PMC9630887_01
Initial CT showing renal (red arrow) and perihepatic abscesses (yellow
arrow).
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A contrast-enhanced multiphase computerized tomography (CT) scan of the kidneys (Figure 1) showed a 7.5 x 9.5 x 18 cm rim-enhancing subcapsular fluid collection in the right kidney with extension into the right psoas muscle.
Repeat CT on hospital Day 7 showing improvement of renal abscess (red arrow)
and persistence of perihepatic abscess (yellow arrow).
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A repeat CT scan of the kidneys was performed on HD 7 (Figure 2) due to persistently elevated WBC and diminishing output from both drains; this showed a persistent subcapsular renal abscess measuring 7.5 x 8.5 x 22 cm, and improvement of the perihepatic abscess.
White blood cell (WBC) trend during hospitalization.
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During the following week, the WBC count trended down (Figure 3) but the renal drain continued to have purulent output.