title: Double pylorus: two sides to one story.
abstract: It is important to recognize that "congenital" double pylorus is a benign condition, so that extensive work-up can be avoided. Also, endoscopists should be aware of the double pylorus and demonstrate extra caution during endoscopic retrograde cholangiopancreatography (ERCP).
authors.affiliation: Department of Internal Medicine Allegheny General Hospital Pittsburgh Pennsylvania USA.
authors.forename: Shifa
authors.initials: S
authors.lastname: Umar
authors.affiliation: Department of Internal Medicine Allegheny General Hospital Pittsburgh Pennsylvania USA.
authors.forename: Mohammad
authors.initials: M
authors.lastname: Bilal
keywords: Acquired; congenital; double pylorus; peptic ulcer disease