Image-guided percutaneous renal biopsy may be targeted or non-targeted (i.e. non-focal) and may be performed under ultrasound or CT guidance.

In this case, the biopsy proved the solid renal mass was a papillary cystic renal cell carcinoma on histopathology.

TIP: Always be aware of the potential for pneumothorax when performing an intervention on the upper pole of the kidney.