Conditions That May Mimic a Pheochromocytoma

Gender of the patient

• hyperadrenergic hypertension (pseudopheochromocytoma)?

• thyrotoxicosis?

• menopausal symptoms?

• carcinoid tumor?

• autoantibody to the beta adrenergic receptor?

• anxiety or hyperventilation?

• subarachnoid hemorrhage?

• Guillain-Barre syndrome?

• autonomic attacks (crisis) in tabes dorsalis?

• acute intermittent porphyria?

• hypoglycemia?

• alcohol withdrawal?

• tyramine administration to a patient taking an MAO inhibitor?

• excessive caffeine?

• mercury or lead poisoning?

• abrupt discontinuation of clonidine?

• stimulant (cocaine, amphetamine) intoxication?