- Kline·fel·ter's syndrome 'klīn-.fel-tərz- also Kline·fel·ter syndrome -tər- n an abnormal condition in a male characterized by two X chromosomes and one Y chromosome, infertility, smallness of the testes, sparse facial and body hair, and gynecomastiaKlinefelter Harry Fitch (b 1912)American physician. Klinefelter specialized in endocrinology and rheumatology. Klinefelter's syndrome was described in 1942.
* * *a genetic disorder in which there are three sex chromosomes, XXY, rather than the normal XX or XY. Affected individuals are apparently male, but are tall and thin, with small testes, failure of normal sperm production (azoospermia), enlargement of the breasts (gynaecomastia), and absence of facial and body hair.H. F. Klinefelter (1912- ), US physician
Medical dictionary. 2011.
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Klinefelter's syndrome — ☆ Klinefelter s syndrome [klīn′fel΄tərz ] n. [after H. Klinefelter (1912 ), U.S. physician] a congenital disorder of males, caused by the presence of an extra X chromosome and characterized by small testicles and sterility … English World dictionary
Klinefelter's syndrome — Infobox Disease ICD10 = ICD10|Q|98|0|q|90 ICD10|Q|98|4|q|90 ICD9 = ICD9|758.7 Caption = 47,XXY ICDO = OMIM = MedlinePlus = eMedicineSubj = ped eMedicineTopic = 1252 MeshID = D007713 Klinefelter s syndrome, 47,XXY or XXY syndrome is a condition… … Wikipedia
Klinefelter's syndrome — /kluyn fel teuhrz/, Pathol. an abnormal condition in which at least one extra X chromosome is present in a male: characterized by reduced or absent sperm production, small testicles, and in some cases enlarged breasts. [named after Harry Fitch… … Universalium
Klinefelter's syndrome — noun syndrome in males that is characterized by small testes and long legs and enlarged breasts and reduced sperm production and mental retardation; a genetic defect in which an extra X chromosome (XXY) is present in the male • Syn: ↑Klinefelter… … Useful english dictionary
Klinefelter's syndrome — noun Etymology: Harry F. Klinefelter died 1990 American physician Date: 1950 an abnormal condition in a male characterized by usually two X and one Y chromosomes, infertility, smallness of the testicles, sparse facial and body hair, and enlarged… … New Collegiate Dictionary
Klinefelter's syndrome — [ klʌɪnˌfɛltəz] noun Medicine a syndrome affecting males in which the cells have an extra X chromosome, characterized by a tall thin physique, small infertile testes, and enlarged breasts. Origin 1940s: named after the American physician Harry F … English new terms dictionary
Klinefelter's syndrome — a genetic disorder in which there are three sex chromosomes, XXY, rather than the normal XX or XY. Affected individuals are apparently male, but are tall and thin, with small testes, failure of normal sperm production (azoospermia), enlargement… … The new mediacal dictionary
Klinefelter's syndrome — n. (Genetics) XXY syndrome, disorder in males caused by the presence of an extra X chromosome (characterized by small testicles, decreased sperm production, gynecomastia, long legs and mental retardation) … English contemporary dictionary
Klinefelter's syndrome — Human genetic abnormality in which the individual, phenotypically apparently male, has three sex chromosomes (XXY) … Dictionary of molecular biology
Синдром Кляйнфелтера (Klinefelter'S Syndrome) — генетическое нарушение, при котором в организме человека присутствует три половых хромосомы XXY, вместо обычных двух (XX или XY). Данное нарушение поражает исключительно представителей мужского пола; при этом больной выглядит высоким и худым,… … Медицинские термины