钩端螺旋体病是一种在世界上许多地区广为流行的、人畜共患的自然疫源性、急性传染病。传染源主要为鼠类和家畜,人因接触排菌动物的尿及其污染的水经皮肤、粘膜感染。由于人体免疫水平不同,加上菌株型别较多,因此临床表现轻重不一,病程轻则呈自限性经过,重则呈严重的黄疸、出血、中枢神经系统并发症以及肝肾功能衰竭等,临床表现极不典型。本 Leptospirosis is a naturally-occurring, acute, zoonotic disease of pandemics that is prevalent in many parts of the world. The main source of infection for rodents and livestock, human contact with bacteria and urine polluting water through the skin, mucous membrane infection. Due to different levels of human immunity, coupled with more strains of type, so the clinical manifestations of varying severity, ranging from mild to self-limiting after the severity of severe jaundice, bleeding, central nervous system complications and liver and kidney failure, etc. Clinical manifestations are very typical. this