Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are relatively low . Apparent elevation of the right hemidiaphragm with peaking laterally suggests a subpulmonic effusion . The lungs are otherwise clear . There is no left effusion . Cardiac silhouette appears enlarged but not well assessed due to silhouetting on the right .
    OUTPUT:
    
There is apparent elevation of the right hemidiaphragm , likely due to a subpulmonic effusion .