title: Traumatic rupture of the medial ligament of the knee in a four-year-old boy.
mesh_terms: D002675:Child, Preschool; D006801:Humans; D007718:Knee Injuries / Q000000981:diagnostic imaging / Q000601:surgery; D007719:Knee Joint / Q000000981:diagnostic imaging / Q000601:surgery; D008023:Ligaments, Articular / Q000000981:diagnostic imaging / Q000293:injuries* / Q000601:surgery; D008297:Male; D011859:Radiography; D012421:Rupture