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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
31-32
pubmed:dateCreated
1992-9-9
pubmed:abstractText
Plasma concentrations of renin and aldosterone were measured before and 60 min after taking 25 mg captopril in 242 patients with arterial hypertension (124 men, 118 women, aged 51.9 +/- 12.7 years; unilateral aldosterone-producing adrenal adenoma in 8, idiopathic hyperaldosteronism in 16 and essential hypertension in 189). Basal plasma aldosterone levels were twice as high in those with adenoma or hyperaldosteronism (216.9 +/- 99.1 pg/ml and 256 +/- 123 pg/ml, respectively) as in those with essential hypertension (117.7 +/- 115 pg/ml). Basal renin levels in adenoma and idiopathic hyperaldosteronism (1 +/- 0.8 microU/ml and 2.6 +/- 1.9 microU/ml, respectively) were decreased compared with those in essential hypertension (13.1 +/- 14.2 microU/ml). The basal aldosterone/renin ratio was higher in adenoma (436 +/- 370 pg/microU) and idiopathic hyperaldosteronism (615 +/- 950 pg/microU) than in essential hypertension (52.9 +/- 151.3 pg/microU). The sensitivity of this ratio in combination with the aldosterone concentration was 100% for recognizing an adrenal adenoma, its specificity 92.7%. The mean plasma aldosterone level after captopril administration did not change in adenoma patients, but fell to 162 +/- 85 pg/ml (P less than 0.001) in those with idiopathic hyperaldosteronism. These data indicate that the captopril test contributes to distinguishing primary from idiopathic hyperaldosteronism.
pubmed:language
ger
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jul
pubmed:issn
0012-0472
pubmed:author
pubmed:issnType
Print
pubmed:day
31
pubmed:volume
117
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1175-80
pubmed:dateRevised
2007-11-15
pubmed:meshHeading
pubmed:year
1992
pubmed:articleTitle
[Does the captopril test improve the diagnosis of primary hyperaldosteronism?].
pubmed:affiliation
Medizinische Klinik II, Universität Köln.
pubmed:publicationType
Journal Article, English Abstract