Other non-neoplastic lesions

Author: Elliot Weisenberg, M.D. (see Authors page)

Revised: 29 November 2016, last major update August 2012

Copyright: (c) 2003-2016,, Inc.

PubMed Search: gastric duplication
Table of Contents
Definition / general
Cite this page: Duplication. website. Accessed October 18th, 2018.
Definition / general
  • Rare, usually girls
  • Cyst (unilocular, multilocular) lined by gastric mucosa within abdomen
  • Usually does not communicate with normal stomach
  • Fills with fluid, presents as palpable mass
  • Pyloric duplication usually is acquired and due to extensive peptic ulceration