Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interstitial opacities again seen within the right lung diffusely and the left lung base are improving . The heart size is decreased compared to prior . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The hilar and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Previous pneumonia and previous mild heart failure improved . The heart size has decreased .