<prompt> Tardy ulnar nerve palsy seen in?Malunited supra condylar fractureMalunited lateral condylar fractureMalunited medial condylar fractureFracture both bones of forearm  <response>: ANSWER: B Malunited lateral condylar fractureREF: Apley 8th ed p. 599TARDY ULNAR NERVE PALSY:Seen after fracture of lateral condyleLate complication , may be seen years after the injuryMotor loss occurs first followed by sensory changesCubitus valgus deformity leads to stretching of medial structures including ulnar nerve 