A 28 year immigrant presents with several asymptomatic lesions on his skull which are hard and bony. The lesions are fixed, non tender and have been present for at least a year. He is not able to provide much of a history because of the language barrier. What test would you order in him?
A. Urine bence Jones protein
B. CT scan of the head
C. Fine needle biopsy
D. Colonoscopy
E. Lumbar puncture
F. Bone scan
