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 Bonelli, Frank S. A1 Huston III, John A1 Meyer, Fredric B. A1 Carpenter, Paul C. 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.