“…Still, some studies failed to show any increased DGR after CHE, again utilizing scintigraphy [7, 24] or the Bilitec device [25]. Whether an increased DGR after CHE is also causing histologically evident gastritis is controversially discussed, as is whether an increased DGR (after CHE or per se) is causing symptoms [7, 16,20,21,22, 26, 27]. Increased DGR has also been shown to a lesser degree in patients with gallstones, but without a correlation to symptoms or histologically proven gastritis [7,18,19,20, 22, 23, 28].…”