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Klinefelter's syndrome

[ klīnfĕl′tərz ]
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n.

A chromosomal anomaly in males characterized by the presence of two X-chromosomes and one Y-chromosome, causing reduced testicular size, seminiferous tubule dysgenesis, and infertility.XXY syndrome

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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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