Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Prior left PICC is no longer visualized . The lungs are clear of consolidation , effusion , or vascular congestion . The cardiomediastinal silhouette is stable . Old healed left posterior ninth rib fracture is again identified . Hypertrophic changes are noted in the spine .
    OUTPUT:
    
No acute cardiopulmonary process .