Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . The previously noted PICC line in the left arm has been removed . The lungs appear clear without signs of pneumonia or CHF . No effusion or pneumothorax . Old left rib cage deformity with associated hyperdensity along the left lateral chest wall is again noted . No acute bony abnormalities .
    OUTPUT:
    
No signs of pneumonia .