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16p12.1p12.3 triplication syndrome
Disease definition
16p12.1p12.3 triplication syndrome is a rare chromosomal anomaly syndrome resulting from the partial triplication of the short arm of chromosome 16 characterized by global developmental delay, pre- or post-natal growth delay and distinctive craniofacial features, including short palpebral fissures, epicanthal folds, bulbous nose, thin upper vermillion border, apparently low-set ears and large ear lobes. Variable clinical features that have been reported include congenital heart disease, genitourinary abnormalities, visual anomalies or, less commonly, infantile hepatic disease. Patients are also reported to have tapered fingers.
ORPHA:485405
Classification level: Disorder- Synonym(s):
- Tetrasomy 16p12.1p12.3
- Trip(16)(p12.1p12.3)
- Prevalence: <1 / 1 000 000
- Inheritance: -
- Age of onset: Antenatal, Neonatal
- ICD-10: Q93.7
- OMIM: -
- UMLS: -
- MeSH: -
- GARD: -
- MedDRA: -
A summary on this disease is available in Español (2018) Italiano (2018) Nederlands (2018) Polski ()
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