A “Real” Cave: Grossly Dilated Inferior Vena Cava in a Patient With Heart Failure

The authors declare no conflicts of interest. The data that support the findings of this study are available from the corresponding author upon reasonable request. Figure S1. Electrocardiography showing atrial fibrillation rhythm. Figure S2. Chest radiography showing cardiomegaly, evidence of pulmonary edema and pleural effusion. Video S1. Two-dimensional transthoracic echocardiography showing severe dilatation of both atria, enlarged right ventricle, tricuspid valve coaptation defect with severe tricuspid regurgitation, hugely dilated and noncollapsing inferior vena cava. Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.