Howeer, deep ein thrombosis and pulmonary embolism, as well as a history of uterine cancer, are absolute contraindications. 但是，严重静脉栓塞和肺栓塞，以及有子宫癌史患者则完全属于禁忌症之列。
A diagnosis of pulmonary thromboembolism requires careful clinical suspicion as an initial point. 摘要肺栓塞的诊断，通常需要谨慎的临床怀疑作为起始点。
