Choose the appropriate lettered structure in this MRI scan showing a sagittal section through the head and neck. A tumor of which structure can be removed through the transsphenoidal approach following the septum of the nose through the body of the sphenoid?: (A) A, (B) B, (C) C, (D) D
Answer is A. (a) The pituitary gland can be reached through the transsphenoidal approach following the septum of the nose through the body of the sphenoid.