Fig. 3From: Management of cardiopulmonary assist devices in critically ill patients using point-of-care transthoracic echocardiography: a case seriesStill Images taken from the subcostal inferior vena cava view on the TTE exam. a Image taken during low flows on the ECMO circuit. The ECMO cannula is visualized as a hyperechoic structure located in the hepatic vein. b Resolution of low flows on ECMO circuit after catheter repositioning. The ECMO cannula is now located in the lumen of the inferior vena cava. IVC inferior vena cavaBack to article page