Article
Der(22) syndrome and velo-cardio-facial syndrome/DiGeorge syndrome share a 1.5-Mb region of overlap on chromosome 22q11.
American journal of human genetics - 1 Mar 1999
Funke B, Edelmann L, McCain N, Pandita R K, Ferreira J, Merscher S, Zohouri M, Cannizzaro L, Shanske A, Morrow B E
Abstract excerpt
Derivative 22 (der[22]) syndrome is a rare disorder associated with multiple congenital anomalies, including profound mental retardation, preauricular skin tags or pits, and conotruncal heart defects. It can occur in offspring of carriers of the constitutional t(11;22)(q23;q11) translocation, owing to a 3:1 meiotic malsegregation event resulting in partial trisomy of chromosomes 11 and 22. The trisomic region on...
Read the complete abstract on PubMedTopics
- Adolescent
- Animals
- Chromosome Aberrations
- Chromosome Breakage
- Chromosomes, Human, Pair 11
- Chromosomes, Human, Pair 22
