Preferred Label : sickle sign;
Definition : Sickle-shaped defect of the sacrum on a frontal radiograph. When seen with presacral
mass, suggests anterior sacral meningocele.;
Source : Eisenberg, Ronald L. Atlas of Signs in Radiology.;
Origin ID : RID35539;
Associated condition(s)
Sickle-shaped defect of the sacrum on a frontal radiograph. When seen with presacral
mass, suggests anterior sacral meningocele.