Anteroposterior chest radiographs from the third postoperative day. (A) showing the chest tubes in place on both sides after the second revision surgery. B) The anteroposterior chest radiograph from the fourth postoperative day after another surgical revision involving mediastinotomy, pericardiostomy as well as placement of suction lavage drainage catheters in both lungs. C) A computed tomography (CT) scan of the chest on the fourth postoperative day. Decreased mediastinal fluid, decreased pleural effusion on both sides, and atelectasis of the middle lobe were noted (arrow).