Esophageal cancer risk can be increased by a history of smoking, drinking, obesity, and the human papillomavirus, HPV. But it’s also associated with acid reflux disease and a syndrome called Barrett’s esophagus.
https://www.mdanderson.org/publications/focused-on-health/October2017/barretts-esophagus-acid-reflux-and-esophageal-cancer.html?cmpid=GP_FOH_barretts-esophagus-acid-reflux-esophageal-cancer
Barrett’s esophagus, acid reflux and esophageal cancer