This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Surgery
[{'content': 'which of the following does not come under GARDNER syndrome ? \nSelect and explain. \nA. classical familial adenomatous polyposis, B. exostosis, C. colorectal cancer, D. multiple sabaceous cyst', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Gardner&;s Syndrome * Familial adenomatous polyposis * Extraintestinal manifestation -- Bone * Osteoma of mandible (90%), skull, and long bones * Exostoses * Dental abnormalities (supernumerary teeth, impacted teeth) -- Congenital hyperophy of the retinal pigmented epithelium (CHRPE) -- Mesenteric fibromatosis (Desmoid tumors) multiple sabaceous cyst . ref : bailey and love 27th ed', 'role': 'assistant'}]