Fig. 3From: Hepatic and portal vein Dopplers in the clinical management of patients with right-sided heart failure: two case reportsMiddle hepatic vein Doppler on Day 1 demonstrated S wave reversal suggestive of tricuspid regurgitation and/or right heart failure (a). Right portal vein Doppler on Day 1 demonstrating reduced portal venous flow suggestive of venous congestion (b). Right portal vein Doppler on Day 5 demonstrating portal venous flow reversal suggestive of severe heart failure and venous congestionBack to article page