Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is redemonstration of an opacity in the lingula , which is better evaluated on prior chest CT examination and is suggestive of primary lung cancer . There has been interval increase of left lower lobe opacity , which could be due to increasing lingular mass or postobstructive pneumonia . Mild atelectasis is noted at the right lung base . The right lung is otherwise clear . There is no pneumothorax . The cardiomediastinal and hilar contours are stable . A right - sided Port - A - Cath catheter terminates in the distal SVC . There is dextroscoliosis of the thoracic spine .
    OUTPUT:
    
Lingular pulmonary mass suggestive of primary lung cancer , better assessed on prior chest CT examination . Increased opacity at the left lung base could be due to increasing lingular mass or postobstructive pneumonia . Short interval follow up is recommended after treatment . Findings discussed with ___ by ___ via telephone on ___ at 9 :44 AM .