The outcome depends on:
The severity of the pneumonia The type of bacteria causing the pneumonia How much of the lungs are involved
If acute respiratory failure develops, the patient may have a long-term illness or die. Many people who have aspiration pneumonia have other serious health problems, which may affect the outlook for recovery.
What to expect if I have Aspiration pneumonia  (Outlook/Prognosis)?
The outcome depends on:
The severity of the pneumonia The type of bacteria causing the pneumonia How much of the lungs are involved
If acute respiratory failure develops, the patient may have a long-term illness or die. Many people who have aspiration pneumonia have other serious health problems, which may affect the outlook for recovery.