Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are normally expanded . There is faint asymmetric opacity projecting over the right upper lung . The cardiomediastinal silhouette , hilar contours , and pleural surfaces are normal . There is no pleural effusion or pneumothorax . There are surgical clips in the anterior mediastinum .
    OUTPUT:
    
Faint asymmetry in the right upper lung could reflect calcifications of the costochondral junction , however pneumonia should be considered in the appropriate clinical setting .