Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the left PICC . The cardiomediastinal and hilar contours are stable . There is no pleural effusion or pneumothorax . The lungs are well expanded without new focal consolidation concerning for pneumonia . Vague increased interstitial markings at the right lung base are chronic and most likely indicative of a nonspecific chronic interstitial process . The upper abdomen is unremarkable in appearance . Multilevel degenerative changes are seen in the thoracic spine .
    OUTPUT:
    
No pneumonia or other acute process .