Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation to suggest pneumonia is noted . Tubular opacity extending superiorly from the chronically large right hilar is appears stable dating back to ___ but present since ___ . Moderate cardiomegaly is again noted . There is no pleural effusion or pneumothorax . No acute fractures are identified .
    OUTPUT:
    
1 . No acute pneumonia . 2 . Tubular opacity extending superiorly from the chronically large hilus is again noted and may be atelectasis in a region of chronic mucoid impaction , scarring , or an isolanted bronchial abnormality due to asthma or less likely allegeric bronchopulmonary aspergillosis .