“…2,3,8,9,13,16,24) Pituitary apoplexy is characterized by sudden onset of headache, visual impairment, or ophthalmoplegia caused by acute enlargement of the tumor. 3,6,11,26,27,30) Intratumoral hemorrhage is the most common type of hemorrhage, but subarachnoid hemorrhage (SAH), 16,17,19,27) and intra-ventricular hemorrhage 5,21,25) may also result from pituitary apoplexy. Only one case of intracerebral hemorrhage (ICH) has been associated with pituitary apoplexy.…”