Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Focal opacity in the right lower lobe is partially due to known lung cancer but may also have some component of hemorrhage from the recent biopsy . Apparent rightward deviation of the trachea may partially be due to patient positioning . A thin curvilinear pleural line is seen in the right apex , but unlikely to be pneumothorax as lung markings are seen beyond it . The left lung is clear . The heart size is normal .
    OUTPUT:
    
1 . Focal opacity in the right lower lobe is partially due to known lung cancer but may also have some component of hemorrhage from recent biopsy . No pneumothorax .