Figure 2From: Biphasic positive airway pressure minimizes biological impact on lung tissue in mild acute lung injury independent of etiologyTimeline of the procedure. ALI: acute lung injury; APCV: assisted pressure-controlled ventilation; BIVENT: biphasic positive airway pressure; FiO2: fraction of inspired oxygen; PCV: pressure-controlled ventilation; PEEP: positive end-expiratory pressure; Vt: tidal volume; ZEEP: zero end-expiratory pressure.Back to article page