Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes , which accentuate the cardiomediastinal and bronchovascular structures . There is no definite pneumothorax . There is apparent size increase of a spiculated mass in the left apex , which could be projectional or due to post procedural hemorrhage . No new focal consolidation identified .
    OUTPUT:
    
No definite pneumothorax .