Fig. 1From: Lemierre’s syndrome variant with inferior vena cava and right common iliac vein thrombosis secondary to emphysematous pyelonephritisA Coronal non-contrast CT section of abdomen showing mildly dilated left ureter filled with air and a 5-mm proximal ureteric calculus (arrow). Left perinephric fat stranding seen. Air is seen in left renal parenchyma and left renal vein. B Minimum intensity projection image showing air in the left renal vein, IVC, left kidney and in left perinephric spaceBack to article page