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Start free with EleplanAdult-onset progressive leukoencephalopathy-early-onset deafness
ORPHA:652532Disease
Also called Adult-onset progressive leukoencephalopathy-early-onset hearing loss
What it is
A rare genetic neurological disorder characterized by congenital or early-onset sensorineural deafness and adult-onset progressive leukoencephalopathy. Progressive cognitive impairment and behavioral abnormalities are observed in the second or third decade of life, sometimes preceded by mild developmental delay and learning difficulties. Visual impairment in adult age has been reported. No central nervous system calcification is reported.
Key facts
- Prevalence
- <1 / 1 000 000
- Age of onset
- Adult
- Inheritance
- Autosomal recessive
- Classified as
- Disease
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.
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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