Lyme 病(LD)是由蜱传播的一种螺旋体致病性疾患。疾患初期常有典型的皮肤损害(慢性游走性红斑),同时伴有头痛、不适、疲惫、发热、寒战和淋巴结肿大等全身症状;后期可合并神经系统、心脏和反复发作性关节炎等病变。最常见的实验室检查异常是血沉增快,IgM 和天门冬氨酸转氨酶增高。LD 好发于夏季,有一定的流行区域。目前欧洲、美洲和澳洲已有较多报告。该病如能早期诊断并及时治疗,预后多半良好, Lyme disease (LD) is a spirochete-borne disease transmitted by ticks. Early lesions often have typical skin lesions (chronic migratory erythema), accompanied by headache, discomfort, fatigue, fever, chills and lymphadenopathy and other systemic symptoms; the latter may be combined with the nervous system, heart and recurrent arthritis, etc. Lesions. The most common laboratory abnormalities are erythrocyte sedimentation rate, IgM and aspartate aminotransferase increased. LD occurs in summer, there are some popular areas. At present, Europe, the Americas and Australia have reported more. If the disease can be diagnosed early and timely treatment, the prognosis is mostly good,