Lunate fracture
Background
- Isolated lunate injuries are rare
- Occurs via FOOSH mechanism
- Blood supply enters distal end; fx puts proximal portion at risk for avascular necrosis
Clinical Features
- Axial compression applied along 3rd metacarpal elicits tenderness
Diagnosis
- PA and lateral views
- MRI/CT may be required to identify occult fractures
Management
- Short arm thumb spica
- Ortho referral
See Also
Source
- Tintinalli