Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate clear lungs , which are well expanded . There is interval resolution of opacity overlying the cardiac silhouette on the lateral view . There is no effusion , or pneumothorax . The cardiac silhouette , mediastinal contours remain normal .
    OUTPUT:
    
Normal chest , with interval resolution of lingular pneumonia .