Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP supine portable view of the chest was obtained . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . Linear lucency projecting over the right humeral head extending to project over the right glenoid is felt to be artifactual .
    OUTPUT:
    
No acute cardiopulmonary process .