How often does acid reflux cause esophageal cancer? i'm 23

Not common but..: Chronic reflux of stomach acid into the lower esophagus does cause changes over years. Called barrett's esophagus, and needs to be watched via upper endoscopy, because dysplasia can occur, which is a precursor to cancer. Usually takes years to develop.95% of patients with reflux never need surgery, and it's usually not for cancer. Good luck.

Reflux is associated: With esoph ca, in the 6th decade of life and beyond. The frequency in your age is close to zero. Heavy alcohol and smoking are factors, and over weight reflux chronically in others. Depending on severity, endoscopy and blocking acid production warranted.