Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The known tiny left apical pneumothorax persists and has not increased in the interim , overall unchanged . No evidence of tension . Left Pleur - X catheter tip projects over the lower hemithorax within the effusion . Persistent small to moderate left apicolateral pleural effusion with compressive atelectasis , overall unchanged . Opacity along the left lateral aspect of the lung and the left lower lung are overall unchanged and correspond to the known lung cancer is better appreciated on the PET - CT from ___ . Bilateral increased interstitial markings are overall unchanged and suggest lymphangitic spread . Mediastinal contours are overall unchanged . Mild aortic knob calcifications are unchanged .
    OUTPUT:
    
No significant interval change . Persistent small left apicolateral pneumothorax and moderate left pleural effusion .