Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . The heart size is borderline enlarged . The mediastinal and hilar contours are unchanged . There is no pulmonary vascular congestion . No focal consolidation , pleural effusion or pneumothorax is present . Previously noted right central venous catheter has been removed as well as the right PICC . There are no acute osseous abnormalities demonstrated . There are mild degenerative changes in the lower thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .