Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate hyperexpanded lungs . No focal consolidation , pleural effusion or pneumothorax is seen . Hilar and mediastinal silhouettes are unremarkable . Heart size is normal . There is no pulmonary edema . Right lung base opacity likely represents atelectasis . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .