title: Sex chromosomes and sex chromosome abnormalities.
abstract: This article focuses on constitutional sex chromosome abnormalities detected by conventional cytogenetics and fluorescence in situ hybridization. The author discusses the two general classifications of abnormalities: numerical and structural. Also included are descriptions of unique aspects of X and Y chromosomes, technological advances in detection, and future perspectives.
authors: Department of Genetics, Kaiser Permanente, San Jose Medical Center, San Jose, CA 95123, USA. xu.li@kp.org
authors: Xu
authors: X
authors: Li
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D038901:X-Linked Intellectual Disability; D009030:Mosaicism; D012729:Sex Chromosome Aberrations; D012730:Sex Chromosomes; D049951:X Chromosome Inactivation