Figure 2
Spirometry and plethysmographic lung volumes in the studied patient. Definition of abbreviations: Chg, change; ERV, expiratory reserve volume; FEF, forced expiratory flow; FEV1, forced expiratory volume in 1 second; FET, forced expiratory time; FIF, forced inspiratory flow; FRC PL, functional residual capacity measured with plethysmograph; FVC, forced vital capacity; IC, inspiratory capacity; Meas, measured; PEF, peak expiratory flow; PEFT, peak expiratory flow time; Ref, reference value; RV, residual volume; TLC, total lung capacity; VC, vital capacity.