Striated nephrogram - acute pyelonephritis

Case contributed by Dr Mohammad Taghi Niknejad


25 Y/O male with fever and flank pain .

Patient Data

Age: 25 years old
Gender: Male

Contrast-enhanced CT of the kidneys demonstrates a striated paflern in the kidneys in the nephrographic  phase.

Case Discussion

A  striated nephrogram on contrast-enhanced CT that consists of discrete rays of alternating attenuation extending to the cortex is  characteristic of acute pyelonephritis and is better demonstrated on CT than on  excretory urography.

PlayAdd to Share

Case information

rID: 21350
Published: 17th Jan 2013
Last edited: 20th Feb 2016
System: Urogenital
Inclusion in quiz mode: Included

Updating… Please wait.

Alert accept

Error Unable to process the form. Check for errors and try again.

Alert accept Thank you for updating your details.