Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs of the chest once again demonstrate a stable small right pneumothorax . A left - sided pneumothorax is not apparent . Left greater than right small pleural effusions and basilar atelectasis are unchanged . Mild cardiomegaly is unchanged .
    OUTPUT:
    
1 . Stable size of small right pneumothorax . 2 . Left greater than right small pleural effusions and basilar atelectasis persist .