Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath tip terminates in the high right atrium . Heart size is normal . Cardiomediastinal silhouette and hilar contours are normal . Increased density at the left lung base is compatible with pneumonia . Lungs are otherwise clear . Pleural surfaces are clear without effusion or pneumothorax .
    OUTPUT:
    
Increased left lung base density on frontal view without lateral correlate suspicious for left lower lobe pneumonia .