Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Of the two frontal views provided , only one is with deep inspiration . The heart is of normal size with normal cardiomediastinal contours . Linear opacity overlying the right upper lung is compatible with scarring or atelectasis . Interstitial markings on the lateral radiograph are likely due to low lung volumes . No clear pulmonary consolidation is seen . No pleural effusion or pneumothorax . Osseous structures are unremarkable . No radiopaque foreign body .
    OUTPUT:
    
Low lung volumes with right upper lung scarring or atelectasis . No lobar consolidation or pleural effusion .