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David Ayman, M.D.
JAMA. 1934;102(22):1869. doi:10.1001/jama.1934.02750220047024.
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To the Editor:—  In The Journal, April 7, page 1118, the results of suprarenalectomy in essential hypertension are reported. It seems to me that the therapeutic importance of this paper is lost by the failure of the authors to control adequately their studies of the blood pressure. Thus, patient 1 entered their clinic apparently for the first time, Oct. 7, 1933, and on October 17, after ten days' observation, was operated on. Such a brief period of observation is of little value in determining the effect of subsequent therapy. Weeks and even months of careful observation under standard conditions are needed in any study of essential hypertension. The truth of this statement is illustrated by the following case:M. R., aged 55, was first seen with a blood pressure of 240 systolic, 130 diastolic, which dropped at the end of twenty minutes' rest in a chair to 190 systolic, 120


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