肺血栓栓塞症(PTE)在国外有较高的发病率,美国每年约有新发PET患者60万例[1],法国PTE的年发病数超过10万例,英国、意大利每年也有较多PTE发病患者[2]。国内过去一直把PTE当成少见病,故临床忽视了对该病的识别与诊断,导致PTE的检出率极低。实际上PTE绝非少见病,近年来,随着PTE受 There is a high incidence of pulmonary thromboembolism (PTE) in foreign countries, the United States each year about 600,000 cases of new PET patients [1], the annual incidence of PTE in France more than 100,000 cases, the United Kingdom, Italy every year there are more PTE Patients [2]. In the past, PTE was regarded as a rare disease in our country. Therefore, the clinical neglect of the disease and its diagnosis led to a very low detection rate of PTE. In fact PTE is by no means a rare disease, in recent years, with PTE subject