Fig. 3From: Intra-aortic balloon pump still has a role in late-onset myocardial infarction complicated by ventricular septal rupture with intractable heart failure: a case reportA ventricular septal defect with a diameter of 10 mm; B Qp/Qs ratio on the first day on dobutamine was 2.1 C on the second day of IABP without dobutamine, the Qp/Qs ratio was 1.55. This indicated an effective shunt reduction using IABPBack to article page