Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bibasilar patchy and linear opacities are present . There is otherwise no focal consolidation . No pleural effusion or pneumothorax . Heart size is normal . There is marked dextrocurvature of the thoracic spine .
    OUTPUT:
    
Bibasilar opacities favor atelectasis . Differential diagnosis includes aspiration and less likely early infectious pneumonia .