septic arthritis

Beware 'transient synovitis' in age <3!

Big ticket differential for The limping child with a fever
Etiology Hip joint most commonly affected.
Epidemiology Risk factor: age, asplenia, immunosuppression
Clinical presentation Unable to bear weight, fever,
See Kocher criteria
Pathogenesis
Diagnostic investigations Differentials: malignancy, osteomyelitis
Management systemic → septic shock
local → joint fusion, joint destruction, fistula formation

abx obv... Impending septic doom