Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . Mediastinal and hilar contours are unchanged . Previously demonstrated paraesophageal mass and multiple bilateral pulmonary nodules seen on prior CT are not well assessed on the current exam . Pulmonary vasculature is normal . Low lung volumes are present . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality .