Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patchy bilateral lower lobe opacities are seen , worrisome for multifocal pneumonia . No pleural effusion is seen . The cardiac and mediastinal silhouettes are unremarkable . No evidence of pneumothorax is seen .
    OUTPUT:
    
Patchy bilateral lower lobe opacities worrisome for multifocal pneumonia .