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Distal deletion 13q
Disease definition
Distal monosomy 13q is a rare chromosomal anomaly syndrome, resulting from a partial deletion of the long arm of chromosome 13, with a highly variable phenotype typically characterized by varying degrees of intellectual disability and developmental delay, as well as CNS malformations (e.g. holoprosencephaly, anencephaly, ventriculomegaly, Dandy-Walker malformation), ocular abnormalities (e.g. hypertelorism, microphthalmia, strabismus, aniridia, retinal dysplasia) and craniofacial dysmorphism (microcephaly, trigonocephaly, large and malformed ears, broad prominent nasal bridge, micrognathia). Cardiac, genitourinary, gastrointestinal and skeletal manifestations have also been reported.
ORPHA:1590
Classification level: DisorderA summary on this disease is available in Deutsch (2017) Español (2017) Français (2017) Italiano (2017) Nederlands (2017)
Detailed information
General public
- Article for general public
- Français (2013, pdf) - Unique
- Français (2013, pdf) - Unique
- English (2014, pdf) - Unique
- Russian (2014, pdf) - Unique
- Russian (2014, pdf) - Unique
- Deutsch (2020, pdf) - Soma e.V.


Additional information