Urological Emergencies in Clinical Practice стр.33


On presentation these patients are usually commenced on antibiotics as the constellation of symptoms and signs suggests infection. When imaging studies are done, such as CT, the appearances usually suggest the possibility of a renal cell carci-


Urological Emergencies in Clinical Practice

FIGURE 3.14. A case of xanthogranulomatous pyelonephritis (left) as seen on CT. This can be very difficult to distinguish radiologically from a renal cancer.

noma, and therefore when signs of infection have resolved, the majority of patients will proceed to nephrectomy. Only following pathological examination of the removed kidney will it become apparent that the diagnosis was one of infection (xanthogranu-lomatous pyelonephritis) rather than one of a tumour.


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