A 72-year-old man is sent by his GP to the medical admission unit with few weeks history of bilateral flank pain, generalized malaise, and loss of appetite. Initial blood tests by the GP showed serum creatinine of 633 and an ESR of 120. Abdominal USS showed empty bladder with bilateral hydronephrosis. The patient then underwent a CT scan.

What does the CT Scan show? *This case is from the Editorial team of Docplexus and is meant for educative purposes only. The answer will be posted soon!