PMC4430075_01
EPN on CT (coronal view)-gas within the renal collecting system (thick arrow) and outlining the right ureter (thin arrow).
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This showed gas outlining the pelvicalyceal system of the right kidney, with perifascial gas tracking along the right ureter down to its lower third (Fig. 1).
Specimen: Infected kidney with necrotic ureter.
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The main wound was closed and a second incision was made inferiorly to excise the diseased distal ureter that was removed en bloc with the kidney specimen (Fig. 2).
Perinephric abscess.
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PMC4430075_01_gr3.jpg
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Histopathology analysis of the specimens confirmed microscopic parenchymal abscesses within the kidney and perinephric fat (Fig. 3).
Perinephric abscess.
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There was haemorrhagic infarction of the ureteric mucosa with serositis (Fig. 4).