Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP upright portable view of the chest was obtained . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . Cardiac and mediastinal silhouettes are unremarkable . Slight prominence of the paratracheal soft tissues without definite indentation on the adjacent trachea may relate to vascular structures vs less likely enlarged thyroid gland .
    OUTPUT:
    
No acute cardiopulmonary process .