[Acute rheumatic fever associated with Henoch-Schonlein purpura. Case report and review of the literature].

INTRODUCTION: Henoch-Schonlein purpura is one of the most common vasculitis in children. Some microorganisms have being suggested as possible etiological agents as group A streptococcus. CASE REPORT: R.L.B 7 years old presented with purpuric lesions in lower extremities and buttocks following fever and polyarthritis. After 7 days he arrived in our hospital showing pharyngitis new systolic murmur migratory polyarthritis and palpable purpura. His urinalysis had raised proteins and white cell count hemogram was normal sedimentation rate and streptococcal antibody titer were elevated. Electrocardiography showed a prolonged PR interval and echocardiogram confirmed moderate to severe mitral valve regurgitation. The patient was treated with prednisone 2mg kg day and penicillin G benzathine with clinical and laboratorial improvement. DISCUSSION: Literature reports HSP associated with rheumatic fever and carditis. Our case adds further evidence to the possibility of streptococcus being a causal agent of HSP.