Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a normal cardiomediastinal silhouette . Bibasilar opacities are essentially resolved , but with residual linear atelectasis of the lingula and right middle lobe . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Resolution of bibasilar pneumonia , with residual linear atelectasis of the lingula and right middle lobe .