Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right PICC terminates at the mid SVC . The cardiac and mediastinal contours are unchanged . An ill - defined left basilar opacity is stable since ___ , but has gradually become more conspicuous over multiple recent studies . There is no pneumothorax or pleural effusion . Postsurgical changes at the left apex are stable .
    OUTPUT:
    
Postsurgical changes at the left apex . Vague opacity at the left base has gradually become more defined , suspicious for underlying consolidation .