This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'All the statements are true about exotosis, EXCEPT: \nSelect and explain. \nA. Growth continues after skeletal maturity, B. It is covered by cailaginous cap, C. Malignant transformation may occur, D. A veically transmitted disorder', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Exotosis or osteochondroma is the commonest benign "tumour" of the bone. It is not a true neoplasm since its growth stops with cessation of growth at the epiphyseal plate. It is a result of an aberration at the growth plate, where a few cells from the plate grow centrifugally as a separate lump of bone. Ref: Apley\'s System of Ohopedics and Fractures, 8th Edition, Page 178; Essential Ohopaedics By J. Maheshwari, 2012, Page 240 and 3rd Edition, Page 225.', 'role': 'assistant'}]