Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is at the upper limits of normal size . The mediastinal contours are unremarkable . Each hilum moderate shows perhaps minimal congestion and upper zone vessels appear plump although well - defined in contours . A very mild interstitial prominence is discernible in the lower lungs . There is suspicion for very small pleural effusions , probably bilateral . Mild new elevation of the left hemidiaphragm is accompanied by streaky opacities suggesting minor atelectasis . Sclerotic endplate changes along the thoracic spine suggest renal osteodystrophy , present before .
    OUTPUT:
    
Findings suggesting mild pulmonary venous hypertension but without clear pulmonary edema ; much less severe than findings seen on the prior radiographs .