Lunotriquetral ligament instability: Difference between revisions
(Created page with "==Background== *Ulnar equivalent of the scapholunate ligament injury *May be confused w/ other causes of ulnar-sided wrist pain *Results from FOOSH with impact on hypothenar emin...") |
m (Rossdonaldson1 moved page Triquetrolunate Ligament Instability to Triquetrolunate ligament instability) |
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Revision as of 19:10, 4 June 2015
Background
- Ulnar equivalent of the scapholunate ligament injury
- May be confused w/ other causes of ulnar-sided wrist pain
- Results from FOOSH with impact on hypothenar eminence
Clinical Features
- Localized tenderness on ulnar aspect of wrist just distal to ulna
Diagnosis
- Note: subtle injuries may have normal radiographic appearance
- Imaging
- Lateral
- Volar intercalated segment instability is seen
- Lunate tilts palmar producing zigzag pattern opposite of scapholunate injury
- Volar intercalated segment instability is seen
- PA
- Widening of the triquetrolunate joint space
- Lateral
Treatment
- Ulnar gutter splint or short arm posterior mold; referral to orthopedist
Source
Tintinalli