Klinefelter is a German surname, which is a variant of Kleinfelder.[1] This is a topographic name for a person who worked a smallholding, or a locational surname for a person from one of the places called Kleinfeld in Germany.[2] The name may refer to:
Harry Klinefelter (1912–1990), an American endocrinologist
Klinefelter syndrome
Kleinfeltersville, Pennsylvania
^Dictionary of American Family Names. "Klinefelter Family History", Oxford University Press, 2013. Retrieved on 20 January 2016.
^Dictionary of American Family Names. "Kleinfelder Family History", Oxford University Press, 2013. Retrieved on 20 January 2016.
Klinefelter syndrome (KS), also known as 47,XXY, is a chromosome anomaly where a male has an extra X chromosome. These complications commonly include...
Klinefelter is a German surname, which is a variant of Kleinfelder. This is a topographic name for a person who worked a smallholding, or a locational...
Harry Fitch Klinefelter Jr. (/ˈklaɪnfɛltər/; March 20, 1912 – February 20, 1990) was an American rheumatologist and endocrinologist. Klinefelter syndrome...
showed signs of Klinefelter syndrome; however, chromosome testing revealed 48,XXYY instead of the 47, XXY arrangement known to cause Klinefelter syndrome. Because...
are similar to those of Klinefelter syndrome, though the symptoms are usually more severe in 48,XXXY syndrome. Like Klinefelter syndrome, the presence...
researcher. The symptoms of 49,XXXXY are slightly similar to those of Klinefelter syndrome and 48,XXXY, but they are usually much more severe. Aneuploidy...
chromosome. Male calicoes can happen when a male cat has two X chromosomes (Klinefelter syndrome, with XXY sex chromosomes and generally they are sterile); the...
patients) as well as in the human testis (in healthy patients). Klinefelter syndrome: Klinefelter syndrome is caused by the presence of one or more extra copies...
XXY is the condition of having two X chromosomes and one Y chromosome Klinefelter syndrome in males XXY (film), a drama film about an intersex person XXY...
sign of Down syndrome (Trisomy 21), Fragile X syndrome, 48,XXXY variant Klinefelter syndrome, or Bartarlla-Scott syndrome. An appearance of a widened nasal...
contrast to the other common sex chromosome aneuploidies—47,XXX and 47,XXY (Klinefelter syndrome)—the average of the IQ scores of 47,XYY boys identified by newborn...
hypergonadotropic hypogonadism or primary hypogonadism. Examples include Klinefelter syndrome and Turner syndrome. Mumps is known to cause testicular failure...
Maryland, where chromosomal abnormality was found by Fred Berlin, often Klinefelter syndrome; Dr Raymond Goodman of Hope Hospital in Salford, now of the...
variations in the BRCA2 gene, high exposure to estrogens, or men with Klinefelter syndrome (who have two copies of the X chromosome, and naturally high...
effect, such as abnormal testicular development (testicular dysgenesis), Klinefelter syndrome, Leydig cell hypoplasia, specific defects of testosterone or...
bleeding disorder called Paris-Trousseau syndrome. Klinefelter syndrome (XXY). Men with Klinefelter syndrome are usually sterile and tend to be taller...
businessman Philip M. Kleinfeld (1894–1971), New York politician and judge Klinefelter This page lists people with the surname Kleinfeld. If an internal link...
with an extra X chromosome, also known as 47,XXY, a specific variant of Klinefelter syndrome. This condition results in excessive estrogen production yielding...
unclear. More common aneuploidy syndromes, such as Down syndrome and Klinefelter's syndrome, have strong relationships with maternal age. Pentasomy X is...
typically have an extra X chromosome (XXY), a condition known in humans as Klinefelter syndrome, and their cells undergo an X-inactivation process like in females...
some drugs can also cause breast enlargement. Other causes may include Klinefelter syndrome, metabolic dysfunction, or a natural decline in testosterone...
however. Among humans, some males are born two Xs and a Y ("XXY", see Klinefelter syndrome), one X and two Ys (see XYY syndrome). Some females have three...
[better source needed] The most prevalent genetic conditions include Down syndrome, Klinefelter syndrome, Fragile X syndrome (common among boys), neurofibromatosis,...
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