Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged with a left ventricular predominance . The aorta is diffusely calcified and tortuous . Mediastinal contours otherwise are unremarkable . There is mild perihilar haziness with pulmonary vascular indistinctness compatible with mild pulmonary vascular congestion . No focal consolidation , pleural effusion or pneumothorax is identified . No acute osseous abnormalities detected .
    OUTPUT:
    
Mild pulmonary vascular congestion .