False positive reaction to the piperoxan hydrochloride test for pheochromocytoma.
D000313:Adrenal Medulla; D000317:Adrenergic alpha-Antagonists; D020295:Brain Stem Neoplasms; D005189:False Positive Reactions; D006801:Humans; D009369:Neoplasms; D010673:Pheochromocytoma; D010883:Piperoxan
D000317:Adrenergic alpha-Antagonists; D010883:Piperoxan
ADRENAL MEDULLA/neoplasms