Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . There is slight prominence in the region of the AP window which may be due to a slightly prominent pulmonary artery ; however , lymph node not excluded . The cardiac silhouette is not enlarged . Hilar contours are unremarkable .
    OUTPUT:
    
Clear lungs without focal consolidation . Slight prominence at the region of the AP window , slightly prominent pulmonary artery or underlying lymphadenopathy not excluded . Recommend comparison with any prior chest radiograph and consider non-urgent CT .