PMC10163593_01
Non-contrast CT scan of the abdomen revealed a significantly enlarged and emphysematous right kidney (arrows) on the axial view (A) and on the coronal view (B).
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F1
CT scan of the abdomen revealed emphysematous changes in the right kidney (figure 1), and the diagnosis of right emphysematous pyelonephritis (EPN) class 3B was made.
A plain abdominal X-ray at admission showed a sparse bubbly shadow in the area of the right kidney (A). Six hours later, repeat X-ray showed that the right kidney shadow had been replaced by air (B).
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F2
A portable abdominal X-ray showed progression of emphysematous changes in the right kidney (figure 2).
The right nephrectomy specimen had spongy changes throughout the parenchyma.
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F3
The renal parenchyma was spongy and drained purulent material (figure 3) and a right nephrectomy was performed.