Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no pleural effusion , pneumothorax or focal airspace consolidation worrisome for pneumonia . Linear atelectasis / scarring is again in the right lung base , unchanged from ___ . Heart is normal size . There is no pulmonary edema . The mediastinal and hilar structures are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .