Presentation
Right upper quadrant pain, right flank pain, and fever.
Patient Data
Age: 25 years
Gender: Female
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A well-defined hyperechoic avascular wedge-shaped peripheral cortical area is noted.
From the case:
Lobar nephronia
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The right kidney shows a non-enhanced area that corresponds to the ultrasound findings.
The lesion is wedge-shaped, peripherally located, and without a cortical rim sign.
Case Discussion
This patient presented acutely ill with right costovertebral angle tenderness, the urinalysis showed pyuria and RBCs, and was managed as pyelonephritis.
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