Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest show a moderate left pleural effusion obscuring the left hemidiaphragm which is probably unchanged from the supine radiograph of ___ with the meniscus better visualized on today 's upright exam . A small to moderate right pleural effusion is also probably unchanged from the prior radiograph . Associated bibasilar compressive atelectasis is stable . No pneumothorax is present . A right internal jugular central venous catheter has been removed since the prior radiograph . The patient is status post median sternotomy with wires intact . Cardiac silhouette can not be assessed . The mediastinal contours are within normal limits with calcified aortic knob and deviation of the trachea to the right . A stent is unchanged in position in the midline corresponding to the upper abdominal aorta . Generalized loss of height and kyphosis is noted in the thoracic spine .
    OUTPUT:
    
Stable moderate left pleural effusion and small to moderate right pleural effusion compared to supine radiograph from ___ .