Joint dislocation Dislocated radial head HP:0003083 UMLS:C0265563 SNOMEDCT_US:9634000 A dislocation of the head of the radius from its socket in the elbow joint. HP:0005673 Radial dislocation Radial head dislocation/subluxation HP:0005836 HP:0002975 Dislocated radius Dislocation of radial head Radial head dislocation Dislocation of the radial head Dislocated radial heads Congenital radial head dislocation Abnormality of upper limb joint Abnormal upper limb bone morphology