Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is no pneumothorax . Heart size is normal . A slightly more nodular contour to the left hilus with corresponding increased density on the lateral radiograph raises concern for lymphadenopathy . The right paratracheal stripe also appears widened . Regional bones and soft tissues are unremarkable .
    OUTPUT:
    
Clear lungs with no evidence of pneumonia . However , increased fullness of the left hilum and widening of the right paratracheal stripe raises concern for lymphadenopathy . A contrast - enhanced chest CT is recommended for further evaluation .