Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright view of the chest demonstrates normal lung volumes . There is no pleural effusion , focal consolidation or pneumothorax . Hilar and mediastinal silhouettes are unchanged . The descending aorta is mildly tortuous . There is mild - to - moderate cardiomegaly , unchanged . Pacemaker leads project over right atrium and ventricle . There is no pulmonary edema .
    OUTPUT:
    
1 . No evidence of acute cardiopulmonary process . 2 . Persistent cardiomegaly .