Polycystic Kidney Disease (2) Polycystic kidney disease. A dramatic example of adult PCKD, with extensive liver involvement in this case. The enlarged liver (orange arrows) is difficult to differentiate from the adjacent right kidney (white arrow). Related Case Studies Polycystic Kidney Disease Obstructing Caecal Carcinoma Varices Transitional Cell Carcinoma Renal calculus C2 fracture – XR and CT