Total lung capacity by plethysmography and high-resolution …
Our data suggest that more significant air trapping (RV% and FRC%) and hyperinflation (TLC%) is present in the COPD patients with the greatest difference in TLC measured by …
怎么看肺功能检查报告单? - 知乎
用力最大吸气至肺总量位（tlc）位后以最大努力、最快速度呼气完成至残气容积（rv）位时所呼出的气量。 阻塞性病变患者若存在气体陷闭时，FVC小于VC
正常的吸气和呼吸、异常的呼气丨胸部HRCT表现 - 搜狐
2020年8月6日 · 肺总容量(tlc)、余气量(rv) 定义. 肺总容量(tlc)=充分吸气时胸腔内空气的总容量. 余气量(rv)=最大呼气时胸腔内气体的总容量. 正常的吸气hrct. 一般概念. 胸部ct和hrct. 充分吸气 …
Total lung capacity by plethysmography and high-resolution computed ...
2011年9月22日 · TLC by plethysmography and HRCT both demonstrated significant inverse correlations with diffusion impairment. The absolute difference between TLC measured by …
Analysis of high-resolution computed tomography phenotypes …
The present study shows that phenotype E and M patients with emphysema had higher RV/TLC compared with phenotype A patients, which is in accordance with the HRCT phenotype …
残气量/肺总量比值(RV/TLC) - 百度百科
残气量/肺总量比值与年龄有关，随年龄而增加，老年人可达0.50。 在检查前两天，需停用一切 支气管扩张的药物，如舒喘灵、帮备、美普清、氨茶碱、舒弗美葆乐辉、阿斯美、爱喘乐等，否 …
Pulmonary function parameters in high-resolution computed …
The different features of pulmonary function parameters were found in various HRCT phenotypes; MEF50/MEF25 ratio could imply phenotype A, whereas RV/TLC% may be the indicator of …
残气量（rv）/肺总量（tlc）>40%。纳入标准：年 龄≥18岁，确诊为copd，知情同意愿配合检查。排 除标准：胸部外伤畸形；重度肺炎、胸腔积液、间 质性肺炎、肺部肿瘤或占位性病变；不 …
Correlation of high resolution CT patterns with pulmonary …
2016年7月1日 · Results of our study revealed that Lung volumes (FVC, TLC, and RV) were significantly lower in fibrotic lesion regardless to the degree of lung involvement. However …
肺纤维化合并肺气肿综合征肺功能及与高分辨率CT定量相关性分析
2005年Cottin等 正式提出肺纤维化合并肺气肿(combined pulmonary fibrosis and emphysema，CPFE)综合征概念，影像学特点为胸部高分辨率CT(high resolution …