Mark J. Metwally, M.D.

Medical Education:
St. George’s University, St. George, Grenada

Internship:
Norwalk Hospital/Yale University

Residency:
Norwalk Hospital/Yale University

Fellowship:
Gastroenterology & Hepatology, Norwalk Hospital/Yale University

Board Certifications:
American Board of Internal Medicine Subspecialty Certification in Gastroenterology
American Board of Internal Medicine

Honors and Awards:
Appointed Chief Medical Resident at Norwalk Hospital/Yale University
Outstanding Patient Care Award from Norwalk Community Health Center
2nd Prize – Oral Presentation – CT ACP

Publications:
Does the Day of the Week Influence Adenoma Detection Rate? : 2012
Ciofoaia V, Metwally M, Khara H, Constantin V, O’Mahony S, Greiner R, Meighan D, Hale WB, Gross S., Does the Day of the Week Influence Adenoma Detection Rate?, Gastroenterology. 2012 May; 142 (5): S-220-221.
Metallic Stent Fracture: A Rare Complication of Esophageal SEMS : 2012
Khara HS, Sreenivasan P, Metwally M, Gross SA., Metallic Stent Fracture: A Rare Complication of Esophageal SEMS., The American Journal of Gastroenterology. 2012 Oct; 107: S260.
Recurrent Acute Pancreatitis in situs Ambiguous: First Reported Case : 2012
Saluke E, Khara HS, Sreenivasan P, Metwally M, Mangla R, Hale W., Recurrent Acute Pancreatitis in situs Ambiguous: First Reported Case., The American Journal of Gastroenterology. 2012 Oct; 107: S343.
Anesthesia Provider Type Effect on Adenoma Detection Rate and Adenoma Under the Curve : 2012
Ciofoaia V, Metwally M, Constantin VD, O’Mahony S, Greiner R, Meighan D, Hale WB, Gross SA. Anesthesia Provider Type Effect on Adenoma Detection Rate and Adenoma Under the Curve., Gastroenterology. 2012 May; 142 (5): S-81.
An unusual cause of ascites- Encapsulating Peritoneal Sclerosis : 2012
Valencia-Chavez D, Metwally M, Sammarco FS, Khara HS, Sreenivasan P., An unusual cause of ascites -Encapsulating Peritoneal Sclerosis., The American Journal of Gastroenterology. 2012 Oct; 107: S394
Diagnostic Accuracy of EUS-FNA Without On-site Cytopathology in a Community Hospital : 2012
     Metwally M, Merchant PS, Khara HS, Sreenivasan P, Kumar V, Mangla R, Hale W, Gross SA., Diagnostic Accuracy of EUS-FNA Without On-site Cytopathology in a Community Hospital., The American Journal of Gastroenterology. 2012 Oct; 107: S749-750.
Evaluation of Magnetic Endoscopy Imaging: A Single Center Experience : 2012
Khara HS, Sreenivasan P, Metwally M, Gross SA., Evaluation of Magnetic Endoscopy Imaging: A Single Center Experience., The American Journal of Gastroenterology. 2012 Oct; 107: S781-782.
A Case of Mediastinal Vagal Schwannoma diagnosed by EUS-FNA : 2012
Merchant PS, Sreenivasan P, Khara HS, Metwally M, Mangla R., A Case of Mediastinal Vagal Schwannoma diagnosed by EUS-FNA., The American Journal of Gastroenterology. 2012 Oct; 107: S541-542.
Should Colorectal Cancer Screening Start at Age 45 for Everyone? A Community Hospital Experience : 2011
Ciofoaia V, Metwally M, O’Mahony, Hale WB, Gross SA., Should Colorectal Cancer Screening Start at Age 45 for Everyone?  A Community Hospital Experience., Gastroenterology. 2011 May; 142 (5): S-729.
Conscious or unconscious: the impact of sedation choice on colon adenoma detection : 2011
Manuscript: Metwally M, Agresti N, Hale WB, Ciofoaia V, O’Connor R, Wallace MB, Fine J, Wang Y, Gross SA., Conscious or unconscious: the impact of sedation choice on colon adenoma detection., World Journal of Gastroenterology.  2011 Sep 14:17(34):3912-5.  PMID: 22025879
The Incidence of Serrated Adenomas at a Community Hospital : 2011
Ciofoaia V, Metwally M, Gross SA., The Incidence of Serrated Adenomas at a Community Hospital., Gastroenterology. 2011 Oct; 106: S-168.
Data Mining Electronic Medical Records to Determine Colonoscopy Quality Indicators : 2011
Ciofoaia V, Metwally M, O’Mahony S., Data Mining Electronic Medical Records to Determine Colonoscopy Quality Indicators., Gastroenterology. 2011 May; 140 (5): S-568.
Antibiotics and Proton Pump Inhbitors: A Perfect Recipe for C. difficile : 2009
O’Connor R, Metwally M, Agresti N, Sheikh, I, Mogul Z, Hale W, Meighan D, Mangla R, Gross SA., Antibiotics and Proton Pump Inhbitors: A Perfect Recipe for C. difficile., Gastroenterology. 2009 Oct,  104 (5): S-185.
Role of Same Day Virtual CT Colonography for Incomplete Colonoscopy : 2009
Mangla R, Selsky N, Wallace M, Hale W, Jakab S, Buntic V, Metwally M, Meighan D, Gross SA., Role of Same Day Virtual CT Colonography for Incomplete Colonoscopy., Gastroenterology. 2009 May; 136(5): A-516.
Scope or Scan: Patient Preference for Colon Cancer Screening : 2009
Metwally M, Agresti N, O’Connor R, Chirunumula , Meighan D, Hale WB, Mangla R, Gross SA., Scope or Scan: Patient Preference for Colon Cancer Screening., Gastroenterology. 2009 May; 104: S-574.
The impact of Sedation Choice on Colon Adenoma Detection for Colon Cancer Screening : 2009
Metwally M, Agresti, N, Wallace M, Hale W, Jakab S, Mangla R, Buntic V, Meighan D, Gross S., The impact of Sedation Choice on Colon Adenoma Detection for Colon Cancer Screening., Gastroenterology. 2009 May; 136 (5): A-767.
Chronic Intestinal Psuedo-Obstruction in Systemic Sclerosis Treated with Methylphenidate : 2009
Ghanta M, Metwally M, Rahimyar R,  Hale WB, Gross SA., Chronic Intestinal Psuedo-Obstruction in Systemic Sclerosis Treated with Methylphenidate., Gastroenterology. 2009 May; 104: S-281.