[臨床醫(yī)學(xué)]肺功能指標(biāo)英文縮寫及臨床意義解析課件

1、肺功能指標(biāo)英文縮寫及臨床意義解析Tidal volume潮氣容積TVinspiratory reserve volume 補(bǔ)吸氣容積 IRVexpiratory reserve volume補(bǔ)呼氣容積 EVRresidual volume殘氣容積 RVinspiratory capacity深吸氣量ICfunctional residual capacity功能殘氣量FRCVital capacity肺活量VCTLCTotal lung capacity肺總量FVCForced vital capcacity:用力肺活量：是指最大吸氣（TLC位）后以最大努力、最快速度呼氣至完全（RV位）的呼氣

2、氣量FIVC：forced inspiratory vita cacapicity,用力吸氣肺活量FEV1.0Forced expiratory volume in one second,簡稱1秒量，最大吸氣至TLC位后第1秒內(nèi)的最快呼出氣量FEV3.0FEV6.0FIV1.0510152468Time (s)Volume (L)容積-時(shí)間曲線Man 176 cm76 kgFVCFEV1容積-時(shí)間曲線FVC流速-容量曲線FEV1/FVC1秒率，是判斷氣道有否阻塞的最重要的指標(biāo)PEF，PEFR，PIFPeak expiratory flow 呼氣峰流速Peak expiratory flow r

3、ate 呼氣峰流速變異率PIF：peak inspiratory flow 吸氣峰流速M(fèi)VVmaximal voluntary ventilation最大自主通氣量MMEF，F(xiàn)EF25-75%, FETMaximal mid-expiratory flow 用力呼氣中期流速Forced expiratory flow 用力呼氣流量FEF25-75% ，forced expiratory flow from 25-75% of FVC 呼出氣體25%-75%肺活量的平均流量FEF200-1200 起始用力呼氣200ml-1200ml的平均流量FET（Texp）:forced expiratory

4、 time 用力呼氣時(shí)間FEF25%， max75%, MEF75%FEF25%：forced expiratory flow at 25% of FVC,用力呼出25%肺活量時(shí)的瞬間呼氣流量max75%: maximal expiratory flow after 75% of the FVC has not been exhaledMEF75%: maximal expiratory flow after 75% of the FVC has not been exhaledFEF50%， max50%, MEF50%FEF50%：forced expiratory flow at 50%

5、 of FVC,用力呼出50%肺活量時(shí)的瞬間呼氣流量max50%: maximal expiratory flow after 50% of the FVC has not been exhaledMEF50%: maximal expiratory flow after 50% of the FVC has been not exhaledMIF50%:FIF50%：FEF50%/FIF50%1：胸外型上氣道阻塞FEF75%， max25%, MEF25%FEF75%：forced expiratory flow at 75% of FVC,用力呼出75%肺活量時(shí)的瞬間呼氣流量max25%:

6、 forced expiratory flow after 25% of the FVC has not been exhaledMEF25%: maximal expiratory flow after 25% of the FVC has not been exhaledFEF， max, MEFDLcoDiffusion capacity for carbon monoxide 一氧化碳彌散量Carbon monoxidetransfer factor determined in single breath TIco sbTIco corSTPD corrected Carbon mon

7、oxidetransfer factor determined in single breath standard conditions with temperature 0, pressure760mmHg and drySTPDKco，DLco/VADiffusion capacity for carbon monoxide per liter of alveolar volume每升肺泡容積的一氧化碳彌散量Krogh 常數(shù),DLCO除以VA（DLCO/VA）稱彌散常數(shù)（diffusion constant） STPD corrected diffusion capacity for carbon monoxide per liter of alveolar volumeKKco,corPD20-FEV1, PC20-FEV1PD