肺炎支原体肺炎（MPP）占儿童社区获得性肺炎的10%~40%，临床表现复杂多样，除肺部炎症表现外，MPP的肺内、外并发症被广泛报道，其中MPP合并肺内、外脏器及肢体血栓形成的报道虽然少见，但血栓栓塞一旦出现，病情凶险，危及生命，临床医师须高度重视并提高早期识别和诊治能力。文章综述肺炎支原体肺炎并发血栓形成的机制、早期识别和早期诊治的研究进展。“,”Mycoplasma pneumoniae pneumonia (MPP) accounted for 10%-40% of pediatric community-acquired pneumonia. The clinical manifestations of MPP were complex and varied. In addition to pulmonary inflammation, , the complications with lungs and other organs had been widely reported in MPP. Although the MPP complicated with thrombus in lung, other organs and limbs was rare reported, it was serious and life threatening once thromboembolism happens,. Clinicians should pay great attention to improve the ability of early identiifcation, diagnosis, and treatment. This paper will focus on the mechanism, early identiifcation, early diagnosis and treatment of MPP complicated with thrombosis.