Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs demonstrate opacification in the right upper and possibly right lower lobes . Left base atelectasis / scarring is also seen . Left upper lobe bronchial wall thickening may be present . Double - lumen central venous catheter terminates in the right atrium . IVC filter is noted . The cardiomediastinal silhouette is normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Right upper lobe and possibly right lower lobe pneumonia .