Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent right basilar opacity which is somewhat improved when compared to the most recent x-ray . Linear bibasilar opacities may be due to a combination of atelectasis or scarring . There is no large pleural effusion although blunting of the right lateral and posterior costophrenic angles could represent small residual effusion , potentially in part loculated laterally . Persistent left lower lobe atelectasis medially is also less conspicuous . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities . Left PICC is seen with tip in the upper right atrium .
    OUTPUT:
    
Persistent right basilar opacity although improved since ___ . This is likely due to known underlying pulmonary abscess / consolidation . Suspected residual small effusion on the right as well as left lower lobe atelectasis . Left PICC tip projects over the upper right atrium .