What is Jacobsen syndrome?
'''Jacobsen syndrome''' (also known as '''11q deletion syndrome''') is a [[Mutation|gene mutation]] caused by the [[Deletion (genetics)|deletion]] of certain [[genes]] on [[chromosome 11]].<ref>{{cite web|last1=Reference|first1=Genetics Home|title=Jacobsensyndrome|url=https://ghr.nlm.nih.gov/condition/jacobsen-syndrome#definition|website=Genetics Home Reference|language=en}}</ref> The number of deleted genes can be anywhere from 5 million to 16 million pairs of DNA. The effects of Jacobsen include brain development issues, unique facial features, and often a bleeding disorder called the Paris-Trousseau [[syndrome]]. == References == {{reflist}} [[Category:genetic disorders]] [[Category:Blood disorders]] [[Category:Syndromes]]