Lunate fracture: Difference between revisions
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==See Also== | ==See Also== | ||
[[Wrist Fracture]] | *[[Wrist Fracture]] | ||
==References== | ==References== | ||
Revision as of 01:37, 25 December 2016
Background
- Isolated lunate injuries are rare
- Occurs via FOOSH mechanism
- Blood supply enters distal end - proximal fracture fragment at risk of avascular necrosis (Kienbock’s disease)
Clinical Features
- Axial compression applied along 3rd metacarpal elicits tenderness
Differential Diagnosis
Carpal fractures
- Scaphoid fracture
- Lunate fracture
- Triquetrum fracture
- Pisiform fracture
- Trapezium fracture
- Trapezoid fracture
- Capitate fracture
- Hamate fracture
Evaluation
- PA and lateral views
- MRI/CT may be required to identify occult fractures
Management
- Short arm thumb spica splint
- Ortho referral
Disposition
- Discharge