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Heart rate and blood pressure patterns observed in head-up tilt table testing

Shown are the heart rate and blood pressure responses seen during tilt table testing in patients with various etiologies of syncope including classic neurocardiogenic syncope, pure autonomic failure, or POTS.

HR: heart rate; BP: blood pressure; POTS: postural orthostatic tachycardia syndrome.

Reproduced with permission from: Grubb BP. Neurocardiogenic syncope. In: Syncope: Mechanisms and Management, Grubb BP, Olshansky B (Eds), Furtura Publishing Co., Armonk, NY, 1997. p. 73-166. Copyright © 1997 Futura Publishing Co.

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