Vegetarian diets were associated with reduced risk for gastric and colorectal cancers in a systematic review and meta-analysis of observational studies.
Patients with nonerosive GERD do not have a greater risk for esophageal cancer compared with the general population and are unlikely to need additional endoscopic monitoring for cancer.
The risk of esophageal cancer was not decreased but rather increased among patients with Barrett esophagus who underwent anti-reflux surgery compared to medically managed peers in a large study.