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Updated: Jan 20, 2026

Common Stock Features

Common Stock Features

コラーゲン性胃炎：一般的な臨床的特徴を持つ稀な疾患

Paruvathavarthini Thambiraj¹, Kalaivanan Balasubramanian, Bheemanathi Hanuman Srinivas

¹Department of Pathology, Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Puducherry, India.

Indian journal of pathology & microbiology

|January 19, 2026

Abstract:

Collagenous gastritis (CG) is a rare entity characterized by subepithelial collagen deposition with increased thickness of >10 μm. Here we report a young-adult female patient presented with upper gastrointestinal symptoms. Upper gastrointestinal endoscopy revealed atrophic mucosa in the body of stomach, and a biopsy was taken. Histopathological examination showed increased collagen deposition only in the subepithelial region, which is highlighted by Masson's trichrome stain. Final diagnosis of CG was made.

キーワード:

コラーゲン胃炎若年

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