Sydenham's chorea

noun

1. 西德纳姆氏舞蹈病（通常感染儿童，引起不自主的肌肉抽动，常在风湿热之后患病）
   a disease that mostly affects children, that causes the body to make small sudden movements and often follows rheumatic fever

1. Background: The classical neurological disorder after group A beta hemolytic streptococcal infection is Sydenham's chorea.
   背景：风湿性舞蹈病是经典的A组β溶血性链球菌感染后中枢神经系统疾病。