Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . The lungs hyperinflated but clear of focal consolidation or edema . Blunting of the right posterior costophrenic angle is compatible with small effusion and appears somewhat smaller when compared to prior . The cardiac silhouette is enlarged but stable in configuration . Left chest wall dual - lead pacing device again seen with leads in similar position . No acute osseous abnormality is detected .
    OUTPUT:
    
Hyperinflation and persistent small right effusion without acute cardiopulmonary process .