Adrenal steroid responses to ACTH in glucocorticoid-suppressible aldosteronism.
Author(s) -
A. Ganguly,
M H Weinberger,
Gordon P. Guthrie,
Naomi S. Fineberg
Publication year - 1984
Publication title -
hypertension
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.986
H-Index - 265
eISSN - 1524-4563
pISSN - 0194-911X
DOI - 10.1161/01.hyp.6.4.563
Subject(s) - primary aldosteronism , medicine , endocrinology , aldosterone , corticosterone , glucocorticoid , hyperaldosteronism , mineralocorticoid , adrenocorticotropic hormone , adrenal cortex , renin–angiotensin system , blood pressure , hormone
To investigate adrenal responses to adrenocorticotrophin (ACTH), we infused graded doses of ACTH (1.25 to 20.0 mIU/30 minutes) in normal subjects, patients with low-renin essential hypertension (LREH), primary aldosteronism (PA), and glucocorticoid-suppressible hyperaldosteronism (GSH). Plasma aldosterone, cortisol, corticosterone, and 18-hydroxycorticosterone were measured. The results revealed a greater increase in the plasma aldosterone and 18-hydroxycorticosterone levels evoked by ACTH in the GSH group than in any other group, which suggested enhanced responsiveness of the aldosterone-producing cells to ACTH and a probable adrenal abnormality.
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