Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size , mediastinal , and hilar contours are unchanged since the prior radiograph in ___ . There is a new moderate right - sided pleural effusion and right basilar atelectasis . No pneumothorax or evidence of pulmonary vascular congestion or edema .
    OUTPUT:
    
New moderate right - sided pleural effusion and right basilar atelectasis . In the correct clinical setting , superimposed infection can not be excluded . No evidence of pulmonary vascular congestion or edema .