Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A Port - A - Cath terminates in the upper right atrium . The cardiac , mediastinal and hilar contours appear stable . In addition to a small suspected new left - sided pleural effusion , there is vague new opacity at the left lung base , probably involving the left lower lobe and lingula , concerning for pneumonia . Surgical clips project over the right axillary region .
    OUTPUT:
    
Vague new right basal left basilar opacity , concerning for infection .