Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top - normal . There is mild central vascular congestion but no overt pulmonary edema . There is no pneumothorax or large pleural effusion . Elevation of the left hemidiaphragm is stable in appearance . Lung volumes are slightly low , but there is no focal consolidation concerning for pneumonia .
    OUTPUT:
    
Mild central vascular congestion with interval resolution of pulmonary edema .