Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is borderline enlarged . Again seen is mild bibasilar atelectasis . There is mildly more pronounced right the basilar opacity than seen on prior examination , which reflects atelectasis as seen on CT of the abdomen and pelvis . From the same date There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Right basilar opacity reflecting atelectasis . No acute intrathoracic abnormality .