Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable frontal chest radiograph demonstrates well - expanded and clear lungs . The ascending and descending aorta is torturous . There is no pleural effusion or pneumothorax . A right paratracheal mass projecting at the level of the azygous vein corresponds to previosly identified mediastinal lymph node on chest CT dated ___ . The subcarinal node identified on CT is not well appreciated on this frontal chest radiograph view .
    OUTPUT:
    
No pneumothorax . These findings were communicated to Dr . ___ ___ his request by Dr . ___ ___ telephone at 11 :44 on ___ at the time findings were reviewed .