单词 | xyy syndrome |
释义 | XYY syndromeXYY syn·dromeXYY syn·dromeKlinefelter syndromeA syndrome with a 47, XXY chromosome complement, in which the subjects are phenotypically male but have seminiferous tubule dysgenesis, elevated plasma and urinary gonadotropins, variable gynecomastia, eunuchoid habitus and possibly female secondary sex characteristics. Some patients are chromosomal mosaics, with two or more cell lines of different chromosome constitution.XYY syndromeYY syndrome A condition characterized by an extra Y chromosome, an array of typical clinical features–facial asymmetry, long ears, teeth and fingers, poor musculoskeletal development, cranial synostosis, prolonged P-R on EKG, and a possible tendency toward antisocial behaviorXYY syn·drome(sin'drōm)XYY syndromeXYY syndromethe theory that a man with an extra Y-chromosome is predisposed towards violence and aggression and hence the basis, usually unsuccessful, for a defence argument. |
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