Renal abscess

Case contributed by Mostafa Elfeky
Diagnosis almost certain


Right loin pain and fever

Patient Data

Age: 20 years
Gender: Male

There is a necrotic lesion at the right kidney lower pole anteriorly with thick septations, invading anterior renal capsule with perirenal extension and invasion of segment VI of the liver. It shows fluid density core and marginal enhancement. It is compressing the lower calyx with no pelvicalyceal extension. Renal and hepatic mild perifocal edema is noted. No solid component. No filling defect in the right renal vein. Enlarged portocaval and right renal hilar lymph nodes.

Case Discussion

The clinical context and radiological features are most consistent with renal abscess with anterior pararenal extension and hepatic extension forming abscess at segment VI. Treatment can be a course of antibiotics and image-guided percutaneous drainage.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

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

 Thank you for updating your details.