Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . No prior . Linear opacity is seen in the right mid lung suggestive of atelectasis . The lungs are otherwise clear . There is no pleural effusion or pneumothorax . Cardiomediastinal silhouette is within normal limits . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .