Leonhardt, S.

impedance patient change ventilation impedance tomography volume group lung disorders impedance variation tomography pneumothorax image study pressure level measurement disorder region variation peep levels distribution peep step end-expiratory impedance change nitrogen washout technique decremental peep trial figure trial pixel increase dlung volume technique ratio decrease washout ventilation distribution right group n compliance end-expiratory lung volume right lung non-dependent lung regions icu patients peep trial non-dependent decremental peep steps nitrogen dorsal monitoring recruitment analysis peep level thoracic decremental impedance changes eit images ventral end-expiratory pressure bikker interest agreement bedside response ventilation-related impedance changes lung collapse ventral lung regions method δ feit images difference pneumothorax dynamics map correlation dlung derecruitment relationship injury slope lung volume author peep steps ventilator settings