Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate normal lung volumes , which extends with bronchovascular markings . There is a 2 x 1 .6 cm perihilar opacity which projects over spine on the lateral view . The lungs are otherwise clear without pleural effusion , consolidation or pneumothorax . Hilar and mediastinal silhouettes are unchanged . There is prominence of the ascending aorta . The heart size is normal . There is no pulmonary edema . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
A 2 x 1 .6 cm right hilar opacity , which can be further assessed with CT , if clinically indicated .