The endoscopic endonasal transsphenoidal approach to the pituitary requires the anatomical knowledge not only of its target, for example the sella turcica region. An exact knowledge of all the nasal structures the surgeon will pass through, such as the inner nose and the adjacent paranasal sinuses, is demanded.
KeywordsPituitary Adenoma Sphenoidal Sinus Coronal Slice Sella Turcica Preoperative Management
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