Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right PICC line terminates in the mid to low SVC . Asymmetric airspace opacities at the right heart border and left mid lung may be due to multifocal aspiration or infection . The left lung remains clear . Mild upper lobe emphysema is unchanged . The lungs are hyperinflated . The patient has had previous left lower lobe wedge resection with stable volume loss . A small right pleural effusion is unchanged . Heart size is normal .
    OUTPUT:
    
Multifocal aspiration or infection . Stable small right pleural effusion .