Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal lymphadenopathy is re - demonstrated , better seen on the recent CT . Bilateral hilar enlargement is also compatible with underlying lymphadenopathy . There is no pulmonary edema . Patchy and linear opacities in the lung bases likely reflect atelectasis . Small right pleural effusion persists . There is no pneumothorax .
    OUTPUT:
    
Unchanged mediastinal and hilar lymphadenopathy . Small right pleural effusion and patchy bibasilar opacities likely atelectasis .