Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Prior right PICC is no longer visualized . Increased reticular markings are noted in the lungs with a bibasilar predominance as on prior . There is no consolidation effusion or edema . Cardiomediastinal silhouette is within normal limits . Median sternotomy wires are noted with fracture of the superior most wire . No acute osseous abnormalities .
    OUTPUT:
    
Findings at the lung bases most compatible with chronic interstitial process such as fibrosis . No superimposed acute cardiopulmonary process .