Monosomy 9p (also known as Alfi's Syndrome or simply 9P-) is a rare chromosomal disorder in which there is deletion (monosomy) of a portion of chromosome 9. Symptoms include microgenitalia, mental retardation with microcephaly and dysmorphic features.
The location has recently been narrowed to 9p22.2-p23.
^Kawara H; Yamamoto T; Harada N et al. (February 2006). "Narrowing candidate region for monosomy 9p syndrome to a 4.7-Mb segment at 9p22.2-p23". Am. J. Med. Genet. A140 (4): 373–7. doi:10.1002/ajmg.a.31094. PMID16419130.Cite uses deprecated parameter |author-separator= (help)