Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are remarkable for mild pulmonary vascular congestion ; however , there is no pulmonary edema . Heart size is normal . Mediastinal and hilar contours have been stable . There is no pleural effusion or pneumothorax . Mild biapical pleural thickening is present .
    OUTPUT:
    
Mild pulmonary vascular congestion , no pulmonary edema .