Gastric biopsy

Last updated: Monday, 05, April, 2004

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Item Process
Specimen

Endoscopic biopsy or resected specimen.

Method

Fresh tissue: frozen section, molecular genetics, flow cytometry, culture. 

Fixed tissue: light microscopy, immunohistochemistry, electron microscopy (special fixative).

Application

Investigation of polyps, ulcers, gastritis, infections especially Helicobacter pylori and bleeding. 

Surveillance for dysplasia in chronic gastritis. 

Diagnosis of gastric polyps and tumours. 

Interpretation

Report by pathologist identifies the nature of the lesion sampled.

Tumour type, grade and stage are reported for neoplasms.

Reference

Emory TS et al. Atlas of Gastrointestinal Endoscopy and Endoscopic Biopsies. Armed Forces Institute of Pathology and American Registry of Pathology 2000.