Preferred Label : urachal sign;
Definition : The urachus, a tapered soft-tissue density, is clearly outlined on a supine radiograph;
must be distinguished from buttock crease. Indicates pneumoperitoneum.;
Source : Eisenberg, Ronald L. Atlas of Signs in Radiology.;
Origin ID : RID35675;
Associated condition(s)
The urachus, a tapered soft-tissue density, is clearly outlined on a supine radiograph;
must be distinguished from buttock crease. Indicates pneumoperitoneum.
