Radial head subluxation
Pathophysiology
Transverse tear in annular ligament with entrapment of annular ligament between radial head and capitellum
Diagnosis/Presentation
-Age 1y-5y (peak 2y-3y) d/t swinging pt by arm
-Sudden onset
-Absence of edema, focal tenderness, or bruising
-ANY swelling/bruising NOT typical so XR!
Treatment
-Pronation alone (93% successful)
-Extend elbow then quickly supinate & flex (84%)
- if back in child will move arm again in <30 min
