Barancik, M Inadvertent diagnosis of pheochromocytoma after endoscopic premedication. [electronic resource] - Digestive diseases and sciences Jan 1989 - 136-8 p. digital Publication Type: Case Reports; Journal Article ISSN: 0163-2116 Standard No.: 10.1007/BF01536169 doi Subjects--Topical Terms: Adrenal Gland Neoplasms--complicationsAgedFemaleFentanyl--adverse effectsGastroscopyHumansHypertension--chemically inducedPheochromocytoma--complicationsPremedication