Genetics Home Reference: 9q22.3 microdeletion Genetics Home Reference: 9q22.3 microdeletion Genetics Home Reference: 9q22.3 microdeletion Genetics Home Reference: 9q22.3 microdeletion Genetics Home Reference: 9q22.3 microdeletion http://ghr.nlm.nih.gov/condition/9q223-microdeletion