Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Tiny surgical clips in the left neck and PICC line appear unchanged . The lungs are clear bilaterally without signs of pneumonia or CHF . No pleural effusion or pneumothorax . Cardiomediastinal silhouette is normal . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No signs of pneumonia .