Postural orthostatic tachycardia syndrome laboratory findings

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Tests to rule out Addison’s Disease, pheochromocytoma, electrolyte imbalance, Lyme Disease, Celiac Disease, Ehlers-Danlos Syndrome, and various food allergies are usually performed. A blood test may be performed to verify abnormally high levels of norepinephrine present in some POTS patients.

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