Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable upright frontal chest radiograph demonstrates increased , more confluent opacification of bilateral lower lobes , compatible with pneumonia . Layering pleural effusions are also seen bilaterally . Heart is normal in size , and cardiomediastinal contours are unremarkable . Note is made of a Port - A - Cath with tip terminating in the low SVC .
    OUTPUT:
    
Increased confluent opacification in bilateral lower lobes is concerning for pneumonia .