Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The prominence of the hila suggest pulmonary vascular engorgement . There is mild elevation of the right hemidiaphragm . Right basilar opacity may be due to atelectasis but infectious process is not excluded in the appropriate clinical setting . No pleural effusion or pneumothorax seen . The cardiac silhouette is top - normal to mildly enlarged . The aorta is tortuous . Mediastinum is more similar in appearance as compared to ___ than on the more recent prior study .
    OUTPUT:
    
Pulmonary vascular engorgement and mild vascular congestion . Right basilar opacity may be due to atelectasis and mild fluid overload , but infectious process is not excluded in the appropriate clinical setting .