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Intramucosal gastric cysts simulating submucosal cysts.

C A Rubio1

  • 1Department of Pathology, Karolinska Institute, Stockholm, Sweden.

Pathology, Research and Practice
|April 1, 1989
PubMed
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Submucosal cysts in the stomach, found in 10 instances across 41 gastrectomy specimens, originate from the muscularis mucosae. These gastric cysts showed no link to stomach adenocarcinoma in this study.

Area of Science:

  • Gastroenterology
  • Surgical Pathology

Background:

  • Submucosal cysts in the stomach are uncommon findings.
  • Their origin and relationship with the gastric wall layers require further clarification.

Purpose of the Study:

  • To investigate the histological origin of submucosal cysts identified in gastrectomy specimens.
  • To determine any association between these cysts and gastric adenocarcinoma.

Main Methods:

  • Review of 2,004 sections from 41 gastrectomy specimens.
  • Histological examination of ten identified submucosal cysts.
  • Analysis of cyst relationship with the muscularis mucosae and gastric mucosa.

Main Results:

  • Ten submucosal cysts were identified, protruding into the submucosal space.

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  • All cysts were surrounded by the muscularis mucosae, with continuity of muscle fibers demonstrated.
  • A gap in the muscularis mucosae was observed, allowing cyst protrusion.
  • No association was found between these submucosal cysts and gastric adenocarcinoma.

    • Conclusions:

    • Submucosal cysts in the stomach appear to originate from the muscularis mucosae.
    • These cysts do not show a specific association with adenocarcinoma of the stomach.