Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patchy bibasilar opacities are seen , worrisome for multifocal pneumonia , and / or aspiration . No pleural effusion is seen . There is no pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Patchy bibasilar opacities are worrisome for multifocal pneumonia and / or aspiration .