Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is stable . There are aortic calcifications , stable . Median sternotomy wires are re-demonstrated . There is no pleural effusion or pneumothorax . There is no focal consolidation . There is no evidence of pulmonary edema or pulmonary vascular congestion .
    OUTPUT:
    
No acute cardiopulmonary process .