Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . A Port - A - Cath is positioned in the left chest wall with catheter tip in the low SVC likely at the cavoatrial junction . There is no convincing sign of pneumonia . Minimal reticular opacity along the left heart border resolves on the second AP view provided . No pleural effusion or pneumothorax . No signs of congestion or edema . Cardiomediastinal silhouette is normal . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No signs of pneumonia .