Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Bibasilar atelectasis . There is no pleural effusion or pneumothorax . Chronic severe cardiomegaly is unchanged . The aorta is tortuous . There is hyperinflation of the lungs . The trachea is slightly more compressed compared to prior study , which may be from enlarged thyroid or subglottic fat .
    OUTPUT:
    
Bibasilar atelectasis . Hyperinflation of the lungs .