RT Book, Section A1 Hay, Jr, William W. A1 Levin, Myron J. A1 Deterding, Robin R. A1 Abzug, Mark J. SR Print(0) ID 1145454615 T1 Chorea, Sydenham T2 Quick Medical Diagnosis & Treatment Pediatrics YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9781264257614 LK accesspediatrics.mhmedical.com/content.aspx?aid=1145454615 RD 2024/04/19 AB Characterized by an acute onset of choreiform movements, variable degrees of psychological disturbance, rheumatic endocarditis, and arthritisAlthough the disorder follows infections with group A β-hemolytic streptococci, the interval between infection and chorea may be greatly prolongedDisease is self-limited; may last from a few weeks up to 18 monthsRelapse may occur with nonspecific stress or illness—or with breakthrough streptococcal infections (if penicillin prophylaxis is not done)