What Does Auto Peep Mean

By definition, auto-PEEP occurs when air flow does not return to zero at end-exhalation. It can occur in patients with COPD during spontaneous breathing. 6,7. Dynamic lung hyperinflation caused by auto-PEEP worsens their inspiratory capacity because inhalation cannot be initiated from relaxation volume.

What is auto-PEEP in ventilator?

Auto-positive end expiratory pressure (auto-PEEP) is a physiologic event that is common to mechanically ventilated patients. Auto-PEEP is commonly found in acute severe asthma, chronic obstructive pulmonary disease, or patients receiving inverse ratio ventilation.

What is the difference between PEEP and auto-PEEP?

The difference between PEEPtot and PEEPe corresponds with the intrinsic PEEP (PEEPi), and is also known as AutoPEEP (1). AutoPEEP may also be referred to as air-trapping, breath stacking, dynamic hyperinflation, inadvertent PEEP, or occult PEEP.