Vascular impressions on the renal pelvis.
D000792:Angiography; D006801:Humans; D007674:Kidney Diseases / Q000000981:diagnostic imaging; D007682:Kidney Pelvis / Q000098:blood supply*; D012077:Renal Artery / Q000196:embryology*; D012082:Renal Veins / Q000196:embryology*