Preferred Label : omega sign;
Definition : Crescent-shaped filling defect of gallbladder with central pit, resembling the Greek
letter Omega. Suggests adenomyomatosis.;
Source : Eisenberg, Ronald L. Atlas of Signs in Radiology.;
Origin ID : RID35405;
Associated condition(s)
Automatic exact mappings (from CISMeF team)
Crescent-shaped filling defect of gallbladder with central pit, resembling the Greek
letter Omega. Suggests adenomyomatosis.