Overview Overview Aspiration pneumonia is a lung infection caused by unintentional inhalation of food, drink, vomit, or saliva. Aspiration can happen if a brain injury or excessive use of alcohol or drugs disrupts the normal gag reflex.
Overview Aspiration pneumonia is a lung infection caused by unintentional inhalation of food, drink, vomit, or saliva. Aspiration can happen if a brain injury or excessive use of alcohol or drugs disrupts the normal gag reflex.