Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low but clear . There is no focal consolidation or pneumothorax . There is no vascular congestion or pleural effusions . Mediastinal and hilar contours are within normal limits . Mild apparent enlargement of the cardiac silhouette is likely related to poor inspiratory effort .
    OUTPUT:
    
No acute cardiopulmonary process .