Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . The heart is top normal in size , and there is mild central hilar congestion with mild interstitial edema . No large effusion or pneumothorax . Linear density at the level of the minor fissure likely represents atelectasis or scarring . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Mild edema . Top normal heart size .