Diagnosis Hyperthyroidism caused by a mixed pituitary adenoma that secretes prolactin and TSH. Management Trans-sphenoidal resection of the pituitary tumor. After surgery, T 3 suppression test ...

MRI of the pituitary gland revealed a 16 x 27 x 22 mm pituitary adenoma with suprasellar extension ... measuring the growth fraction of tumor cells, was low (1%) and almost no cells showing ...