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File:Roe-perthes.jpg|Legg–Calvé–Perthes disease occurs mainly between the ages of 4 and 10 years, with osteonecrosis of the left head of the femur<ref name="Ruiz SantiagoSantiago Chinchilla2016"/>
File:EpilysSlipped capital femoral epiphysis.jpg|Slipped capital femoral epiphysis usually affect 11- to 14-year-old patients.<ref name="Ruiz SantiagoSantiago Chinchilla2016"/>
File:X-ray of left hip effusion secondary to trauma.jpg|Left hip effusion, showing widening of the medial joint space.<ref name="Ruiz SantiagoSantiago Chinchilla2016"/>
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