Xanthogranulomatous pyelonephritis ... muscle abscesses caused by Staphylococci aereus in one of the patient and Serratia mascerentes in the other. Both of the patients had renal calculus.

Findings on nuclear renal scans suggest that the vast majority of infants and young children with febrile UTIs have acute pyelonephritis (APN, upper-tract infection). Early recognition and prompt ...

Kidney infections (pyelonephritis) can occur when bacteria from the urinary tract travel up the urethra and affect one or both kidneys. Sometimes, the bacteria that cause kidney, or renal ...