Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lines and Tubes : None Lungs : Persistent right basilar opacities with new left basilar opacities compatible with multifocal pneumonia less likely bibasilar atelectasis . Pleura : There is no pleural effusion or pneumothorax Mediastinum : There is no cardiomegaly . Mediastinal silhoutte is within normal limits . Bony thorax : Diffuse osteopenia with no significant interval change .
    OUTPUT:
    
Worsening bibasilar opacities , likely multifocal pneumonia . No pleural effusion or evidence of pulmonary edema seen .