but it may happen due to chronically inhaling acid reflux. Untreated aspiration pneumonia can be dangerous and lead to lung scarring or lung abscesses–inflamed, pus-filled cavities in your lungs.

Over time, untreated GERD can lead to damage to the esophagus, such as inflammation, strictures, or Barrett’s oesophagus, a precancerous condition. Silent GERD can be particularly dangerous because ...

She now covers breaking and trending news for CBS News' HealthWatch. An estimated 20% of Americans suffer from GERD, a chronic form of acid reflux that goes beyond occasional heartburn.