This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Orthopedics, Subject name: Surgery
Rapid increase in the size of an osteochondroma might occur when - 
Select and explain. 
A. Malignant transformation, B. Bursitis, C. Rupture of the stalk, D. Dystrophic calcification
A: Malignant transformation
Answer: A: Malignant transformation 
Explanation: Ans. is 'a' i.e., Malignant transformation Rapid increase in the size of an osteochondroma s suggeative of malignant transformationComplications of osteochondromao Fractureo Malignant transformationo Angular deformityo Growth arresto Neurovascular compromise