Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild pulmonary vascular congestion . The heart is mildly enlarged . Bibasilar opacities are new since ___ and may represent atelectasis . There is no large pleural effusion or pneumothorax . The aorta is unfolded . The right humeral head appears subluxed , similar to the prior study .
    OUTPUT:
    
Pulmonary vascular congestion is new since ___ .