Synovitis, Toxic
Basics
Basics
Basics
Description
Description
- Nonspecific inflammation and hypertrophy of the synovium with an effusion of the hip joint in children
- It can affect any joint but most commonly affects the hip
- Disease process is self-limiting
- Most common cause of acute hip pain and a limp in children aged 3–10
- Also referred to as acute transient synovitis and irritable hip syndrome
- Age group most affected is 3–6 yr
- Male > female (2:1)
- Right hip > left
Etiology
Etiology
- Cause of toxic synovitis is unknown
- Infectious etiology is suspected, because an upper respiratory infection precedes the symptoms of transient synovitis in ∼50% of cases
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