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
Soap bubble appearance at lower end of radius, the treatment of choice is: 
Select and explain. 
A. Local excision, B. Excision and bone grafting, C. Amputation, D. Radiotherapy
B: Excision and bone grafting
Answer: B: Excision and bone grafting 
Explanation: Treatment for GCT at commoner sites is as given in Table Site Treatment of choice Lower end of femur Excision with Turn-o-Plasty Upper end of tibia Excision with Turn-o-Plasty Lower end of radius Excision with fibular grafting Lower end of ulna Excision Upper end of fibula Excision