title: Rare case of gastrointestinal stromal tumor of the anal canal.
abstract: Gastrointestinal stromal tumor (GIST) is a rare mesenchymal neoplasm of the gastrointestinal tract. GIST of anal canal is very rare representing only 3% of all anorectal mesenchymal tumors. We report an extremely rare case of GIST of the anal canal in 60-years-old man with history of irregular bowel habits with dark colored stool mixed with blood and constipation from 6 month. Diagnosis was made on the basis of histomorphological and immunohistochemical examination.
authors: Department of Pathology, King George's Medical University, Lucknow, Uttar Pradesh, India.
authors: Madhu
authors: M
authors: Kumar
authors: Madhu Mati
authors: MM
authors: Goel
authors: Devendra
authors: D
authors: Singh
mesh_terms: D001003:Anal Canal / Q000000981:diagnostic imaging / Q000473:pathology*; D001005:Anus Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology*; D046152:Gastrointestinal Stromal Tumors / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D019009:Proto-Oncogene Proteins c-kit / Q000235:genetics; D020796:Receptor, Platelet-Derived Growth Factor alpha / Q000235:genetics; D014463:Ultrasonography
chemical_list: D019009:Proto-Oncogene Proteins c-kit; D020796:Receptor, Platelet-Derived Growth Factor alpha