Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs were obtained . No focal consolidation , pleural effusion , pneumothorax , or pulmonary edema is seen . The heart is severely enlarged but stable . Mediastinal and hilar contours are stable . Diffuse dense calcifications are again visualized in the aortic valve . Moderate - to - severe degenerative changes in the thoracic spine .
    OUTPUT:
    
1 . No focal consolidation to suggest pneumonia . 2 . Stable severe cardiomegaly with aortic valve calcification , no pulmonary edema .