Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right - sided Swan - Ganz catheter is in good position . The intra-aortic balloon pump is approximately 1 cm from the transverse portion of the aortic arch . Single lead defibrillator is in similar position . Moderate cardiomegaly . No interstitial pulmonary edema . The lungs are unchanged in appearance . No pneumothorax .
    OUTPUT:
    
The right - sided Swan - ___ catheter is in good position . The intra-aortic balloon pump is approximately 1 cm from the of the aortic arch .