thus , during a tgv measurement , the chest wall may apply to the lungs nonhomogeneous forces that , in the presence of airway closure ( e.g. , chronic obstructive pulmonary disease and asthma ) would result in nonhomogeneous alveolar pressure swings and potentially significant errors in the plethysmographic determination of tgv .
C0024109
lungs
C0024117
chronic obstructive pulmonary disease