Independent association of preoperative Hill grade with gastroesophageal reflux disease 2 years after sleeve gastrectomy.

Background: The sleeve gastrectomy (SG) is associated with postoperative gastroesophageal reflux disease (GERD). Higher endoscopic Hill grade has been linked to GERD in patients without metabolic surgery. How preoperative Hill grade relates to GERD after SG is unknown.