Endoscopic View of Fungus Ball in the Most Posterior Ethmoid Cell via the Supreme Meatus

Isolated agger nasi cell mucocele

Fibroma in an unusual location: the nasopharynx

Endoscopic view of postoperative maxillary sinus mucoceles separated by bony septum

A polyp originating in the middle turbinate and extending to the maxillary sinus ostium

An inverted papilloma arising from the middle turbinate and extending to the maxillary sinus ostium

Choanal polyp originating from the superior meatus: an endoscopic view

Posterior epistaxis from inferior meatus: An endoscopic view

Fungus ball in an agger nasi cell

Simultaneous occurrence of maxillary and sphenoid sinus fungus ball