Lymphoid Adenohypophysitis with Radiologic and Clinical Findings Resembling a Pituitary Tumor

Lymphoid hypophysit is is an apparently rare condition whi ch was initially reported as a postmortem finding in six patients [1-6]. In these patients, death was related to the re latively rapid development of hypopituitarism. It has re-cently been described in four living patients [7-9]. In the previous case reported by us, visual fi elds were normal and a computed tomography (CT) scan was normal although the sella was ballooned at tomography. However, as the present case shows, the radi olog ical and c linical finding s may c lose ly simulate a pituitary tumor with suprasellar extension. Case Report A 27-year-old woman, gravida 3, para 2, with one miscarriage, suddenly developed severe, throbbing parietal headaches during the eigh th month of her pregnancy. The headaches were relieved by Darvocet and decreased in intensity after 1 week. Four week