Lunate fracture: Difference between revisions
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*PA and lateral views | *PA and lateral views | ||
*MRI/CT may be required to identify occult fractures | *MRI/CT may be required to identify occult fractures | ||
==Differential Diagnosis== | |||
{{Carpal fractures}} | |||
==Management== | ==Management== | ||
Revision as of 22:39, 17 November 2014
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
Differential Diagnosis
Carpal fractures
- Scaphoid fracture
- Lunate fracture
- Triquetrum fracture
- Pisiform fracture
- Trapezium fracture
- Trapezoid fracture
- Capitate fracture
- Hamate fracture
Management
- Short arm thumb spica
- Ortho referral
See Also
Source
- Tintinalli