Frequent acid reflux can trigger chronic, untreated esophagitis may cause esophageal there’s a slight risk that these gland cells can become cancerous and cause esophageal cancer. Can severe acid reflux cause cancer. Either, neither: can have severe acid reflux without any cancer at all anything that causes obstruction to stomach emptying (or blocks the duodenum-first part of small intestine) can increase reflux; this can include cancerous and non cancerous causes.
can severe acid reflux cause cancer