Objective To explore the clinical value of tissue Doppler imaging (TDI) parameters of right ventricle in diagnosing and evaluating therapeutic effects in patients with acute pulmonary embolism (PE).
目的探讨应用组织多普勒成像（TDI）评价急性肺动脉栓塞（PE）患者右室功能的价值。
Objective to investigate the role of multi-detector spiral ct in diagnosis of acute pulmonary embolism (PE).
目的探讨多排螺旋CT对急性肺血栓栓塞(PE)的诊断价值。
Objective to observe spiral ct pulmonary angiography (CTPA) signs of pulmonary embolism (PE) and the evolution of PE, to evaluate CTPA in differentiating acute PE (aPE) with chronic PE (cPE).
目的观察肺动脉栓塞(PE)的螺旋CT肺动脉造影(CTPA)征象及其演变，探讨CTPA区分急、慢性PE的价值。
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