Carcinoids are heterogeneous neuroendocrine tumors with malignant potential. The rectum is the third most common location for gastrointestinal carcinoids. We assessed the clinicopathological characteristics of rectal carcinoids.
Department of Surgery, University of Ulsan College of Medicine and Asan Medical Center, 388-1 Poongnap-dong, Songpa-gu, Seoul 138-736, Republic of Korea.