Staged Transsphenoidal Surgery for Fibrous Nonfunctioning Pituitary Adenomas with Suprasellar Extension

Staged transsphenoidal surgery was performed in seven patients with nonfunctioning pituitary adenomas with suprasellar extension. Remnant adenomas were present in a suprasellar position after complete removal of the intrasellar tumor, and did not descend into the sella because of the fibrous nature...

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