A 21 year-old-woman was presented with pain on the left side of her face and mucopurulent rhinorrhoea lasting for 7 months with long history of recurrent sinusitis. Nasal endoscopic examination revealed a mucopus trickling from the left middle meatus.
Identify this unusual condition from oral examination image and Coronal computed tomography scan. Source: Pan African Medical Journal (Detailed citation will be revealed with the explanation) *This case is from Docplexus Editorial Team for educative purpose only.