erythema marginatum

Etiology

• rheumatic fever* ;

* Erythema marginatum is one of the diagnostic criteria for rheumatic fever

* 10% of children with 1st attack of rheumatic fever

* overall, < 5% of patients with rheumatic fever

Clinical manifestations

• painless, itchless, macular, faintly red with a ring-like appearance (expanding edges with clearing at center)
• lesions are generally limited to the trunk & proximal limbs
• duration from hours to days

* image

More general terms

• erythema