title: Plasmacytoma of the stomach: endoscopic diagnosis.
mesh_terms: D000368:Aged; D005753:Gastric Mucosa / Q000473:pathology; D005773:Gastroscopy; D006801:Humans; D008297:Male; D010954:Plasmacytoma / Q000175:diagnosis* / Q000473:pathology; D013274:Stomach Neoplasms / Q000175:diagnosis* / Q000473:pathology