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Nelsonov syndróm
Subject h. Nelsonov syndróm Subject h. Nelson Syndrome Entry terms nádor hypofýzy, chromofóbny Scope note in English A syndrome characterized by HYPERPIGMENTATION, enlarging pituitary mass, visual defects secondary to compression of the OPTIC CHIASM, and elevated serum ACTH. It is caused by the expansion of an underlying ACTH-SECRETING PITUITARY ADENOMA that grows in the absence of feedback inhibition by adrenal CORTICOSTEROIDS, usually after ADRENALECTOMY. 
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Number of the records: 1