Retrospective study of the colonoscopic examination of patients presented to the Gastrointestinal Endoscopy Unit of Kasr El-Aini Hospital

Pathological and statistical multicenter studyof adenoma and colorectal cancer

Histopathological and statistical study of neoplastic and non-neoplastic colorectal polyps

Clinicopathologic study of colon cancer In NCI

Screening for colorectal cancer by fecaloccult blood testing

Screening for colorectal cancer by fecal occult blood testing

Newer tumor markers in detection of colorectal carcinoma

Study of presence of active intestinal Schistosomiasis inpatients undergoing colonoscopy due to differentcomplaintsa

Study of the lower gastrointestinal endoscopic findings in cirrhotic patients with portal hypertension

Genetic background of the colon diseases