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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2006-6-22
pubmed:abstractText
A 62-year-old woman was admitted to our hospital because of hypokalemia. Physical examination revealed no signs of excessive adrenocortical steroid production, as are found in Cushing's syndrome. Her plasma renin activity (PRA) was suppressed (0.10 ng/ml per h), and her serum aldosterone level was high (30.0 ng/dl). PRA was not increased after a renin-releasing test. Her plasma adrenocorticotropic hormone (ACTH) level was low (<5 pg/ml), but her serum cortisol level was normal (21.0 microg/dl). Administration of 8 mg dexamethasone did not suppress her plasma cortisol level. Finally, she was diagnosed with clinical primary aldosteronism associated with preclinical Cushing's syndrome. Magnetic resonance image revealed three sequential nodular masses (each 15 mm x 15 mm) in the right adrenal gland. A right adrenalectomy was performed by endoscopy. The three removed tumors appeared to have different characteristics. Microscopic examination revealed that the upper and lower tumors were adrenocortical adenomas, and the middle tumor was a black adenoma. Immunohistochemical staining for the enzymes involved in cortisol biosynthesis suggested that the upper tumor secreted aldosterone, whereas either or both of the two other tumors secreted cortisol. Surprisingly, at 33 years of age, she had been diagnosed with Cushing's syndrome, due to a cortisol-producing adrenocortical adenoma, and she had received a left adrenalectomy. Clinically and pathophysiologically, this was a very rare case.
pubmed:commentsCorrections
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
1342-1751
pubmed:author
pubmed:issnType
Print
pubmed:volume
10
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
127-30
pubmed:meshHeading
pubmed:year
2006
pubmed:articleTitle
Coexistence of three distinct adrenal tumors in the same adrenal gland in a patient with primary aldosteronism and preclinical Cushing's syndrome.
pubmed:affiliation
The Second Department of Internal Medicine, Ehime University School of Medicine, Toon, Ehime 791-0295, Japan. Okura@m.ehime-u.ac.jp
pubmed:publicationType
Journal Article, Case Reports