肺栓塞的病因、病理及病理生理改变蔡如升肺栓塞的死亡率及发病率在我国还无确切资料。由于患肺栓塞者可以发生在内科、骨外科、外科、妇产科、泌尿科等，因而对其病因可能有不同的提法，现就其病因、病理及病理生理改变分析如下。１肺栓塞的病因深静脉血栓形成（ＤＶＴ... Etiology, pathology and pathophysiology of pulmonary embolism Cai Rusheng  pulmonary embolism mortality and morbidity in our country there is no exact information. Because of pulmonary embolism can occur in internal medicine, bone surgery, surgery, obstetrics and gynecology, urology, etc., and its etiology may have different references, now on its etiology, pathology and pathophysiological changes are as follows. 1 causes of pulmonary embolism deep venous thrombosis (DVT ...