Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were provided . The heart remains mildly enlarged . There is mild pulmonary interstitial edema without pleural effusion or pneumothorax . No convincing signs of pneumonia . Mediastinal contour is stable . Bony structures appear intact with chronic degenerative changes at the shoulders bilaterally .
    OUTPUT:
    
Mild cardiomegaly with mild pulmonary interstitial edema .