Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable frontal view of the chest was performed . An overlying trauma board limits complete evaluation . There is no pleural effusion or pneumothorax . The cardiac and mediastinal contours are normal . There is no displaced rib fracture appreciated . A minimal dextroscoliosis of the thoracic spine is likely positional and unrelated to trauma . There is no paraspinal hematoma appreciated . The imaged upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .