Synonyms: Houlston-Ironton-Temple syndrome
A rare genetic multiple congenital anomalies syndrome characterized by atrioventricular septal defects and blepharophimosis in addition to radial (e.g. aplastic radius shortened ulna fifth finger clinodactyly absent first metacarpal and thumb) and anal (e.g. imperforate or anteriorly place anus rectovaginal fistula) defects.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version June 2026
Newly diagnosed with
Atrioventricular defect-blepharophimosis-radial and anal defect syndrome?
Our RARE Concierge Services Guides are available to assist you by providing information, resources and connections as you navigate your rare disease journey.
Advocacy Organizations
Heart of a Giant Foundation
The mission of the HGF is to achieve better health outcomes for heart diseases and related chronic health conditions in our communities and enhance the quality of life through health education, care support, and connection to community resources.
RareDNA Foundation
Dedicated to improving outcomes for individuals and families affected by rare DNA heart mutations by advancing awareness, access and action. We increase awareness among medical professionals and the public, provide education and resources on diagnosis and treatment, support scientific research, and advocate for faster diagnostic pathways, giving families the knowledge and care they need.
Uganda Alliance of Patients Organization
Supporting patients to access quality, safe and patient-centered healthcare services.
Don't see your organization here. Let us know here.
Clinical Trials
For a list of clinical trials in this disease area, please click here.