synonyms: PIN Compression, PIN Syndrome, Posterior interosseous nerve syndrome, PIN palsy, Posterior interosseous nerve palsy
PIN Compression ICD-10
PIN Compression ICD-9
- 354.8 other mononeuritis of upper limb
PIN Compression Etiology / Epidemiology / Natural History
PIN Compression Anatomy
- Most common site of compression is the arcade of Frohse.
- Other sites of compression: leash of Henry, ECRB / ECRL, Supinator muscle.
- PIN innervates the EDC followed by the ECU, EDQ, EIP.
- In terms of recovery after nerve injury the EIP is the most distal muscle innervated recovers last. First to return is EDC followed by the ECU, EDQ. Last is EIP.
PIN Compression Clinical Evaluation
- Pain located directly over the site of PIN compression 3-4 cm distal to the lateral epicondyle (Werner CO, Acta Orthop Scand Supp 1979 174:1)
PIN Compression Xray / Diagnositc Tests
PIN Compression Classification / Treatment
PIN Compression Associated Injuries / Differential Diagnosis
PIN Compression Complications
PIN Compression Follow-up Care
PIN Compression Review References
- Lubahn JD, JAAOS 1998;6:378