Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Known left proximal humerus fracture at the surgical is again seen . The lungs are clear . There is linear opacity in the right mid lung representing atelectasis . Costochondral calcifications project over the right lung . There is no evidence of pneumonia . There is no pleural effusion or pneumothorax . Cardiac , mediastinal , and hilar contours are normal .
    OUTPUT:
    
No radiographic evidence of acute cardiopulmonary process .