Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single frontal view of the chest demonstrates slightly increased lung volumes . There is no pleural effusion , focal consolidation or pneumothorax . Hilar and mediastinal silhouettes are unremarkable . The ascending aorta appears tortuous . Aortic valve calcifications are noted . Heart size is mildly enlarged . There is no pulmonary edema . Opacity at the cardiophrenic angle likely corresponds to pericardial fat pad better seen on prior CT . Pacemaker leads project over right atrium and right ventricle .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .