Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are compared to prior exam from ___ and CT abdomen performed ___ . Increased retrocardiac opacity particularly to the right of midline is compatible with large hiatal hernia . The lungs are hyperinflated but clear of confluent consolidation . Blunting of the posterior costophrenic angles is compatible with tiny bilateral effusions . There is no confluent consolidation . Cardiac silhouette is enlarged , similar to prior . Median sternotomy wires again noted . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Hyperinflation with tiny bilateral pleural effusions without other acute cardiopulmonary process .