Phoenix, Arizona Clinical Profile


My research interests include the following:

Diseases of the colon and rectum, with specific reference to the application of laparoscopic techniques to improve patient outcomes.

  • laparoscopic resection for colonic polyps
  • laparoscopic resection and its applicability in colorectal cancer
  • benefits of laparoscopic resection of Crohn's disease, with emphasis on patient outcomes and formal cost analysis
  • development of laparoscopic techniques for extensive colorectal procedures, including proctocolectomy and ileal pouch-anal anastomosis (J-pouch) for ulcerative colitis and familial adenomatous polyposis (FAP)
  • laparoscopic total abdominal colectomy for colonic dysmotility
  • physiologic benefits of laparoscopic approaches, with interest in fluid homeostasis

Clinical trials in the field of colon and rectal surgery.

  • participation in NIH multi-center trial of laparoscopic resection of colon cancer
  • use of Seprafilm to reduce postoperative abdominal adhesions and small bowel obstruction


Primary Appointment

  1. Consultant, Division of Colon & Rectal Surgery, Department of Surgery

Academic Rank

  1. Professor of Surgery


  1. MS - Epidemiology Harvard School of Public Health
  2. Scholarship - Mayo Foundation Scholar: Program in Clinical Effectiveness Harvard School of Public Health
  3. Fellow - Laparoscopic Colon and Rectal Surgery Mayo Clinic in Rochester
  4. Fellow - Colon and Rectal Surgery Mayo Clinic in Rochester
  5. Resident - General Surgery St. Elizabeth's Medical Center
  6. Resident - Anesthesia Beth Israel Hospital
  7. Research Fellowship - Harvard Surgical Research Fellow; Organ Transplantation New England Deaconess Hospital
  8. House Officer - General Surgery John Radcliffe Hospital
  9. House Officer - General Medicine Queen Alexandra Hospital
  10. BM BCh Oxford University Medical School
  11. (elective) Mission Hospital - Bamenda, Cameroon, West Africa
  12. BA - Physiological Sciences University College, Oxford University

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