Most common sire for osteoma is:: (A) Maxillary sinus, (B) Ethmoid sinus, (C) Frontal sinus, (D) Sphenoid sinus
Answer is C. Craniofacial osteomas are begin tumors often originating in the paranasal sinuses. The frontal sinus is the most frequent location followed by the ethmoid,Maxillary and sphenoid sinus,respectively Age of presentation=second to fifth decade with a male-female ratio-3:1. Ref .Scott Brown 7/e,Vol 2,p 1521.