Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The heart is of normal size with normal cardiomediastinal contours . There is eventration of the right hemidiaphragm , similar to ___ with bibasilar atelectasis and calcified pleural plaques again seen . Lungs are otherwise grossly clear without focal consolidation , pneumothorax , or pleural effusion . There is a chronic - appearing deformity of a left posterior rib . The osseous structures are otherwise unremarkable . No radiopaque foreign body .
    OUTPUT:
    
No acute cardiopulmonary process . Bibasilar atelectasis and pleural plaques , similar to prior .