Presentation
Weight loss, fever, dull pain in the right flank and back.
Patient Data
Age: 65 years
Gender: Female
Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
From the case:
Xanthogranulomatous pyelonephritis
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CT scan demonstrates low density rounded parenchymal collections throughout the right kidney with a central large (presumably staghorn) calculus. Also note the enlarged periaortic and pericaval lymph nodes.
Case Discussion
Appearances are characteristic of xanthogranulomatous pyelonephritis and the appearance of the kidney has been likened to that of a bear's paw.
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