www.acssurgery.com




    WILEY W. SOUBA, MD, ScD, FACS, Editorial Chair DOUGLAS W. WILMORE, MD, FACS, Founding Editor                August 2008




 THE BEST                                    THIS MONTH’S UPDATES
 SURGICAL                                Elements of Contemporary                   from that in other developed
                                                                                    countries is the market-based

 THINKING                                Practice
                                         8 Health Care Economics:
                                                                                    delivery system that characterizes
                                                                                    U.S. health care.
                                                                                       Because more than 45 million U.S.
Hand-Assisted Laparoscopic               The Broader Context                        citizens (almost one out of six)
Colectomy: A Bridge to                                                              cannot afford health insurance
                                         LINDA G. LESKY, MD, MA,                    coverage, the costs of this care are
Increased Minimal Access                                                            built into the prices charged to those
Colectomies                              Associate Professor of Medicine and
                                                                                    who do have the ability to pay.
                                         Health Policy, George Washington
ROBERT R. CIMA, MD, MA, FACS,                                                       Despite this degree of public
                                         University, Washington, DC
FASCRS                                                                              spending, the uninsured have poorer
Assistant Professor of Surgery,          ROBERT S. RHODES, MD, FACS                 health outcomes than those with
Mayo Clinic College of Medicine,         Adjunct Professor, Department of           continuous health insurance
Division of Colon and Rectal             Surgery, University of Pennsylvania        coverage.
Surgery, Mayo Clinic, Rochester,         School of Medicine, Philadelphia,             Substantial evidence exists to
MN                                       PA                                         support the notion that physicians
                                                                                    increase the demand for health care.
JOHN H. PEMBERTON, MD, FACS              CHARLES L. RICE, MD, FACS
Professor of Surgery, Mayo Clinic                                                   Because of this asymmetric knowl-
College of Medicine, Division of         President, Professor of Surgery,           edge, consumers rely heavily on
Colon and Rectal Surgery, Mayo           Uniformed Services University of the       physician advice for guidance
Clinic, Rochester, MN                    Health Sciences, Bethesda, MD              regarding diagnosis and treatment.
                                                                                    Thus, not only do physicians
DOI 10.2310/7800.2008.NCaug              DOI 10.2310/7800.SECC08
                                                                                    function as suppliers of health care
   aparoscopic colectomy (LC)                                                       services, but they also play a major
L  confers numerous short-term
patient benefits.1 These benefits
                                             Surgeons should have a broad
                                             understanding of health-care           role in determining the level of
                                                                                    demand for these services.
                                             spending.
include fewer infectious complica-                                                                     continued on page 3
                                           n 2006, U.S. National Health
tions, less pain, fewer pulmonary
complications, decreased need for        I Expenditures amounted to $2.1
blood transfusions, and shorter
hospital stays. Furthermore, it has
                                         trillion, translating into a per capita
                                         expenditure of $7,026. Projections           In This Issue
been shown in several randomized         indicate that total health care             The Best Surgical Thinking
controlled trials that LC for            spending will reach $4 trillion by             Hand-Assisted Laparoscopic
colorectal cancer achieves short- and    2015, and double again by 2035.                Colectomy: A Bridge to Increased
long-term oncologic outcomes             The majority is projected to be                Minimal Access Colectomies           1
equivalent to those of conventional      attributable to rising costs of care.       Elements of Contemporary Practice
surgery.2,3 Although it has been over                                                   8 Health Care Economics: The
15 years since the first reported LC,                                                    Broader Context                      1
LC is performed in only about 6%
                                         Discrepancy between                         1 Basic Surgical and Perioperative
of patients currently undergoing         Health Care Costs and                          Considerations
                                                                                        9 Fast Track Inpatient and Ambulatory
colectomy in this country.4 This rate    Outcomes                                       Surgery                              4
of adoption for LC is much slower
                                              he single factor that distinguishes    8 Critical Care
                 continued on page 2     T    health care in the United States          22 Nutritional Support               4
2    What’s New in ACS Surgery • August 2008                                                                                www.acssurgery.com



 THE BEST SURGICAL THINKING
 continued from page 1
                                                                                                 Owned and published by
than for other general surgical                                                                  BC Decker Inc
                                                 special access device (Figure 1)
abdominal procedures, such as                    that is placed through the                      EDITORIAL CHAIR:
                                                                                                 Wiley W. Souba, MD, SCD, FACS, Columbus, OH
cholecystectomy, hernia repair,                  abdominal wall that allows a
gastroesophageal reflux surgery,                  pneumoperitoneum to be established              FOUNDING EDITOR:
                                                                                                 Douglas W. Wilmore, MD, FACS, Boston
and gastric banding or bypass                    and maintained while permitting the
                                                                                                 EDITORIAL BOARD:
procedures, despite a much larger                surgeon to place a hand in the                  Mitchell P. Fink, md, facs, Pittsburgh Gregory
volume of literature supporting the              abdomen to assist in laparoscopic               J. Jurkovich, md, facs, Seattle Larry R. Kaiser,
                                                                                                 md, facs, Philadelphia William H. Pearce, md,
feasibility and safety of LC.                    retraction, dissection, and visualiza-          facs, Chicago John H. Pemberton, md, facs,
   The most likely reason for the                tion. This technique has been                   Rochester, MN Nathaniel J. Soper, md, facs,
slow adoption of LC is that it is                successfully used for a wide variety            Chicago

technically much more complex                    of general, urologic, and gynecologic           COUNCIL OF FOUNDING EDITORS:
                                                                                                 Murray F. Brennan, md, facs, New York
than other procedures because the                procedures, as well as colectomy.5              Laurence Y. Cheung, md, facs, Kansas City
organ of interest is large and mobile,              The use of HALS for colectomy                Alden H. Harken, md, facs, San Francisco
dissection must be performed in                  has been shown to result in clinical            James W. Holcroft, md, facs, Sacramento
                                                                                                 Jonathan L. Meakins, md, dsc, facs, Oxford
multiple quadrants of the abdomen,               outcomes similar to those of LC but
                                                                                                 PUBLISHER:
and there are numerous large vessels             is associated with a much lower rate            President, Brian C. Decker
that require division. Furthermore,              of conversion to an open procedure              Vice President, Sales, Rochelle J. Decker
LC is associated with longer                     because of technical problems or                Vice President and Publisher, Liz Pope
                                                                                                 Managing Editor, Susan Cooper
operative times compared to                      intraoperative complications and                Manager, Special Sales, Jennifer Coates
the traditional open procedure.                  has a significantly shorter operative            Manager, Customer Care and Distribution, Marie
                                                                                                 Moore
Although many of these problems                  time.6–9 Also, it has been reported             Rights and Permissions, Paula Mucci
are overcome with experience, the                that HALS has decreased the                     Director, Digital Publishing, David Love
learning curve is estimated for                  learning curve for the surgeon with             Electronic Media Systems Analyst, Jeff Ferguson
                                                                                                 Senior Web/IT Developer, Faisal Shah
routine LC at somewhere between                  no experience performing LC and
                                                                                                 ACS Surgery: Principles & Practice (bound
20 and 50 cases. This number is                  expanded the complexity of minimal              volume: ISBN 978-1-55009-399-5; CD-ROM:
higher than the average number of                access colorectal procedures the                ISBN 978-1-55009-421-3; quarterly CD ROM:
colectomies performed per year by                surgeon can offer.6 These benefits of            ISSN 1538-3210; online: ISSN 1547-1616) is
                                                                                                 owned and published by BC Decker Inc, 50 King
most community-based general                     HALS are thought to be related to               St. E., 2nd Floor, PO Box 620, LCD1, Hamilton,
surgeons.                                        increased “efficiency” of the                    ON L8N 3K7, Canada, Web site: http://www.
                                                                                                 bcdecker.com. © 2008 BC Decker Inc. All rights
   A hybrid technique, hand-assisted             operation compared with traditional             reserved. No part of this issue may be reproduced
laparoscopic surgery (HALS),                     LC; comparative video analysis of               by any mechanical, photographic, or electronic
                                                                                                 process or in the form of a phonographic
represents a technology that                     HALS and LC showed that HALS                    recording, nor may it be stored in a retrieval
provides many of the advantages of               colectomies were associated with                system, transmitted, or otherwise copied for
traditional open surgery while                   significantly more “goal-oriented”               public or private use without written permission
                                                                                                 of the publisher.
maintaining the short-term clinical              behavior than the traditional
benefits of LC. HALS employs a                                                                    Annual subscription rates in Canada and the
                                                 laparoscopic technique. In a                    USA: Quarterly CD-ROM: $209 (individual),
                                                                                                 $709 (institutional); Online: $189 (individual).
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Figure 1. A hand access device permits the surgeon to place a hand in the abdomen and
still use laparoscopic visualization and instrumentation through standard trocars. The typical
incision is 7 to 7.5 cm in length.
                                                                     continued on page 3                  www.acssurgery.com
www.acssurgery.com                                                                             What’s New in ACS Surgery 3



 THE BEST SURGICAL THINKING                                                            This Month’s CME
 continued from page 2                                                                 Chapters
prospective trial comparing HALS              colorectal resection outcomes:           ACS Surgery offers CME in
colectomy and LC, the HALS                    short-term comparison with open          convenient online format. As
approach had a far lower conversion           procedures. J Am Coll Surg               many as 60 AMA PRA Category
rate, 7% compared with 23%, while             2007;204:291–307.                        1 credits can be earned at
                                                                                       any time during the year. The
preserving the same immediate            2.   Janson M, Björholt I, Carlsson
                                                                                       following chapters are available
clinical outcomes.7                           P, et al. Randomized clinical trial      for CME credit this month:
   In a recent report from Mayo               of the costs of open and laparo-
Clinic, an analysis of 969 minimally          scopic surgery for colonic cancer.       Elements of Contemporary Practice
invasive colectomies was performed            Br J Surg 2004;91:409–17.                  8 Health Care Economics: The Broader
over a 3-year period during which        3.     Clinical Outcomes of Surgical            Context
HALS colectomies were first                    Therapy Study Group: a compari-          1 Basic Surgical and Perioperative
introduced into the practice.8 The                                                       Considerations
                                              son of laparoscopically assisted           9 Fast Track Inpatient and Ambulatory
authors found that at the end of the          and open colectomy for colon               Surgery
study period, HALS had accounted              cancer. N Engl J Med 2004;350:
for 373 of the colectomies. Although                                                   8 Critical Care
                                              2050–9.                                    22 Nutritional Support
HALS was used for all types of           4.   Kemp JA, Finlayson SRG. Nation-
colectomies, from segmental to total          wide trends in laparoscopic
proctocolectomies and ileal pouch             colectomy from 2000-2004. Surg
procedures, it was preferentially
used for left-sided and total colecto-
mies. In particular, HALS became
                                         5.
                                              Endosc 2008 (Feb 1);1181–7.
                                              Maarense S, Bemelman W, van
                                              der Hoop G, et al. Hand-assisted
                                                                                      THIS MONTH’S
the primary modality for minimally
invasive total proctocolectomy with
ileal pouch anal anastomosis.
                                              laparoscopic surgery (HALS): a
                                              report of 150 procedures. Surg
                                              Endosc 2004;18:397–401.
                                                                                      UPDATES
                                                                                      continued from page 1
Furthermore, HALS retained nearly
all of the short-term clinical benefits   6.   Cima RR, Hassan I, Larson DW,
                                              et al. Impact of a new technology,       In virtually every other sector of
of traditional LC but was associated                                                 the economy, the introduction of
with significantly shorter operative           hand-assisted laparoscopic sur-
                                              gery (HALS) in a specialty colo-       new technology tends to reduce the
times and conversions to open                                                        cost of a particular good or service.
surgery compared with LC.                     rectal surgical practice at a single
                                              institution (abstract P 155). Pre-     Health care is an exception. A 2003
   Minimally invasive procedures
                                              sented at the Society of American      analysis of the relation between the
provide numerous clinical advan-
                                              Gastrointestinal and Endoscopic        availability of advanced technologies
tages for patients. After LC, patients
                                              Surgeons Scientific Sessions; 2006      and health care spending found that
experience less pain, have fewer
                                              April 26–29; Dallas, TX.               for certain technologies (e.g.,
postoperative complications, require
fewer blood transfusions, and have       7.   Targarona E, Gracia E, Garriga J,      diagnostic imaging, cardiac catheter-
shorter hospital stays. However,              et al. Prospective randomized trial    ization facilities, and intensive care
traditional LC is technically de-             comparing conventional laparo-         facilities), increased availability was
manding and requires extensive                scopic colectomy with hand-            often accompanied by increased
training to master. HALS colectomy            assisted laparoscopic colectomy:       usage (and thus increased spending).
is a unique minimally invasive                applicability, immediate clinical        In general economic terms,
modality that bridges the gap                 outcome, inflammatory response,         markets function best and society
between traditional open colectomy                                                   benefits most when multiple
                                              and cost. Surg Endosc 2002;16:
and LC. HALS provides the same                                                       suppliers compete to produce the
                                              234–9.
clinical benefits as LC but is less                                                   highest quality product at the lowest
                                         8.   Cima RR, Pattana-arun J, Larson
technically demanding and is                                                         cost. With health care, however, this
                                              DW, et al. Experience with 969
performed more quickly. This                                                         process has resulted in a bewildering
                                              minimal access colectomies: the
technique could easily expand the                                                    array of insurers and contracts.
                                              role of hand assisted laparoscopy
number of patients in the United                                                     Virtually every physician in the
                                              (HALS) in expanding minimally
States undergoing colectomy who                                                      United States has had to expend
                                              invasive surgery for complex
could benefit from a minimal access                                                   considerable time and effort dealing
                                              colectomies. J Am Coll Surg 2008;
surgical approach.                                                                   with complicated, arcane, and
                                              206:946–50; discussion 950–2.
                                                                                     confusing administrative costs and
                                         9.   Meijer D, Bannenberg J, Jakimo-
References                                                                           requirements.
                                              wicz J. Hand-assisted laparo-
1. Noel JK, Fahrbach K, Estok                 scopic surgery: an overview. Surg
   R, et al. Minimally invasive               Endosc 2000;14:891–5.                                     continued on page 4
4    What’s New in ACS Surgery • August 2008                                                                  www.acssurgery.com



 THIS MONTH’S UPDATES
 continued from page 3

Health Care Economics and                      patients with moderate and severe         common reason for delaying
                                               preoperative undernutrition benefit        discharge after ambulatory surgery.
Implications for Surgeons                      from preoperative nutritional             Due to the important side effects of
    lthough individual physicians
A   cannot fix the society-wide
problems created by market-based
                                               support. Also, improving functional
                                               capacity by increasing physical
                                               activity before surgery may be
                                                                                         opioids, it is more sensible to
                                                                                         consider multimodal analgesia.
                                                                                         Regarding postoperative feeding,
health care, surgeons can help to              protective. In another area,              several studies suggest that early
restore confidence in the profession            emerging evidence suggests that it        feeding (not waiting until peristalsis
by helping develop and then                    may be beneficial to forgo absolute        has returned to the entire GI tract)
adhering to evidence-based                     preoperative fasting, providing a         offers decreased overall infectious
approaches to surgical intervention.           carbohydrate drink the evening
                                                                                         complications and reduced length of
Communication skills and attention             before surgery and a second drink
to the needs of patients should be                                                       stay. Postoperative bed rest should
                                               2 to 3 hours before induction of
stressed as vital to the best patient          anesthesia. Results from meta-            be discouraged, and patients should
care.                                          analyses suggest that preoperative        be educated on the benefits of early
                                               patient education and preparation         mobilization. Also, because drains
                                               have positive effects on certain          and catheters impede independent
1 Basic Surgical and Perioperative             outcomes like pain and psychologi-        ambulation, their routine use should
                                               cal distress. Finally, premedication      be weighed carefully. Finally,
Considerations                                 may modulate intraoperative               because of the earlier hospital
                                               hemodynamics and reduce                   discharge with fast track programs,
9 Fast Track Inpatient and                     postoperative side effects.               discharge follow-up is important,
Ambulatory Surgery                                Intraoperative elements are also       with patients able to contact a team
                                               vital. To attenuate the surgical stress   member easily should problems
LIANE FELDMAN, MD, FACS, FRCS                  response, epidural and spinal block       arise.
                                               using local anesthetics have been
Associate Professor of Surgery,
                                               shown to be the most powerful
McGill University, Montreal, QC,
                                               modulator of the metabolic and
                                                                                         Implementation of a Fast
Canada                                                                                   Track Surgery Program
                                               endocrine stress response. Regarding
FRANCO CARLI, MD, PHD, FRCA,                   general anesthesia, any choice              mplementing a fast track surgery
FRCPC                                          should include fast-acting IV drugs
                                               and less soluble volatile anesthetics,
                                                                                         I program and multimodal rehabili-
                                                                                         tation requires substantial resources
Professor, Department of                       along with adjuvants to minimize
Anesthesia, McGill University,                                                           and effort. Additionally, more
                                               side effects. For regional anesthesia,    research is required to understand
Montreal, QC, Canada                           spinal, epidural, and peripheral          which of the multiple individual
DOI 10.2310/7800.S01C09                        nerve blocks show improved                components of fast track surgery
                                               pulmonary function, decreased             have the greatest impact.
 Surgeons must understand and                  cardiovascular demand, and a lower
 address factors that keep patients            incidence of ileus. Infiltration of
 hospitalized after major surgery.             local anesthetics into the surgical       8 Critical Care
   ast track surgery involves                  wound is an effective analgesia
F  coordinated, multidisciplinary
care to reduce complications,
                                               technique for minor surgical
                                               procedures. Maintaining normother-
                                                                                         22 Nutritional Support
facilitate earlier hospital discharge,         mia is critical, and using active and     ROLANDO H. ROLANDELLI, MD, FACS
and permit faster recovery. The                passive warming devices decreases
                                                                                         Professor of Surgery, University
primary goal of this approach is not           the incidence of wound infections,
                                                                                         of Medicine and Dentistry of New
cost containment through the                   blood loss, myocardial ischemia,
                                               and protein breakdown. An intra-          Jersey Medical School, Newark, NJ
reduction of hospital stay. The
primary goals are to shorten                   operative fluid management strategy
recovery time, decrease morbidity,             remains controversial, as adverse                            continued on page 5
                                               outcomes may be associated with
and improve efficiency.
                                               both inadequate and excessive fluid

Preoperative, Intraoperative,
                                               administration. Finally, surgical
                                               incisions should be as small as               Coming in September
and Postoperative Phases of                    possible while allowing adequate              5 Gastrointestinal Tract and Abdomen
                                               exposure, using laparoscopic                    29 Intestinal Anastomosis
Fast Track Surgery                             techniques when possible.
    everal preoperative elements can                                                         2 Head and Neck
S   be addressed. For example,
                                                  As relates to postoperative
                                               elements, pain remains the most
                                                                                               3 Neck Mass
www.acssurgery.com                                                                        What’s New in ACS Surgery 5

BRIAN K. SIEGEL, MD, FACS                Enteral and Parenteral                  patients must receive extensive
                                                                                 evaluation, teaching, and training if
Staff Physician, Department of           Nutrition                               home parenteral nutrition is to
Surgery, Division of Trauma/Critical         arenteral and enteral nutritional
Care, Morristown, Memorial
Hospital, Morristown, NJ
                                         P   support is a valuable adjunc-
                                         tive—and sometimes life-saving—
                                                                                 prove successful.


                                         therapy in the management of
                                                                                 Nutritional Pharmacology
DOI 10.2310/7800.S08C22
                                                                                    he role of nutrient administration
 Nutritional support is required in
 patients with various disease
                                         selected types of patients. Enteral
                                         nutrition is the provision of liquid-   T  has evolved from the maintenance
                                                                                 of a positive energy and nitrogen
                                         formula diets by mouth or tube into
 processes.                              the gastrointestinal tract. Enteral     balance to the use of nutrients to
   utritional support is required in     nutrition should be prescribed only     modulate tissue metabolism and
N  patients with various disease
processes: a patient who has been
                                         if safety and a low complication rate
                                         can be ensured, and the appropriate
                                                                                 organ system function. This new
                                                                                 role is referred to as nutrition
without nutrition for 10 days, one       diet must be selected based on the      pharmacotherapy. The most critical
                                         patient’s nutrient requirements. If     nutrients include glutamine (the
whose duration of illness is expected
                                         enteral nutrition cannot be tolerated   main source of fuel for cells of the
to be more than 10 days, and one
                                         (evidenced by vomiting, abdominal       gut and immune system), arginine
who is medically considered
                                         cramps or distension, etc.) or there    (required for growth), purines and
malnourished.
                                         is risk of aspiration, parenteral       pyrimidines (essential for cell
                                         nutrition is recommended.               proliferation), and fatty acids
Nutrient Requirements for Ill               Parenteral nutrition is often        (generally used as fuel).
Patients                                 indicated in critically ill patients,
                                         and can be via central venous or,
   he energy requirements of an                                                  General Recommendations
T  individual are primarily related to
body size, age, gender, and energy
                                         less commonly, peripheral venous
                                         infusions. Central venous solutions     for Nutritional Support
                                         are commonly combinations of               nutrition screening incorporating
expenditure of activity (muscular
work). In hospitalized patients who
                                         dextrose and an amino acid mixture
                                         to which electrolytes, vitamins, and
                                                                                 A  objective data (height, weight,
                                                                                 primary diagnosis, etc.) should be a
are generally inactive, the basal        trace elements are added. For           component of the initial evaluation.
metabolic rate accounts for              peripheral venous solutions, slightly   Any patient identified as being
the greatest amount of energy            hypertonic nutrient solutions can be    nutritionally at risk should have a
expenditure, which is influenced by       prepared from commercially              formal nutrition assessment.
the disease process. After energy        available amino acid mixtures,          Additionally, recommendations for
requirements are determined,             dextrose solutions, and fat             specific disease states (cardiac,
protein needs are calculated. The        emulsions.                              pulmonary, liver, and renal disease;
requirements for vitamins, minerals,        Home parenteral nutrition is         pancreatitis; short-bowel syndrome;
and trace elements are usually met       indicated for patients who are          inflammatory bowel disease; solid
when adequate volumes of balanced        unable to eat and absorb enough         organ transplantation; and burns)
nutrient formulas are provided.          nutrients for maintenance. However,     should be followed.

Acs9902

  • 1.
    www.acssurgery.com WILEY W. SOUBA, MD, ScD, FACS, Editorial Chair DOUGLAS W. WILMORE, MD, FACS, Founding Editor August 2008 THE BEST THIS MONTH’S UPDATES SURGICAL Elements of Contemporary from that in other developed countries is the market-based THINKING Practice 8 Health Care Economics: delivery system that characterizes U.S. health care. Because more than 45 million U.S. Hand-Assisted Laparoscopic The Broader Context citizens (almost one out of six) Colectomy: A Bridge to cannot afford health insurance LINDA G. LESKY, MD, MA, coverage, the costs of this care are Increased Minimal Access built into the prices charged to those Colectomies Associate Professor of Medicine and who do have the ability to pay. Health Policy, George Washington ROBERT R. CIMA, MD, MA, FACS, Despite this degree of public University, Washington, DC FASCRS spending, the uninsured have poorer Assistant Professor of Surgery, ROBERT S. RHODES, MD, FACS health outcomes than those with Mayo Clinic College of Medicine, Adjunct Professor, Department of continuous health insurance Division of Colon and Rectal Surgery, University of Pennsylvania coverage. Surgery, Mayo Clinic, Rochester, School of Medicine, Philadelphia, Substantial evidence exists to MN PA support the notion that physicians increase the demand for health care. JOHN H. PEMBERTON, MD, FACS CHARLES L. RICE, MD, FACS Professor of Surgery, Mayo Clinic Because of this asymmetric knowl- College of Medicine, Division of President, Professor of Surgery, edge, consumers rely heavily on Colon and Rectal Surgery, Mayo Uniformed Services University of the physician advice for guidance Clinic, Rochester, MN Health Sciences, Bethesda, MD regarding diagnosis and treatment. Thus, not only do physicians DOI 10.2310/7800.2008.NCaug DOI 10.2310/7800.SECC08 function as suppliers of health care aparoscopic colectomy (LC) services, but they also play a major L confers numerous short-term patient benefits.1 These benefits Surgeons should have a broad understanding of health-care role in determining the level of demand for these services. spending. include fewer infectious complica- continued on page 3 n 2006, U.S. National Health tions, less pain, fewer pulmonary complications, decreased need for I Expenditures amounted to $2.1 blood transfusions, and shorter hospital stays. Furthermore, it has trillion, translating into a per capita expenditure of $7,026. Projections In This Issue been shown in several randomized indicate that total health care The Best Surgical Thinking controlled trials that LC for spending will reach $4 trillion by Hand-Assisted Laparoscopic colorectal cancer achieves short- and 2015, and double again by 2035. Colectomy: A Bridge to Increased long-term oncologic outcomes The majority is projected to be Minimal Access Colectomies 1 equivalent to those of conventional attributable to rising costs of care. Elements of Contemporary Practice surgery.2,3 Although it has been over 8 Health Care Economics: The 15 years since the first reported LC, Broader Context 1 LC is performed in only about 6% Discrepancy between 1 Basic Surgical and Perioperative of patients currently undergoing Health Care Costs and Considerations 9 Fast Track Inpatient and Ambulatory colectomy in this country.4 This rate Outcomes Surgery 4 of adoption for LC is much slower he single factor that distinguishes 8 Critical Care continued on page 2 T health care in the United States 22 Nutritional Support 4
  • 2.
    2 What’s New in ACS Surgery • August 2008 www.acssurgery.com THE BEST SURGICAL THINKING continued from page 1 Owned and published by than for other general surgical BC Decker Inc special access device (Figure 1) abdominal procedures, such as that is placed through the EDITORIAL CHAIR: Wiley W. Souba, MD, SCD, FACS, Columbus, OH cholecystectomy, hernia repair, abdominal wall that allows a gastroesophageal reflux surgery, pneumoperitoneum to be established FOUNDING EDITOR: Douglas W. Wilmore, MD, FACS, Boston and gastric banding or bypass and maintained while permitting the EDITORIAL BOARD: procedures, despite a much larger surgeon to place a hand in the Mitchell P. Fink, md, facs, Pittsburgh Gregory volume of literature supporting the abdomen to assist in laparoscopic J. Jurkovich, md, facs, Seattle Larry R. Kaiser, md, facs, Philadelphia William H. Pearce, md, feasibility and safety of LC. retraction, dissection, and visualiza- facs, Chicago John H. Pemberton, md, facs, The most likely reason for the tion. This technique has been Rochester, MN Nathaniel J. Soper, md, facs, slow adoption of LC is that it is successfully used for a wide variety Chicago technically much more complex of general, urologic, and gynecologic COUNCIL OF FOUNDING EDITORS: Murray F. Brennan, md, facs, New York than other procedures because the procedures, as well as colectomy.5 Laurence Y. Cheung, md, facs, Kansas City organ of interest is large and mobile, The use of HALS for colectomy Alden H. Harken, md, facs, San Francisco dissection must be performed in has been shown to result in clinical James W. Holcroft, md, facs, Sacramento Jonathan L. Meakins, md, dsc, facs, Oxford multiple quadrants of the abdomen, outcomes similar to those of LC but PUBLISHER: and there are numerous large vessels is associated with a much lower rate President, Brian C. Decker that require division. Furthermore, of conversion to an open procedure Vice President, Sales, Rochelle J. Decker LC is associated with longer because of technical problems or Vice President and Publisher, Liz Pope Managing Editor, Susan Cooper operative times compared to intraoperative complications and Manager, Special Sales, Jennifer Coates the traditional open procedure. has a significantly shorter operative Manager, Customer Care and Distribution, Marie Moore Although many of these problems time.6–9 Also, it has been reported Rights and Permissions, Paula Mucci are overcome with experience, the that HALS has decreased the Director, Digital Publishing, David Love learning curve is estimated for learning curve for the surgeon with Electronic Media Systems Analyst, Jeff Ferguson Senior Web/IT Developer, Faisal Shah routine LC at somewhere between no experience performing LC and ACS Surgery: Principles & Practice (bound 20 and 50 cases. This number is expanded the complexity of minimal volume: ISBN 978-1-55009-399-5; CD-ROM: higher than the average number of access colorectal procedures the ISBN 978-1-55009-421-3; quarterly CD ROM: colectomies performed per year by surgeon can offer.6 These benefits of ISSN 1538-3210; online: ISSN 1547-1616) is owned and published by BC Decker Inc, 50 King most community-based general HALS are thought to be related to St. E., 2nd Floor, PO Box 620, LCD1, Hamilton, surgeons. increased “efficiency” of the ON L8N 3K7, Canada, Web site: http://www. bcdecker.com. © 2008 BC Decker Inc. All rights A hybrid technique, hand-assisted operation compared with traditional reserved. No part of this issue may be reproduced laparoscopic surgery (HALS), LC; comparative video analysis of by any mechanical, photographic, or electronic process or in the form of a phonographic represents a technology that HALS and LC showed that HALS recording, nor may it be stored in a retrieval provides many of the advantages of colectomies were associated with system, transmitted, or otherwise copied for traditional open surgery while significantly more “goal-oriented” public or private use without written permission of the publisher. maintaining the short-term clinical behavior than the traditional benefits of LC. HALS employs a Annual subscription rates in Canada and the laparoscopic technique. In a USA: Quarterly CD-ROM: $209 (individual), $709 (institutional); Online: $189 (individual). Institutional Web site license pricing available on request. Please e-mail [email protected]. Separate shipping and handling apply. All prices subject to change without notice and quoted in US dollars. POSTMASTER: Send address changes to BC Decker Inc, PO Box 758, Lewiston, NY 14092- 0785. FOR ASSISTANCE WITH YOUR SUBSCRIPTION Please address all inquiries to Fulfillment Department, BC Decker Inc, P.O. Box 758, Lewiston, NY 14092- 0785, or call us at 905-522-7017 or 800-568-7281, or fax us at 905-522-7839 or 888-311-4987, or email us at [email protected]. For change of address, please provide both your new and your old addresses; be sure to notify us at least six weeks before you expect to move to avoid interruptions in your service. YOUR FEEDBACK IS WELCOME • E-mail: [email protected] • Write: BC Decker Inc P.O. Box 620, LCD1 Hamilton, ON L8N 3K7 Canada Figure 1. A hand access device permits the surgeon to place a hand in the abdomen and still use laparoscopic visualization and instrumentation through standard trocars. The typical incision is 7 to 7.5 cm in length. continued on page 3 www.acssurgery.com
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    www.acssurgery.com What’s New in ACS Surgery 3 THE BEST SURGICAL THINKING This Month’s CME continued from page 2 Chapters prospective trial comparing HALS colorectal resection outcomes: ACS Surgery offers CME in colectomy and LC, the HALS short-term comparison with open convenient online format. As approach had a far lower conversion procedures. J Am Coll Surg many as 60 AMA PRA Category rate, 7% compared with 23%, while 2007;204:291–307. 1 credits can be earned at any time during the year. The preserving the same immediate 2. Janson M, Björholt I, Carlsson following chapters are available clinical outcomes.7 P, et al. Randomized clinical trial for CME credit this month: In a recent report from Mayo of the costs of open and laparo- Clinic, an analysis of 969 minimally scopic surgery for colonic cancer. Elements of Contemporary Practice invasive colectomies was performed Br J Surg 2004;91:409–17. 8 Health Care Economics: The Broader over a 3-year period during which 3. Clinical Outcomes of Surgical Context HALS colectomies were first Therapy Study Group: a compari- 1 Basic Surgical and Perioperative introduced into the practice.8 The Considerations son of laparoscopically assisted 9 Fast Track Inpatient and Ambulatory authors found that at the end of the and open colectomy for colon Surgery study period, HALS had accounted cancer. N Engl J Med 2004;350: for 373 of the colectomies. Although 8 Critical Care 2050–9. 22 Nutritional Support HALS was used for all types of 4. Kemp JA, Finlayson SRG. Nation- colectomies, from segmental to total wide trends in laparoscopic proctocolectomies and ileal pouch colectomy from 2000-2004. Surg procedures, it was preferentially used for left-sided and total colecto- mies. In particular, HALS became 5. Endosc 2008 (Feb 1);1181–7. Maarense S, Bemelman W, van der Hoop G, et al. Hand-assisted THIS MONTH’S the primary modality for minimally invasive total proctocolectomy with ileal pouch anal anastomosis. laparoscopic surgery (HALS): a report of 150 procedures. Surg Endosc 2004;18:397–401. UPDATES continued from page 1 Furthermore, HALS retained nearly all of the short-term clinical benefits 6. Cima RR, Hassan I, Larson DW, et al. Impact of a new technology, In virtually every other sector of of traditional LC but was associated the economy, the introduction of with significantly shorter operative hand-assisted laparoscopic sur- gery (HALS) in a specialty colo- new technology tends to reduce the times and conversions to open cost of a particular good or service. surgery compared with LC. rectal surgical practice at a single institution (abstract P 155). Pre- Health care is an exception. A 2003 Minimally invasive procedures sented at the Society of American analysis of the relation between the provide numerous clinical advan- Gastrointestinal and Endoscopic availability of advanced technologies tages for patients. After LC, patients Surgeons Scientific Sessions; 2006 and health care spending found that experience less pain, have fewer April 26–29; Dallas, TX. for certain technologies (e.g., postoperative complications, require fewer blood transfusions, and have 7. Targarona E, Gracia E, Garriga J, diagnostic imaging, cardiac catheter- shorter hospital stays. However, et al. Prospective randomized trial ization facilities, and intensive care traditional LC is technically de- comparing conventional laparo- facilities), increased availability was manding and requires extensive scopic colectomy with hand- often accompanied by increased training to master. HALS colectomy assisted laparoscopic colectomy: usage (and thus increased spending). is a unique minimally invasive applicability, immediate clinical In general economic terms, modality that bridges the gap outcome, inflammatory response, markets function best and society between traditional open colectomy benefits most when multiple and cost. Surg Endosc 2002;16: and LC. HALS provides the same suppliers compete to produce the 234–9. clinical benefits as LC but is less highest quality product at the lowest 8. Cima RR, Pattana-arun J, Larson technically demanding and is cost. With health care, however, this DW, et al. Experience with 969 performed more quickly. This process has resulted in a bewildering minimal access colectomies: the technique could easily expand the array of insurers and contracts. role of hand assisted laparoscopy number of patients in the United Virtually every physician in the (HALS) in expanding minimally States undergoing colectomy who United States has had to expend invasive surgery for complex could benefit from a minimal access considerable time and effort dealing colectomies. J Am Coll Surg 2008; surgical approach. with complicated, arcane, and 206:946–50; discussion 950–2. confusing administrative costs and 9. Meijer D, Bannenberg J, Jakimo- References requirements. wicz J. Hand-assisted laparo- 1. Noel JK, Fahrbach K, Estok scopic surgery: an overview. Surg R, et al. Minimally invasive Endosc 2000;14:891–5. continued on page 4
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    4 What’s New in ACS Surgery • August 2008 www.acssurgery.com THIS MONTH’S UPDATES continued from page 3 Health Care Economics and patients with moderate and severe common reason for delaying preoperative undernutrition benefit discharge after ambulatory surgery. Implications for Surgeons from preoperative nutritional Due to the important side effects of lthough individual physicians A cannot fix the society-wide problems created by market-based support. Also, improving functional capacity by increasing physical activity before surgery may be opioids, it is more sensible to consider multimodal analgesia. Regarding postoperative feeding, health care, surgeons can help to protective. In another area, several studies suggest that early restore confidence in the profession emerging evidence suggests that it feeding (not waiting until peristalsis by helping develop and then may be beneficial to forgo absolute has returned to the entire GI tract) adhering to evidence-based preoperative fasting, providing a offers decreased overall infectious approaches to surgical intervention. carbohydrate drink the evening complications and reduced length of Communication skills and attention before surgery and a second drink to the needs of patients should be stay. Postoperative bed rest should 2 to 3 hours before induction of stressed as vital to the best patient anesthesia. Results from meta- be discouraged, and patients should care. analyses suggest that preoperative be educated on the benefits of early patient education and preparation mobilization. Also, because drains have positive effects on certain and catheters impede independent 1 Basic Surgical and Perioperative outcomes like pain and psychologi- ambulation, their routine use should cal distress. Finally, premedication be weighed carefully. Finally, Considerations may modulate intraoperative because of the earlier hospital hemodynamics and reduce discharge with fast track programs, 9 Fast Track Inpatient and postoperative side effects. discharge follow-up is important, Ambulatory Surgery Intraoperative elements are also with patients able to contact a team vital. To attenuate the surgical stress member easily should problems LIANE FELDMAN, MD, FACS, FRCS response, epidural and spinal block arise. using local anesthetics have been Associate Professor of Surgery, shown to be the most powerful McGill University, Montreal, QC, modulator of the metabolic and Implementation of a Fast Canada Track Surgery Program endocrine stress response. Regarding FRANCO CARLI, MD, PHD, FRCA, general anesthesia, any choice mplementing a fast track surgery FRCPC should include fast-acting IV drugs and less soluble volatile anesthetics, I program and multimodal rehabili- tation requires substantial resources Professor, Department of along with adjuvants to minimize Anesthesia, McGill University, and effort. Additionally, more side effects. For regional anesthesia, research is required to understand Montreal, QC, Canada spinal, epidural, and peripheral which of the multiple individual DOI 10.2310/7800.S01C09 nerve blocks show improved components of fast track surgery pulmonary function, decreased have the greatest impact. Surgeons must understand and cardiovascular demand, and a lower address factors that keep patients incidence of ileus. Infiltration of hospitalized after major surgery. local anesthetics into the surgical 8 Critical Care ast track surgery involves wound is an effective analgesia F coordinated, multidisciplinary care to reduce complications, technique for minor surgical procedures. Maintaining normother- 22 Nutritional Support facilitate earlier hospital discharge, mia is critical, and using active and ROLANDO H. ROLANDELLI, MD, FACS and permit faster recovery. The passive warming devices decreases Professor of Surgery, University primary goal of this approach is not the incidence of wound infections, of Medicine and Dentistry of New cost containment through the blood loss, myocardial ischemia, and protein breakdown. An intra- Jersey Medical School, Newark, NJ reduction of hospital stay. The primary goals are to shorten operative fluid management strategy recovery time, decrease morbidity, remains controversial, as adverse continued on page 5 outcomes may be associated with and improve efficiency. both inadequate and excessive fluid Preoperative, Intraoperative, administration. Finally, surgical incisions should be as small as Coming in September and Postoperative Phases of possible while allowing adequate 5 Gastrointestinal Tract and Abdomen exposure, using laparoscopic 29 Intestinal Anastomosis Fast Track Surgery techniques when possible. everal preoperative elements can 2 Head and Neck S be addressed. For example, As relates to postoperative elements, pain remains the most 3 Neck Mass
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    www.acssurgery.com What’s New in ACS Surgery 5 BRIAN K. SIEGEL, MD, FACS Enteral and Parenteral patients must receive extensive evaluation, teaching, and training if Staff Physician, Department of Nutrition home parenteral nutrition is to Surgery, Division of Trauma/Critical arenteral and enteral nutritional Care, Morristown, Memorial Hospital, Morristown, NJ P support is a valuable adjunc- tive—and sometimes life-saving— prove successful. therapy in the management of Nutritional Pharmacology DOI 10.2310/7800.S08C22 he role of nutrient administration Nutritional support is required in patients with various disease selected types of patients. Enteral nutrition is the provision of liquid- T has evolved from the maintenance of a positive energy and nitrogen formula diets by mouth or tube into processes. the gastrointestinal tract. Enteral balance to the use of nutrients to utritional support is required in nutrition should be prescribed only modulate tissue metabolism and N patients with various disease processes: a patient who has been if safety and a low complication rate can be ensured, and the appropriate organ system function. This new role is referred to as nutrition without nutrition for 10 days, one diet must be selected based on the pharmacotherapy. The most critical patient’s nutrient requirements. If nutrients include glutamine (the whose duration of illness is expected enteral nutrition cannot be tolerated main source of fuel for cells of the to be more than 10 days, and one (evidenced by vomiting, abdominal gut and immune system), arginine who is medically considered cramps or distension, etc.) or there (required for growth), purines and malnourished. is risk of aspiration, parenteral pyrimidines (essential for cell nutrition is recommended. proliferation), and fatty acids Nutrient Requirements for Ill Parenteral nutrition is often (generally used as fuel). Patients indicated in critically ill patients, and can be via central venous or, he energy requirements of an General Recommendations T individual are primarily related to body size, age, gender, and energy less commonly, peripheral venous infusions. Central venous solutions for Nutritional Support are commonly combinations of nutrition screening incorporating expenditure of activity (muscular work). In hospitalized patients who dextrose and an amino acid mixture to which electrolytes, vitamins, and A objective data (height, weight, primary diagnosis, etc.) should be a are generally inactive, the basal trace elements are added. For component of the initial evaluation. metabolic rate accounts for peripheral venous solutions, slightly Any patient identified as being the greatest amount of energy hypertonic nutrient solutions can be nutritionally at risk should have a expenditure, which is influenced by prepared from commercially formal nutrition assessment. the disease process. After energy available amino acid mixtures, Additionally, recommendations for requirements are determined, dextrose solutions, and fat specific disease states (cardiac, protein needs are calculated. The emulsions. pulmonary, liver, and renal disease; requirements for vitamins, minerals, Home parenteral nutrition is pancreatitis; short-bowel syndrome; and trace elements are usually met indicated for patients who are inflammatory bowel disease; solid when adequate volumes of balanced unable to eat and absorb enough organ transplantation; and burns) nutrient formulas are provided. nutrients for maintenance. However, should be followed.