Preferred Label : scallop sign of wrist;
Definition : Scalloped erosion of the ulnar notch of the radius with a sclerotic border on a radiograph
of the wrist of a patient with rheumatoid arthritis. Suggests formation of ulnar spicule
of bone and present or future tearing of extensor tendons.;
Source : Eisenberg, Ronald L. Atlas of Signs in Radiology.;
Origin ID : RID35519;
Associated condition(s)
Scalloped erosion of the ulnar notch of the radius with a sclerotic border on a radiograph
of the wrist of a patient with rheumatoid arthritis. Suggests formation of ulnar spicule
of bone and present or future tearing of extensor tendons.
