Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well - expanded . An ill - defined opacity in the left lower lobe is new since ___ . A left - sided Port - A - Cath terminates in the mid SVC . Mediastinal contours , hila , and cardiac silhouette is within normal limits . There is no evidence of pleural effusion of pneumothorax .
    OUTPUT:
    
Left lower lobe pneumonia .