Why the study?
Does the ephedrine response test (ERT) determine preparedness for the cardiovascular stress of anesthesia in surgical patients on antihypertensive therapy?
Does the ephedrine response test (ERT) determine preparedness for the cardiovascular stress of anesthesia in surgical patients on antihypertensive therapy?
The ephedrine response test is proposed to assess the risk of cardiovascular collapse during anesthesia in patients on antihypertensive therapy.
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Blunted ERT may flag anesthesia risk in treated hypertensives; leaves open need for prospective validation before practice change.
D. LeRoy Crandell (1962) studied this question.
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