title: A gastric carcinoid tumor with massive bleeding.
mesh_terms: D002276:Carcinoid Tumor / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013274:Stomach Neoplasms / Q000150:complications / Q000175:diagnosis* / Q000601:surgery