MCQ IN MEDICINE

Detailed explanation-1: -Your healthcare provider makes an incision in your gum between your upper lip and gum tissue to get to the wall of your maxillary sinus. They make a small hole in your sinus wall so they can remove any damaged or diseased bone or tissue. They use an endoscope to increase the size of your maxillary sinus opening.

Detailed explanation-2: -Sphenoidotomy is a surgical procedure when the natural ostium of sphenoid sinus is enlarged in varying degrees. Microscopic, endoscopic or ballon-assisted endoscopic sphenoidotomy are performed in endonasal sinus surgery and endonasal neurosurgery.

Detailed explanation-3: -The Caldwell-Luc operation was first described in the late 19th century as a technique to remove infection and diseased mucosa from the maxillary sinus via the canine fossa, while creating intranasal counterdrainage through the inferior meatus.