Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable . The lung volumes are low , but no consolidation , pulmonary edema , pleural effusion or pneumothorax is seen . Biapical pleural parenchymal scarring is present . Bibasal atelectasis has improved . Linear left mid lung atelectasis is similar . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
No acute cardiopulmonary pathology , especially no pneumonia .