Rim sign in renal vascular compromise

Rim sign in renal vascular compromise is seen in major renal vascular compromise.

It can be seen in:

Radiographic features

At contrast enhanced CT or MR imaging, a thin (1-3 mm) rim of subcapsular enhancement is seen paralleling the renal margin. This is considered to be as a result of preserved perfusion of the outer renal cortex by capsular perforating vessels. The finding may be partial or total depending on the level of vascular occlusion.

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Article information

rID: 25535
Sections: Signs, Pathology
Tags: refs, cases, stub
Synonyms or Alternate Spellings:
  • Rim sign of renal vascular compromise
  • Renal subcapsular rim sign

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