Objective To evaluate the values of spiral ct pulmonary angiography (CTPA) in diagnosis of pulmonary embolism.
目的探讨螺旋CT肺动脉造影(CTPA)在诊断肺动脉栓塞中的应用价值。
CTPA can accurately diagnose pulmonary hypertension and thereby provide useful information for the etiological diagnosis.
CT肺动脉造影可准确诊断肺动脉高压，并为病因诊断提供有效信息。
Objective To evaluate the role of computer tomography pulmonary angiography(CTPA)in the diagnosis of Pulmonary Embolism(PE).
目的评价CT肺血管造影（CTPA）在诊断肺动脉栓塞（PE）中的作用。
Materials and Methods:13cases of PE identified by CTPA and pulmonary angiography, 7cases, 1male and6femals, with hemoptysis.
材料和方法：CT和导管法肺动脉造影证实的慢性肺栓塞13例，其中伴咯血7例（男性1例，女性6例）。
Objective: To investigate ct and MRI features of pulmonary embolism and improve diagnosing value of CTPA and MRPA through analysis and comparison the CTPA and MRPA signs.
目的：通过对肺动脉栓塞的CT与MRI征象的分析和比较，探讨肺动脉栓塞的CTPA与MRPA的特征性表现，提高肺栓塞的CTPA与MRPA诊断应用价值。
Conclusion: Image quality of CTPA is mainly influenced by scan and postprocessing technique. Rational application of imaging technique attributes to improved diagnostic accuracy of PE.
结论：CTPA的成像质量主要受扫描技术及图像后处理技术的影响，合理应用成像技术可进一步提高PE诊断准确率。
To assess the diagnostic value of CTPA in the diagnosis of rabbit's peripheral PE, small branches of pulmonary arteries, and its ability of displaying for the hypo-perfusion parenchyma area.
阐述家兔急性周围型PE的CT表现及肺实质改变征象的病理学基础，评估CTPA对肺动脉较小分支PE的诊断价值及其显示肺栓塞低灌注区的能力。
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。
Results Of these 7 patients, 6 were confirmed with computed tomographic pulmonary angiography (CTPA) and 1 was diagnosed according to the clinical manifestations and other diagnostic examinations.
结果7例患者中，6例经CT肺动脉造影（CTPA）确诊，1例根据临床表现及其他辅助检查确诊。
Results Of these 7 patients, 6 were confirmed with computed tomographic pulmonary angiography (CTPA) and 1 was diagnosed according to the clinical manifestations and other diagnostic examinations.
结果7例患者中，6例经CT肺动脉造影（CTPA）确诊，1例根据临床表现及其他辅助检查确诊。
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