Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right chest wall Port - A - Cath is present , the tip extending to the right atrium . There are low bilateral lung volumes . Mildly increased opacities are noted in the right supra hilar region and at the right lung base . No pleural effusion or pneumothorax identified . The size of the cardiac silhouette is unchanged .
    OUTPUT:
    
Mildly increased opacities in the right lung may reflect underlying pneumonia .