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Intrarenal Injection of Escherichia coli in a Rat Model of Pyelonephritis
Published on: July 18, 2017
Xanthogranulomatous pyelonephritis in a child with autoimmune joint disease
Pieter Willem Kriek1, Maria Karsas2, Jeané Cloete2
1Steve Biko Academic Hospital, Department of Paediatrics, School of Medicine, University of Pretoria, Pretoria, South Africa. pierre.kriek321@gmail.com.
Abstract:
Xanthogranulomatous pyelonephritis is a rare condition in paediatric patients, mostly described in middle-aged female patients. We present a 7-year-old female with juvenile idiopathic arthritis, who was found to have a kidney mass with a concurrent Escherichia coli urinary tract infection. Surgical excision was done out of concern for possible malignancy. Histology confirmed the diagnosis of xanthogranulomatous pyelonephritis and persistent E. coli infection.

