Pott puffy tumour occurs as complication of which sinusitis:: (A) Frontal, (B) Sphenoid, (C) Ethmoid, (D) None of the above
Answer is A. If infection in the frontal sinus spreads to the marrow of the frontal bone, localized osteomyelitis with bone destruction can result in a doughy swelling of the forehead classically described as Pott puffy tumour.