Presentation
Painful left hip.
Patient Data
Age: 5 years
Gender: Male
From the case:
Legg-Calvé-Perthes disease
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/68150/annotated_viewer_json?c=1669378777\u0026lang=us"}



Femoral head deformity and flattening with widening of joint space and blurring of the physeal plate on the left.
Case Discussion
Perthes disease (also referred to as Legg-Calvé-Perthes disease) refers to idiopathic osteonecrosis of the femoral epiphysis seen in children.