title: Clinical challenges and images in GI. Image 1. Rectal carcinoid tumor.
authors: Division of Gastroenterology, Tri-Service General Hospital, Taipei, Taiwan.
authors: Peng-Jen
authors: PJ
authors: Chen
authors: Tsai-Yuan
authors: TY
authors: Hsieh
authors: You-Chen
authors: YC
authors: Chao
mesh_terms: D000328:Adult; D002276:Carcinoid Tumor / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D003113:Colonoscopy; D016145:Endoscopy, Digestive System; D019160:Endosonography; D006801:Humans; D008297:Male; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery