Caring for someone with this diagnosis? Eleplan keeps diagnoses, medications, documents and every specialist in one plan.
Start free with EleplanDistal hereditary motor neuropathy type 5
ORPHA:139536Disease
Also called Distal HMN V · Distal hereditary motor neuropathy type V · Distal spinal muscular atrophy type 5 · dHMN5
What it is
A rare autosomal dominant distal hereditary motor neuropathy disease characterized by muscle weakness and wasting predominantly affecting the hands, in particular the thenar and first dorsal interosseus muscles, and/or marked foot deformity and gait disturbance. Sensation is normal, although reduced response to vibration has been described. The disease is slowly progressive with an age of onset within the first few decades of life.
Key facts
- Age of onset
- Adolescent, Adult, Childhood
- Inheritance
- Autosomal dominant
- Classified as
- Disease
Signs and symptoms
Common30–79%
11These 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.
Genes
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.
Benefit programs to look at
Programs whose eligibility touches the same ICD-10 categories. Eligibility is decided by the administering agency, never by this page.
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.
Powered by Eleplan
A rare diagnosis is just the start. Eleplan keeps the whole care plan in one place.
Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, so you are not retelling the same story to every new specialist. With Ellie, your AI care assistant, on top of it. Free to start.