Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Right hilum is abnormally dense compared to the left hilum , corresponding to enlarged lymph nodes in this region on recent CTA of the chest of ___ . Bilateral peribronchiolar opacities in the mid and lower lungs bilaterally show improvement compared to the previous study , particularly within the right middle lobe . No new areas of lung opacification are identified , and there are no definite pleural effusions . Bones appear somewhat heterogeneous . Note is made of previous right mastectomy and axillary lymph node dissection .
    OUTPUT:
    
1 . Improving peribronchiolar opacities , possibly due to an improving atypical pneumonia . Continued radiographic followup recommended to ensure resolution . 2 . Right hilar prominence corresponding to right hilar lymphadenopathy on previous CTA of the chest . This could be reactive or due to metastatic disease in this patient with history of right breast cancer .