auto-positive-end-expiratory-pressure

au·to-pos·i·tive-end-ex·pir·a·to·ry-pres·sure

(auto-PEEP) (aw'tō-pos'i-tiv-end-eks-pīr'ă-tōr-ē presh'ŭr) The difference between expiratory alveolar pressure and end expiratory pressure at the airway opening: the pressure is associated with the trapped gas when dynamic hyperinflation occurs in the lungs.
Synonym(s): intrinsic PEEP, occult PEEP.