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Start free with EleplanDistal duplication 19q syndrome
ORPHA:1717Malformation syndrome
Also called Distal trisomy 19q · Telomeric duplication 19q · Trisomy 19qter
What it is
Distal trisomy 19q is a rare chromosomal anomaly syndrome characterized by low birth weight, developmental delay, intellectual disability, short stature, craniofacial dysmorphism (incl. microcephaly, midface hypoplasia, hypertelorism, flat nasal bridge, ear anomalies, short philtrum, downturned corners of the mouth, micrognathia) and a short neck with redundant skin folds. Additional features may include hypotonia, skeletal anomalies (e.g. clino/camptodactyly), seizures and congenital cardiac, urogenital and gastrointestinal malformations.
Key facts
- Prevalence
- <1 / 1 000 000
- Age of onset
- Infancy, Neonatal
- Classified as
- Malformation syndrome
Prevalence figures describe populations, not individuals, and are often estimates from a single study. Where the figure is an incidence or a birth prevalence, it says so.
ICD-10 codes
ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.
Related health topics
Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.
Cross-references
Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.
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