Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views were obtained of the chest . The right - sided moderate pleural effusion has increased with progressive obscuration of the right hemidiaphragm , suggesting a subpulmonic component . Accompanying atelectasis is also increased . Multiple right - sided rib fractures are re - demonstrated with out evidence of pneumothorax . Trace left pleural effusion may also be present . Otherwise the left lung is well aerated . The heart and mediastinum are unremarkable .
    OUTPUT:
    
Increase in moderate right - sided pleural effusion , possibly with a subpulmonic component .