Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Again seen is a right suprahilar opacity , also present on the prior study , may relate to the anterior first rib . No new focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The patient is status post median sternotomy . The aorta remains calcified and tortuous . The cardiac silhouette is not enlarged .
    OUTPUT:
    
Right suprahilar opacity , while could relate to the anterior right first rib . Suggest confirmation with oblique radiographs .