Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . There is streaky right mid-lower lung opacities similar to prior suggestive of atelectasis . Elevation of the right hemidiaphragm is similar to prior . The cardiomediastinal silhouette is within normal limits . Posttraumatic changes in the region of the right coracoclavicular region are again noted .
    OUTPUT:
    
No acute cardiopulmonary process .