Figure 2From: Delayed intracardial shunting and hypoxemia after massive pulmonary embolism in a patient with a biventricular assist device Transesophageal echocardiography: A & B before, C & D after patent foramen ovale closure with a PFO occluder device [Amplatzer PFO Occluder ® , AGA Medical, Plymouth, USA].Back to article page