Prolapsed giant rectal gastrointestinal stromal tumor presented with incarceration A rare case of emergency rectal lesion.

Prolapsed giant rectal gastrointestinal stromal tumor presented with incarceration A rare case of emergency rectal lesion. Ann Ital Chir. 2020 Jun 10;9: Authors: Erdogan O, Teke Z, Aydin E, Rencuzogullari A Abstract Prolapse of the tumor is an extremely rare clinical presentation in patients with rectal gastrointestinal stromal tumor (GIST). A 79-year-old male patient was consulted in the in-patient ward of internal medicine clinic of our hospital due to his incarcerated hemorrhagic mass protruding from the anal canal. Anal inspection revealed an incarcerated prolapsed hemorrhagic mass larger than 10 cm in diameter that looked like a cauliflower. The incarcerated rectal GIST protruding from the anal canal was removed by transanal excision under the emergency conditions. Clean surgical margins were obtained. No postoperative complications occurred. The histological diagnosis of high-risk GIST was made. Imatinib mesylate treatment was started postoperatively. The colorectum are the less common primary sites in adult GISTs (5%). Giant GISTs of the anorectum represent a real potential for anorectal emergency. They may be involved in rectal bleeding, obstruction, prolapse or incarceration. Prolapse of the tumor is an extremely rare clinical presentation in cases of rectal GISTs, and only a few cases have been reported in the medical literature so far. Complete surgical resection with en bloc excision of the tumor is the treatment of choic...
Source: Annali Italiani di Chirurgia - Category: Surgery Tags: Ann Ital Chir Source Type: research