The following preoperative hormonal dysfunctions were identified: GH deficiency in 30 patients (16.6%), TSH deficiency in 27 patients (14.9%), gonadotropin deficiency in 34 patients (18.8%), ACTH deficiency in 36 patients (19.9%), and increased prolactin caused by stalk compression [17] in 40 patients (22.1%). Here, PRL is linked to central congenital hypothyroidism.