Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . New focal opacity at the left lung base , not clearly seen on the lateral view , may represent pneumonia in the correct clinical setting . A right PICC line is again seen with tip terminating at the cavoatrial junction .
    OUTPUT:
    
New left basilar opacity concerning for pneumonia in the correct clinical setting .