肺功能指标英文缩写及临床意义解析PPT课件

.,肺功能指标英文缩写及临床意义解析,.,.,.,Tidalvolume潮气容积,TV,.,inspiratoryreservevolume补吸气容积,IRV,.,expiratoryreservevolume补呼气容积,EVR,.,residualvolume残气容积,RV,.,inspiratorycapacity深吸气量,IC,.,functionalresidualcapacity功能残气量,FRC,.,Vitalcapacity肺活量,VC,.,TLC,Totallungcapacity肺总量,.,FVC,Forcedvitalcapcacity:用力肺活量：是指最大吸气（TLC位）后以最大努力、最快速度呼气至完全（RV位）的呼气气量,FIVC：forcedinspiratoryvitacacapicity,用力吸气肺活量,.,FEV1.0,Forcedexpiratoryvolumeinonesecond,简称1秒量，最大吸气至TLC位后第1秒内的最快呼出气量FEV3.0FEV6.0FIV1.0,.,容积-时间曲线,Man176cm76kg,.,容积-时间曲线,.,FVC,流速-容量曲线,.,FEV1/FVC,1秒率，是判断气道有否阻塞的最重要的指标,.,PEF，PEFR，PIF,Peakexpiratoryflow呼气峰流速Peakexpiratoryflowrate呼气峰流速变异率PIF：peakinspiratoryflow吸气峰流速,.,MVV,maximalvoluntaryventilation最大自主通气量,.,MMEF，FEF25-75%,FET,Maximalmid-expiratoryflow用力呼气中期流速Forcedexpiratoryflow用力呼气流量FEF25-75%，forcedexpiratoryflowfrom25-75%ofFVC呼出气体25%-75%肺活量的平均流量FEF200-1200起始用力呼气200ml-1200ml的平均流量FET（Texp）:forcedexpiratorytime用力呼气时间,.,FEF25%，max75%,MEF75%,FEF25%：forcedexpiratoryflowat25%ofFVC,用力呼出25%肺活量时的瞬间呼气流量max75%:maximalexpiratoryflowafter75%oftheFVChasnotbeenexhaledMEF75%:maximalexpiratoryflowafter75%oftheFVChasnotbeenexhaled,.,FEF50%，max50%,MEF50%,FEF50%：forcedexpiratoryflowat50%ofFVC,用力呼出50%肺活量时的瞬间呼气流量max50%:maximalexpiratoryflowafter50%oftheFVChasnotbeenexhaledMEF50%:maximalexpiratoryflowafter50%oftheFVChasbeennotexhaledMIF50%:FIF50%：FEF50%/FIF50%1：胸外型上气道阻塞,.,FEF75%，max25%,MEF25%,FEF75%：forcedexpiratoryflowat75%ofFVC,用力呼出75%肺活量时的瞬间呼气流量max25%:forcedexpiratoryflowafter25%oftheFVChasnotbeenexhaledMEF25%:maximalexpiratoryflowafter25%oftheFVChasnotbeenexhaled,.,FEF，max,MEF,.,DLco,Diffusioncapacityforcarbonmonoxide一氧化碳弥散量,.,Carbonmonoxidetransferfactordeterminedinsinglebreath,TIcosb,TIcocor,STPDcorrectedCarbonmonoxidetransferfactordeterminedinsinglebreath,standardconditionswithtemperature0,pressure760mmHganddry,STPD,.,Kco，DLco/VA,Diffusioncapacityforcarbonmonoxideperliterofalveolarvolume,每升肺泡容积的一氧化碳弥散量,.,Krogh常数,DLCO除以VA（DLCO/VA）称弥散常数（diffusionconstant）,STPDcorrecteddiffusioncapacityforcarbonmonoxideperliterofalveolarvolume,K,Kco,cor,.,PD20-FEV1,PC20-FEV1,PD20FEV