Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are grossly clear besides mild right basilar atelectasis . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . Again seen are multiple surgical clips in the region of the lower compatible with prior thyroidectomy .
    OUTPUT:
    
No definite acute cardiopulmonary process .