Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is mildly enlarged . The mediastinal and hilar contours appear unchanged . There is mild perihilar fullness and hazy predominantly perihilar opacification , including upper zone redistribution of the pulmonary vascularity , suggesting mild pulmonary vascular congestion . In addition , a focal opacity in the right lower lobe suggests pneumonia , probably also involving the right middle lobe , not significantly changed . There is a suspected small pleural effusion on the left . Mild - to - moderate rightward convex curvature is centered along the mid thoracic spine .
    OUTPUT:
    
1 . Persistent focal opacities in the right lower lung suggesting pneumonia . 2 . Findings suggesting mild vascular congestion .