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高分辨率CT对肺气肿的评估
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF TUBERCULOSIS AND RESPIRATORY DISEASES
- Issue:
- 1
- DOI:
- 10.3760/j:issn:1001-0939.2002.01.013
- Key Word:
- No keyword available
Abstract： @@ 肺气肿在病理上的定义是终末细支气管以远气腔的持久性异常扩张,伴有壁的破坏而明显纤维化[1,2].肺气肿的诊断主要依据临床症状、体征、X线胸片和肺功能,而X线胸片对轻、中度肺气肿的诊断是极不准确的.我通过对肺气肿深吸气末和深呼气末的高分辨率 CT(HRCT)扫描与肺功能资料进行比较,以探讨HRCT对肺气肿状态评估的价值.
- [1]E J, Stern,W R, Webb.Dynamic imaging of lung morphology with ultrafast high-resolution computed tomography.[J].1993,8.