Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided PICC is seen , terminating in the low SVC . Subtle patchy opacities in the lateral right lung base and lateral right upper lung are nonspecific but new since prior and could be related to infection . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Subtle patchy opacities in the lateral upper lung and the lateral right lung base are nonspecific but are new since the prior study and could be related to infection .