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Start free with Eleplan15q24 microdeletion syndrome
ORPHA:94065Etiological subtype
Also called Del(15)(q24) · Monosomy 15q24
What it is
15q24 microdeletion syndrome is a rare chromosomal anomaly characterized cytogenetically by a 1.7-6.1 Mb deletion in chromosome 15q24 and clinically by pre- and post-natal growth retardation, intellectual disability, distinct facial features, and genital, skeletal, and digital anomalies.
Key facts
- Prevalence
- <1 / 1 000 000
- Age of onset
- Childhood
- Inheritance
- Not applicable, Unknown
- Classified as
- Etiological subtype
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.
Signs and symptoms
Common30–79%
16Sometimes5–29%
34- Abnormal heart morphology
- Abnormality of the dentition
- Abnormality of toe
- Abnormal palate morphology
- Abnormal thumb morphology
- Anal atresia
- Clinodactyly
- Coloboma
and 26 more in this range
These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.
Gene
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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