Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette is within normal limits . A surgical drain terminates adjacent to the right heart border with associated atelectasis . Small bilateral pleural effusions . A moderate pneumothorax is noted at the right lung apex .
    OUTPUT:
    
Moderate right apical pneumothorax . Interval placement of right chest tube with a small amount of associated atelectasis .