Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is mildly enlarged . The aorta is unfolded . The mediastinal and hilar contours are unremarkable . There is mild pulmonary vascular congestion . Patchy opacities are noted in the lung bases without focal consolidation . No pleural effusion or pneumothorax is present . No acute osseous abnormality is seen .
    OUTPUT:
    
Patchy bibasilar opacities , likely atelectasis , without focal consolidation . Mild pulmonary vascular congestion .