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Syndrome reference sheet
Generated 13 Oct 2026
Neurology · Neurology / Neuromuscular Posterior interosseous nerve syndrome
Also known as: PIN syndrome
Motor branch of radial nerve neuropathy.
- Medical specialty
- Neurology
- Subspecialty
- Neurology / Neuromuscular
- Sex & age distribution
- Male: affected; Female: affected equally; Children: rare
- Gene(s) involved
- None recorded
Etiology & mechanism
Compression at arcade of Frohse.
Gene(s) involved (0)
No gene recorded.
Symptoms & signs (2)
finger drop without wrist dropforearm pain