Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with prior chest x-ray on ___ , patient has undergone interval left ventricular assist device placement . A Left chest wall AICD with biventricular pacemaker is unchanged , with leads in standard positions . Median sternotomy wires are intact . Severe cardiomegaly is similar to prior . There is no pulmonary edema or pleural effusion . The lungs are clear without focal consolidation . Scarring in the right mid lung is unchanged . No pneumothorax is seen .
    OUTPUT:
    
Severe cardiomegaly . No pneumonia .