TOPICS: Group A beta hemolytic Streptococcal infection, rheumatic heart disease, valvular damage, inadequate treatment, immune system reaction, type II hypersensitivity reaction, molecular mimicry, M protein, Aschoff bodies, Anitschkow cells, migratory joint pain, fever, chest pain, dyspnea, cardiac murmur, subcutaneous nodules, erythema marginatum, Sydenham chorea, anti streptolysin O, anti DNAse B, prolonged PR interval, throat culture, rapid strep test, Jones criteria, migratory arthritis, carditis, arthralgia, first degree heart block, erythrocyte sedimentation rate, c reactive protein, mitral valve, mitral stenosis or regurgitation, dopamine receptors, penicillin, macrolides, non steroidal anti-inflammatory drugs