患者,男,41岁,因“突发呼吸困难、胸痛、晕厥伴小便失禁7h”入院。既往有右下肢静脉瘤手术史。外院抗休克、溶栓等治疗后意识清晰,仍呼吸困难,急转我院。入院体检:体温正常,脉搏125次/min,呼吸35次/min,脉搏血氧饱和度82%,血 The patient, male, 41 years old, was hospitalized because of “sudden dyspnea, chest pain, syncope with urinary incontinence 7h.” Previous history of surgery of the right lower limb vein. Outside the hospital anti-shock, thrombolysis and other treatment after a clear sense of consciousness, still breathing difficulties, urgently transferred to our hospital. Admission physical examination: normal body temperature, pulse 125 beats / min, breath 35 times / min, pulse oximetry 82%, blood