Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided PICC is seen with tip projecting over the RA SVC junction as on prior . Lung volumes are relatively low There are patchy bibasilar opacities , more confluent at the left lung base than at the right . Superiorly , the lungs are clear . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
Bibasilar opacities , more confluent on the left than on the right . These could be due to atelectasis noting that infection is entirely possible in the proper clinical setting . Consider repeat exam with PA and lateral with better inspiratory effort for more detailed evaluation .