Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are unchanged compared to the prior study . A tracheostomy and left - sided PICC are in appropriate position , unchanged compared to the prior study . There is a persistent right basal airspace opacity , similar in extent when compared to the prior study . Linear atelectasis of the right lung base . No new areas of consolidation seen . No pneumothorax or pleural effusion seen .
    OUTPUT:
    
No significant interval change when compared to the prior study .