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十年前,对深部静脉血拴的治疗主要决定于一般临床诊断。过去,临床诊断特异性低,缺乏客观检查,约一半以上的深部静脉血栓病例,实际上并不需要住院和抗凝治疗。相反,根据临床症状诊断的病人,有的如不予抗凝治疗却有发生肺栓塞的危险,严重时可危及生命。静脉造影曾是公认的确诊手段,但具创伤性,会产生不适,在门诊不易进行。因此,现已广泛采用非创伤性检
Ten years ago, the treatment of deep vein thrombosis mainly decided by the general clinical diagnosis. In the past, the clinical diagnosis of low specificity, the lack of objective examination, about more than half of deep venous thrombosis cases, in fact, does not require hospitalization and anticoagulant therapy. On the contrary, patients diagnosed on the basis of clinical symptoms may be at risk of pulmonary embolism without anticoagulant therapy and may be life-threatening in severe cases. Venography has been recognized as a diagnostic tool, but traumatic, will have discomfort, not easy to out-patient. Therefore, non-invasive tests are now widely used