Hardin R D
J Clin Gastroenterol. 1986 Apr;8(2):189-91. doi: 10.1097/00004836-198604000-00019.
A pedunculated appendiceal polyp containing adenocarcinoma in situ was diagnosed preoperatively by colonoscopy. I emphasize the role of colonoscopy in examining as well as identifying the appendiceal orifice.