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. 2019 Jul 30;10:77–83. doi: 10.2147/VMRR.S210463

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© 2019 Fumeo et al.

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Ultrasound (A) and CT scan (B) of a male 4-year-old domestic shorthair cat with pyelonephritis and emphysematous cystitis by E. coli. Gas is detected with ultrasound (A) as multiple echogenic foci with reverberation artifact (arrows). CT (B) confirmed the gaseous content of the urinary bladder (arrows).