Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A cluster of heterogeneous opacities in the right lower lung has has continued to grow since ___ . Otherwise , the lungs are clear . Moderate cardiomegaly , including severe left atrial enlargement is chronic ; there is no pulmonary vascular congestion or edema . The thoracic aorta is heavily calcified . There may be a new small , right pleural effusions or pneumothorax .
    OUTPUT:
    
Slowly progressive chronic right pneumonia , could be exogenous lipoid pneumonia , but tuberculosis is in the differential . CT scanning recommended . Nurse ___ and I discussed the findings and their clinical significance by telephone at the time of dictation .