The procedure of hypophysectomy may offer some hope in metastatic carcinoma of the breast. Certainly further clinical trial is indicated. The anterior intracranial approach through the sphenoid sinus was used in eight cases. It offers a technically easier route by which to perform hypophysectomy. The immediate risk of operation does not appear to be too great. Caution must be urged against delaying this procedure until the patient is in a terminal condition.
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