Snapping extensor carpi ulnaris
(Redirected from Snapping Extensor Carpi Ulnaris)
Background
- "Snapping" from extensor carpi ulnaris (ECU) sliding in and out of groove
- Occurs in hypersupination, ulnar deviation injuries
Clinical Features
Differential Diagnosis
Hand and finger injuries
- Distal finger
- Other finger/thumb
- Boutonniere deformity
- Mallet finger
- Jammed finger
- Jersey finger
- Trigger finger
- Ring avulsion injury
- De Quervain tenosynovitis
- Infiltrative tenosynovitis
- Metacarpophalangeal ulnar ligament rupture (Gamekeeper's thumb)
- Hand
- Wrist
- Drummer's wrist
- Ganglion cyst
- Lunotriquetral ligament instability
- Scaphoid fracture
- Extensor digitorum tenosynovitis
- Compressive neuropathy ("bracelet syndrome")
- Intersection syndrome
- Snapping Extensor Carpi Ulnaris
- Vaughn Jackson syndrome
- General
Evaluation
Management
Disposition
See Also
External Links
- See Dr. Nabil Ebraheim's video on dorsal wrist compartment syndromes