• Impaired ability to protect airway

Risk Factors

  • Severe GERD
  • Assoc w/altered consciousness/swallowing impairment
  • Chronic/recurrent from persistent altered consciousness, swallowing dysfxn
  • Can be inflammatory w/o infxn
  • Can sometimes have a slow/indolent course


  • Acute or recurrent sob, doe, cough, fever

Physical Exam Findings

  • May have underlying cognitive or neuro impairment
  • May affect same lung area→ RML/RLL
  • Can lead to lung abscess