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Start free with EleplanHereditary neuropathy with liability to pressure palsies
ORPHA:640Malformation syndrome
Also called Current pressure-sensitive neuropathy · HNPP · Heterozygous microdeletion 17p11.2p12 · Potato-grubbing palsy · Tomaculous neuropathy · Tulip-bulb digger's palsy
What it is
A rare neurologic disease characterized by recurrent mononeuropathies usually triggered by minor physical activities innocuous to healthy people.
Key facts
- Prevalence
- 1-9 / 100 000 (Europe)
- Age of onset
- Adolescent, Adult, Childhood, Elderly, Infancy
- Inheritance
- Autosomal dominant
- 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.
Signs and symptoms
Common30–79%
5Sometimes5–29%
11- Abnormality of the voice
- Cranial nerve paralysis
- Distal amyotrophy
- Exercise-induced myalgia
- Hyporeflexia
- Muscle spasm
- Pes cavus
- Respiratory insufficiency
and 3 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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