Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two chest tubes overlying the right hemi thorax , unchanged in position from the prior study . There is a very small right apical pneumothorax . No large pleural effusion is identified . There is mild atelectasis at the right base . A paramedial opacity on the right could represent a small hematoma or pleural collection which is decreasing in size from the prior exam . There is no evidence of pulmonary edema . The heart is enlarged however stable in appearance from the prior exam . Note is made of subcutaneous air along the right chest wall consistent with recent procedure .
    OUTPUT:
    
Very small right apical pneumothorax . Right paramedial opacity which could represent a small hematoma or pleural collection is decreasing in size from the prior exam .