Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is mildly enlarged , but stable . Re-demonstrated is fullness of the hila , with mild prominence of the pulmonary vascular markings suggestive of mild pulmonary vascular engorgement . Streaky opacities at the lung bases , which are increased compared to the prior study , and may reflect areas of infection or atelectasis . No pleural effusion or pneumothorax is visualized . There is no acute osseous finding .
    OUTPUT:
    
Streaky opacities at the lung bases may reflect atelectasis , though infection can not be excluded . Mild pulmonary vascular engorgement .