Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP semi-upright view of the chest was obtained . Compared to the prior study , there has been interval improvement of a right - sided hemothorax and there is a new tiny right - sided pneumothorax . There is no left sided pleural effusion or pneumothorax . Pulmonary vascular congestion and moderate cardiomegaly are unchanged .
    OUTPUT:
    
Interval improvement in right - sided hemothorax . A new tiny right pneumothorax . Other findings are unchanged .