Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Linear right upper lung opacity is compatible with scarring / resection . Small bilateral effusions have not significantly changed in size noting that they are now seen laterally at the costophrenic angles on the frontal view , more so when compared to prior . There is no definite new focal consolidation . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormality is detected .
    OUTPUT:
    
Essentially unchanged bilateral pleural effusions without superimposed acute cardiopulmonary process .