Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There is prominence of the mediastinum , which could relate to body habitus and mediastinal lipomatosis . However , in the absence of priors for a comparison , underlying lymphadenopathy or other mediastinal process is not excluded . The cardiac silhouette is enlarged . There are low lung volumes , which accentuate the bronchovascular markings . No discrete focal consolidation is seen . There is no pleural effusion or pneumothorax . The degenerative changes are seen along the spine .
    OUTPUT:
    
Prominence of the mediastinum may be due to patient body habitus and underlying mediastinal lipomatosis , however , in the absence of priors for comparison , lymphadenopathy or other mediastinal process not excluded . No definite focal consolidation .