Preferred Label : ring stricture sign;
RADLEX synonyms : duodenal ring sign;
Definition : Narrowing of the lumen of the upper descending duodenum with a sharp transition to
normal lumen on both ends on an upper GI series. Suggests chronic postbulbar duodenal
ulcer.;
Source : Eisenberg, Ronald L. Atlas of Signs in Radiology.;
Origin ID : RID35498;
Associated condition(s)
Narrowing of the lumen of the upper descending duodenum with a sharp transition to
normal lumen on both ends on an upper GI series. Suggests chronic postbulbar duodenal
ulcer.
