Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tip of the intra-aortic balloon pump projects approximately 1 cm below the aortic knob apex . The right IJ Swan - Ganz projects over the descending right pulmonary artery and should be withdrawn 1 - 2 cm . Stable mild cardiomegaly without evidence of pulmonary edema . No new focal consolidation concerning for pneumonia or pneumothorax . Unchanged intact median sternotomy wires , mediastinal clips , and a left pacemaker .
    OUTPUT:
    
1 . The tip of the IABP projects approximately 1 cm below the aortic knob apex . 2 . The right ___ projects over the descending right pulmonary artery and should be withdrawn 1 - 2 cm into the main pulmonary artery , if desired .