Pathognomonic feature of Maxillary sinusitis is:: (A) Mucopus in the middle meatus, (B) Inferior turbinate hyperophy, (C) Purulent nasal discharge, (D) Atrophic sinusitis
Answer is A. Characteristic finding of maxillary sinusitis on Rhinoscopy is pus or mucopus in in the middle meatus. Mucosa and turbinates may appear red and swollen.