Associated Conditions
It occurs in less than 5% of patients with rheumatic fever, but is considered a major Jones criterion when it does occur. The four other major criteria include carditis, polyarthritis, Sydenham's Chorea, and subcutaneous nodules. In this case, it is often associated with Group A streptococcal infection.
It is an early feature of rheumatic fever and may be associated with mild myocarditis (inflammation of heart muscle).
Read more about this topic: Erythema Marginatum
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