This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
Desmoid tumor, treatment is 
Select and explain. 
A. Local excision, B. Wide excision, C. Wide excision with radiotherapy, D. Radiotherapy
B: Wide excision
Answer: B: Wide excision 
Explanation: Desmo means Band/Tendon in Greek. It is a tumour arising from the musculoaponeurotic layer of abdomen, below the level of the umbilicus. It is unencapsulated, hard, fibroma, presently classified under aggressive fibromatosis.80% of cases occur in women, commonly after deliveries, over the abdominal scars, OCP use.It is often associated with Gardner's syndrome. Wide excision of the tumour with a margin of 2.5 cm along with placement of a mesh to the abdominal defect is the treatment of choice . It is moderately radiosensitive. Drugs like sulindac and tamoxifen are also used. Chemotherapeutic agents like doxorubicin, actinomycin D, dacarbazine, carboplatin are used but with significant toxicity. Recurrence rate is high--20-40%.Reference : page 742-43 SRB's manual of surgery 5th edition