Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomegaly is stable . Widening of the mediastinum has improved . Bilateral multifocal atelectasis have improved . There is no pneumothorax . Right pleural effusion is small . There are low lung volumes . The aorta is tortuous
    OUTPUT:
    
Improved multifocal atelectasis . Small right effusion .