Education
Bachelor’s Degree – Stony Brook University
Medical Degree – St George’s University School of Medicine
Internship – SUNY Downstate Medical Center
Residency – SUNY Downstate Medical Center
Fellowship – SUNY Downstate Medical Center
Board Certification – Gastroenterology
Specialties & Main Areas of Interest
- Colon Cancer Screening
- Acid Reflux
- Inflammatory Bowel Disease
- Liver Diseases
- Irritable Bowel Syndrome
Research
- SUNY Downstate Medical Center, New York, United States
Internal Medicine Resident, Dr. Ayse Aytaman
“Patient Specific Factors as Causes for Differences in Hepatocellular Carcinoma Screening Rates in an
Urban Veteran Population” –
Weiss, E., Hossain, R., McFarlane, S., Aytaman, A (submitted to ACG 2014) - SUNY Downstate Medical Center, New York, United States
Internal Medicine Resident, Dr. Ayse Aytaman
“Effect of Glycemic Control on Survival among Diabetic Veterans With Hepatitis C: A Retrospective
Cohort Study with Twelve Years of Follow Up” – Abramowitz, M., Bigajer, E., Hossain, R., Pinkhasov, M.,
McFarlane, S., Aytaman, A. Presented at DDW (Digestive Disease Week, 2014) - SUNY Downstate Medical Center, New York, United States
Internal Medicine Resident, Dr. David Lee
“Variations in colonoscopy quality and adherence to accepted guidelines between Private
Gastroenterologists, GI fellows, and Colorectal Surgeons” – Batool, A., Bhanvadia, A., Hossain, R.,
Kamran, H., Lee, D Presented at SUNY Annual Research Day 2014
Conditions & Diseases Treated
- Abdominal Pain
- Achalasia
- Acid Reflux
- Anorectal Disease
- Bacteria and Foodborne Illness
- Barrett's Esophagus
- Bile Duct Blockages and Stones
- Celiac Disease
- Chronic Diarrhea
- Clostridium Difficile
- Colon Cancer
- Colon Disease
- Colon Polyps
- Colorectal Cancer
- Constipation
- Crohn's and Ulcerative Colitis
- Crohn's and Ulcerative Colitis Management
- Diarrhea
- Difficulty Swallowing (Dysphagia)
- Diverticulosis/Diverticulitis
- Esophageal Cancer
- Esophagitis and Stricture
- Fatty Liver
- Fecal Incontinence
- Gallbladder Disease
- Gallstones
- Gas
- Gastric Cancer
- Gastritis
- Gastrointestinal Malignancies
- Gastroparesis
- Genetic Colon Cancer Syndromes
- GERD
- H. Pylori and Peptic Ulcer
- Heartburn
- Helicobacter Pylori/Peptic Ulcer
- Hemochromatosis
- Hemorrhoids
- Hepatitis A
- Hepatitis B
- Hepatitis C
- Hepatocellular Carcinoma
- Hernias (Abdominal, Groin, and Hiatal)
- High-Risk Colon Cancer Screening
- Inflammatory Bowel Disease, Including Crohn’s Disease and Ulcerative Colitis
- Iron Deficiency Anemia
- Irritable Bowel Syndrome
- Jaundice
- Lactose Intolerance
- Laryngopharyngeal Reflux
- Liver Cirrhosis
- Liver Disease
- Nausea and Vomiting
- Nonalcoholic Steatohepatitis (NASH)
- Obesity
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer Disease (PUD)
- Primary Biliary Cirrhosis
- Proctitis
- Rectal Bleeding
- Rectal Cancer
- Reflux Esophagitis/Stricture
- Silent Reflux
- Stomach Ulcers
- Swallowing Difficulty
- Ulcerative Colitis
Procedures Performed
- Bacterial Overgrowth Test
- Bravo pH Study
- Colonoscopy
- Diagnostic and Therapeutic Colonoscopy
- Diagnostic and Therapeutic Endoscopy
- Esophageal Dilation/Testing
- Esophageal High Resolution Manometry and 24 Hr pH Impedance Testing
- Flexible Sigmoidoscopy
- Flexible Sigmoidoscopy and IRC
- Hemorrhoid Banding
- Hemorrhoid Infrared Coagulation Therapy
- Hemorrhoid Treatments (IRC and Banding)
- Lactose Intolerance Breath Test
- Lactose Tolerance Test
- Upper Endoscopy
- Upper GI Endoscopy (EGD)
- Variceal Banding


