Fig. 16

XGP in a 67-year-old female who presented with left flank pain. a A supine abdominal radiograph shows a large left renal pelvis calculus (white arrow) and left abdominal mass which displaces bowel to the right (black arrow). b Coronal post contrast nephrographic phase CT image shows a renal pelvis contracted around a staghorn calculus (white arrow), caliectasis (dashed white arrow), inflammatory changes in the kidney (dashed black arrow), and fibrofatty proliferation in the surrounding tissues (*)