1.Commonest dislocation of elbow
1.Anterior
2.posterior
3.both same
4.Medial
The elbow dislocation is nearly always posterior or posterolateral.
2.If head of the radius is removed ,it will result in
1.Lengthening of limb
2.valgus deformity
3.varus deformity
4.no deformity
Complications of radial head excision in children
Proximal migration of radius with inferior radio-ulnar (distal radio-ulnar) joint instability.
Postero-lateral instability
Cubitus valgus deformity