肺炎支原体 (ＭＰ)是小儿呼吸道感染的重要病原之一 ,近 10多年的临床研究表明ＭＰ也是呼吸道以外多个器官疾病的重要原因 ,可以引起神经系统、血液系统、心血管系统、消化系统以及皮肤、肌肉和关节等器官的疾病 ,严重者可危及生命。尤其是神经系统损害是ＭＰ所致肺外疾患中最 Mycoplasma pneumoniae (MP) is an important pathogen of respiratory tract infection in children. Nearly 10 years of clinical studies have shown that MP is also an important cause of multiple organ diseases outside the respiratory tract and can cause nervous system, blood system, cardiovascular system, digestive system and skin , Muscle and joint diseases, serious cases can be life-threatening. In particular, neurological damage is caused by MP most of the extrapulmonary conditions