Pheochromocytoma laboratory findings
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Ahmad Al Maradni, M.D. [2]
Overview
Laboratory findings consistent with the diagnosis of pheochromocytoma include elevated catecholamines and metanephrine levels.
Laboratory Findings
The diagnosis can be established by measuring catecholamines and metanephrines in plasma or through a 24-hour urine collection. Urinary vanillyl mandelic acid may be elevated.