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Coronal maximum intensity projection precontrast (A) and early (B) and delayed (C) postcontrast images in a case of renal tuberculosis, showing cortical irregularity of the right kidney with echogenic debris in the collecting system on ultrasound. CT shows calcification within the soft tissue, which is seen as a filling defect on delayed images. Mild hydronephrosis is seen with pelvi-ureteric junction obstruction. Note the thick-walled right ureter.
