Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal portable view of the chest demonstrates improved aeration of the lungs . There is no focal consolidation , pleural effusion , or pneumothorax . Hilar and mediastinal silhouettes are unremarkable . Moderate cardiomegaly is unchanged . There is no pulmonary edema . There is interval placement of a single lead AICD device , with tip projecting over right ventricle .
    OUTPUT:
    
1 . No evidence of acute cardiopulmonary process . 2 . Moderate cardiomegaly , stable .