Question

A 4-year-old boy presents with a limp and low-grade fever. He recently had an upper respiratory tract infection. Examination shows reduced range of motion of the hip but he is otherwise well. X-ray is normal. ESR and CRP are mildly elevated. Which diagnosis is most likely?

Accepted Answer

Transient synovitis of the hip

Answer

Septic arthritis of the hip

Answer

Slipped upper femoral epiphysis

Answer

Osteosarcoma

Answer

Perthes disease

Practice question

A 4-year-old boy presents with a limp and low-grade fever. He recently had an upper respiratory tract infection. Examination shows reduced range of motion of the hip but he is otherwise well. X-ray is normal. ESR and CRP are mildly elevated. Which diagnosis is most likely?