The risk for progression to high-grade dysplasia and esophageal adenocarcinoma was found to be increased in patients with both Barrett’s esophagus and confirmed persistent low-grade dysplasia.
http://www.healio.com/gastroenterology/esophagus/news/online/%7B5c071a28-bb4f-4c6d-94e0-e5258b772027%7D/barretts-esophagus-persistent-low-grade-dysplasia-increase-high-grade-dysplasia-cancer-risk
Barrett’s esophagus, persistent low-grade dysplasia increase high-grade dysplasia, cancer risk