The exact cause of Barrett's esophagus is unknown. However, it may result from damage to the esophagus caused by the chronic reflux of stomach acid. Frequent or chronic reflux of stomach acid into the esophagus is called gastroesophageal reflux disease , or GERD.
A risk factor is something that increases your chance of getting a disease or condition. Risk factors include:
- Chronic heartburn
- History of GERD
- Age: 50 and over
- Sex: male
- Hiatal hernia
- Unhealthy eating habits
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