Other Names for this Disease
- Anus, imperforate, with hand, foot and ear anomalies
- Deafness, sensorineural, with imperforate anus and hypoplastic thumbs
- REAR syndrome
- Renal-ear-anal-radial syndrome
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Tests & Diagnosis
Townes-Brocks syndrome is diagnosed clinically based on the presence of the following:
- Imperforate anus
- Abnormally shaped ears
- Typical thumb malformations (preaxial polydactyly, triphalangeal thumbs which have three bones in them, much like the fingers, instead of the normal two, hypoplastic or underdeveloped thumbs) without shortening of the radius (the larger of the two bones in the forearm)
Last updated: 3/25/2015
- Kohlhase J. Townes-Brocks Syndrome. GeneReveiws. May 3, 2012; http://www.ncbi.nlm.nih.gov/books/NBK1445/. Accessed 3/25/2015.
- The Genetic Testing Registry (GTR) provides information about the genetic tests for this condition. The intended audience for the GTR is health care providers and researchers. Patients and consumers with specific questions about a genetic test should contact a health care provider or a genetics professional.