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
The treatment of choice for fibrous dysplasis of mandible in a 7 year old girl is 
Select and explain. 
A. Wait and watch, B. Symmetrical resection of mandible, C. Hemi mandibulectomy, D. Local irradiation
A: Wait and watch
Answer: A: Wait and watch 
Explanation: Fibrous dysphasia stas in early childhood. Lesion is usually small and asymptomatic and often diagnosed accidentally during radiological examination. Lesions are small and-asymptomatic and progress slowly. Majority of fractures heal by conservative management Sarcomatous changes occur by irradiation.