Single Biggest Cancer Dictionary in the World

What is

transsphenoidal surgery

?

Pronunciation: /transsphenoidal* ˈsərʤəri/

transsphenoidal surgery

Definition

A type of surgery in which instruments are inserted through the nose and sphenoid sinus (a hollow space in a bone in the nose) to remove tumors that are in or near the pituitary gland. The pituitary gland is a pea-sized organ that lies at the base of the brain above the back of the nose.