Sex chromosome anomalies

Sex chromosome anomalies belong to a group of genetic conditions that are caused or affected by the loss, damage or addition of one or both sex chromosomes (also called gonosomes).

In humans this may refer to:


 * 45, X, also known as Turner syndrome
 * 45,X/46,XY mosaicism
 * 46, XX/XY
 * 47, XXX, also known as Triple X syndrome and trisomy X
 * 47, XXY, also known as Klinefelter syndrome
 * 47, XYY, has normal phenotype
 * 48, XXXX
 * 48, XXXY
 * 48, XXYY
 * 49, XXXXY
 * 49, XXXXX
 * XX gonadal dysgenesis
 * XY gonadal dysgenesis
 * XX male syndrome