Hyperplastic Polyp of the Esophagus and Esophago-gastric Junction
Definition
- Polyp of the esophagus or EGJ predominantly composed of hyperplastic epithelium
Diagnostic Criteria
- Predominantly epithelial hyperplasia
- Gastric foveolar
- Esophageal squamous
- Mixtures
- Stromal inflammation and granulation tissue may be present
- If predominant, designate as an inflammatory polyp
- Nearly all in distal esophagus or EGJ
- Frequently associated with ulcer or erosive esophagitis
- May be associated and/or contain intestinal metaplasia
- No reports of dysplasia arising in the polyps
- Some of the polyps reported by Long 2011 may be included here
Reference
- Abraham SC, Singh VK, Yardley JH, Wu TT. Hyperplastic polyps of the esophagus and esophagogastric junction: histologic and clinicopathologic findings. Am J Surg Pathol. 2001 Sep;25(9):1180-7.
- Long KB, Odze RD. Gastroesophageal junction hyperplastic (inflammatory) polyps: a clinical and pathologic study of 46 cases. Am J Surg Pathol. 2011 Jul;35(7):1038-44.
Robert V Rouse MD
Department of Pathology
Stanford University School of Medicine
Stanford CA 94305-5342
Original posting/updates: 11/29/09, 11/24/11
