Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are normal . The right hemidiaphragm is slightly elevated . The heart is top normal . The mediastinal contours are normal . There is suggestion of blunting of the right costophrenic angle posteriorly on the lateral view suggesting small amount of pleural fluid there . There is no focal airspace opacity concerning for pneumonia .
    OUTPUT:
    
1 . 2 . Heart top - normal in size and possible very small right pleural effusion . No superimposed consolidation .