1) peak expiratory flow rate
呼气流速
2) peak expiratory flow rate (PEF)
最大呼气流速（PEF）
3) Expiratory flow limitation
呼气流速受限
1.
Expiratory flow limitation detected by negative expiratory pressure in patients with chronic obstructive pulmonary disease;
呼气相气道内负压法检测呼气流速受限在慢性阻塞性肺疾病中的应用
2.
Expiratory flow limitation was detected in 12 special COPD pa.
方法采用呼气负压技术检测13例不能完成常规肺功能检查的COPD患者呼气流速受限。
3.
Objective To analyze the change of forced expiratory volume in one second (FEV_ 1 ), inspiratory capacity (IC) and expiratory flow limitation (EFL) in patients with chronic obstructive pulmonary disease (COPD) and asthma.
目的观察慢性阻塞性肺疾病(COPD)和哮喘患者在吸入支气管扩张剂后1s用力呼气容积(FEV1)、深吸气量(IC)和呼气流速受限(EFL)的变化。
4) peak expiratory flow rate(PEFR)
峰值呼气流速
1.
Results:The peak expiratory flow rate(PEFR) was improved significantly after treatment, the effect was more significant than others when being treated for longer time.
结果:治疗后峰值呼气流速(peakexpiratoryflowrate,PEFR)比治疗前明显好转。
5) PEF
呼气流速峰值
1.
Study on circadian rhythm of PEF and respiratory drive in nocturnal asthma;
夜间哮喘呼气流速峰值及呼吸驱动昼夜节律的研究
2.
The importance of PEF in the cure of asthma;
呼气流速峰值在哮喘病治疗中的意义
6) peak expiratory flow
最大呼气流速
1.
Methods:IL 13 level from cultured peripheral blood mononuclear cell(PBMC) supernatant was determined by ELISA,and peak expiratory flow(PEF) and eosinophil count were also examined in 23 patients with asthma and 20 healthy subjects.
方法 :采用酶联免疫法 (ELISA)测定 2 3例哮喘患者外周血单个核细胞 (PBMC)培养上清中IL 13、峰流速仪测定最大呼气流速 (PEF)占预计值 %及直接测定外周血嗜酸细胞 (Eos) ,并与 2 0名健康正常者的结果进行比较。
参考词条
补充资料：最大呼气流速-容积曲线
最大呼气流速-容积曲线
检查时病人做法与深吸气后做用力肺活量相同，但将曲线描记为以流速为纵坐标，肺容量为横坐标的图形。从图中的呼气曲线可知，正常的呼气流速峰值在75%以上肺活量时，此后流速渐降，为与用力无关的部分。通常以V50和V25表示50%和25%肺活量时的流速，它们可比FEV1.0较敏感地反映小气道的病变。在阻塞性肺疾患早期，V50和V25即下降。最大呼气流速峰值(Vpeak）亦可用简易的最大呼气流速计测量，可用于筛查或疗效观察，但不够敏感。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。