Fig. 5From: Pathophysiology of right ventricular failure in acute pulmonary embolism and chronic thromboembolic pulmonary hypertension: a pictorial essay for the interventional radiologistPictorial depiction of the compromise of the coronary arteries. a Depicts uninhibited flow of blood through a coronary artery as it passes through the folds (arrow) of the right ventricular wall. b Depicts a coronary artery with region of stenosis due to straightening of the folds in a dilated RV wallBack to article page