Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Left chest wall port is seen with catheter tip again in the right atrium . Linear right basilar opacity is again seen potentially due to scarring and is unchanged . Less significant left basilar streaky opacities again seen , potentially atelectasis . Superiorly , the lungs are clear . Cardiomediastinal silhouette is within normal limits . Stents and coil seen in the right upper quadrant , similar to prior . No acute osseous abnormalities .
    OUTPUT:
    
Linear bibasilar opacities suggestive of atelectasis or scarring . No acute cardiopulmonary process .