Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath tip terminates in the SVC . The cardiac , mediastinal and hilar contours are unchanged , with the heart size within normal limits . Streaky opacities within the lung bases bilaterally likely reflect atelectasis . Previously noted right apical nodular opacity is no longer visualized , though this area on prior CT was noted to have emphysematous changes . No focal consolidation , pleural effusion or pneumothorax is detected . No acute osseous abnormalities are seen .
    OUTPUT:
    
Mild streaky bibasilar atelectasis .