RT Journal Article SR Electronic T1 Venous Subarachnoid Hemorrhage after Inferior Petrosal Sinus Sampling for Adrenocorticotropic Hormone JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 306 OP 307 VO 20 IS 2 A1 Frank S. Bonelli A1 John Huston III A1 Fredric B. Meyer A1 Paul C. Carpenter YR 1999 UL http://www.ajnr.org/content/20/2/306.abstract AB Summary: Neurologic complications associated with inferior petrosal sinus sampling for adrenocorticotropic hormone in the diagnosis of Cushing syndrome are rare. Previously reported complications include brain stem infarction and pontine hemorrhage. We report a case of venous subarachnoid hemorrhage with subsequent acute obstructive hydrocephalus occurring during inferior petrosal sinus sampling for Cushing syndrome.