Transsphenoidal Yttrium 90 Hypophysectomy in the Treatment of Breast Cancer

Transsphenoidal yttrium 90 hypophysectomy has proved to be a simple and effective method of pituitary destruction. Objective remission was obtained in 30 per cent of 69 patients with breast cancer. Stainless steel screws loaded with yttrium 90 are implanted through the sella turcica.