Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral upright views of the chest were obtained . The lungs are clear bilaterally with no focal consolidation , pleural effusion or pneumothorax . The heart size is at the upper limits of normal , however , it is unchanged . Mediastinal silhouette is within normal limits . The visualized osseous structures and soft tissues are unremarkable .
    OUTPUT:
    
No radiographic abnormality to explain the patient 's pain .