From the case: Acute pyelonephritis

CT

Zoomed image

Axial C+ portal venous phase
Modality: CT (C+ portal venous phase)

- “ Right sided acute bacterial pyelonephritis. Note the absence of a cortical rim sign. ”

Used in the following article:

  • Cortical rim sign (kidneys) - “ The cortical rim sign describes the thin, viable rim of subcapsular cortex seen on contrast-enhanced CT or MRI in major renal vascular compromise ...”

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