20th Annual Review Course in Family Medicine. Colon Cancer Screening. Houston, Texas 1996.

Chairman of abstract selection committee of ACG Annual Meeting, Washington DC, 1996.

Primary care physician postgraduate course. H.pylori updated. Tulsa, Oklahoma, 1996.

Southern Surgical Congress. Laparoscopic cyst-gastrostomy. Scottsdale, AZ, 1996 (with Drs. Reardon and Brunicardi).

Canadian Academic of Pathology Annual Meeting. The human erythrocyte glucose transporter glut1 is expressed as a late event during neoplastic progression in Barrett's metaplasia. Washington DC, March 1996.

Canadian Academic of Pathology Annual Meeting. p53 protein accumulation is an early indicator of malignant potential in Barrett's metaplasia. Washington DC, March 1996.

Medical symposium by Numune Hospital and TMH/BCM - Lectures 1) Gastroesophageal reflux disease, update 2) What is new in GI endoscopic treatment- Ankara, Turkey, 1996.

Annual National Meeting of the Turkish Gastroenterology Association - Lectures 1)Treatment of H. pylori gastropathy and 2) Diagnostic dilemma in patients with pancreatic cancer, Antalya, Turkey 1996.

Annual American College of Gastroenterology Meeting. - Plenary session chairman for pancreas-biliary and two papers on 1) Sensitivity and specificity of P53 protein accumulation as a marker of malignant potential in Barrett's metaplasia (2) The efficacy of endoscopic transpapillary drainage of pancreatic pseudocysts without pancreatic sphincterotomy. Seattle, WA, 1996.

Serial lectures to Houston gastroenterologists/internists on "recent concepts of H. pylori management", Houston, TX 1996.

Gastroenterology update with emphasis on practical approach to common gastrointestinal problems - by BCM GI Division. Program Director and lecture on "Endocrine tumors of GI tract". Houston, TX 1997.

Annual American College of Gastroenterology Meeting. Session chairman for small intestine. Three papers on 1) Detection of oxidative DNA damage in patients with reflux esophagitis by immunohistochemistry. 2) Comparison between brush cytology and biopsy in the detection of dysplasia, p53 accumulation, and Glut I expression in patients with Barrett's metaplasia. 3) Relationship between dysplasia, p53 protein, DNA ploidy, glut 1, and Rb protein in Barrett's metaplasia. Chicago, IL 1997.

Neuroendocrine tumors of GI tract, BCM Residency Conference Series, 1997. Biliary pancreatitis. BCM Medicine Grand Round, 1997.

Endoscopic Treatment of acute/chronic pancreatitis. TMH Medicine Grand Round, 1997.

Medical symposium by American Hospital and TMH/BCM-GI program director - Lectures 1) Barrett's metaplasia, 2) Colo-rectal cancer screening and prevention. Istanbul, Turkey, 1997.

Annual Postgraduate Course of BCM GI Division. Lectures 1) Barrett's esophagus - what is new? 2) Biliary acute pancreatitis. Houston, TX 1998.

World Congress of Gastroenterology: Chair on GI disorders in elderly symposium. Austria Center, Vienna, Austria, September 1998.

Postgraduate Course of the Turkish Society of Gastroenterology. Honorary president, Lectures: 1) Barrett's metaplasia: general perspectives 2) Biliary pancreatitis. Istanbul, Turkey, September 1998.

Seminar: International Hospital Istanbul & The Methodist Hospital Houston, Moderator lecture 1) Surgical Management of inflammatory bowel disease 2) neuroendocrine tumors of the Gastrointestinal Tract. Istanbul, Turkey, September 1998.

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