Fig. 2From: Friesian horses as a possible model for human acquired aortopulmonary fistulationUltrasound image: from the ruptured aorta (Ao) blood flows (dotted arrow) into the pseudoaneurysm (PsA) and subsequently through the fistula that enters the pulmonary artery (PA) near the bifurcation towards the left (l-PA) and right (r-PA) branch of the PABack to article page