肺炎支原体(M.Pneumonia)是人类支原体肺炎的病原体。支原体肺炎的病理改变以间质性肺炎为主,有时并发支气管肺炎,称为原发性非典型性肺炎。主要经飞沫传染,潜伏期2~3周,发病率以青少年最高。临床症状较轻,甚至根本无症状,若有也只是头痛、咽痛、发热、咳嗽等,但也有个别死亡报道。一年四季均可发生,多在秋冬时节。肺炎支原体的致病首先通过其顶端结构粘附在宿主细胞表面,伸出微管插入胞内吸取营养、损伤细胞 M. pneumonia is the causative agent of human mycoplasma pneumonia. Pathological changes of mycoplasma pneumonia mainly interstitial pneumonia, and sometimes complicated by bronchial pneumonia, known as the primary SARS. The main droplets by infection, the incubation period of 2 to 3 weeks, the highest incidence of adolescents. Clinical symptoms are mild, or even asymptomatic, if there is only a headache, sore throat, fever, cough, etc., but there are individual deaths reported. Occurred throughout the year, mostly in autumn and winter. Pathogenesis of Mycoplasma pneumoniae first by the top of its structure attached to the host cell surface structure, out of the microtubule inserted into the cell to absorb nutrients, damage cells