Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable AP upright view of the chest was obtained . Apparent enlargement of the cardiac silhouette is likely related to the technique . Cardiomediastinal silhouette is otherwise unchanged . Redemonstrated are bilateral central areas of bronchial wall thickening and diffuse bronchiectasis . As compared to the prior study , increased more confluent opacities particularly at the right base and adjacent to the right heart border are concerning for infection . No large effusion or pneumothorax .
    OUTPUT:
    
Multifocal pneumonia on a background of bronchiectasis .