Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior exam , the right - sided pigtail pleural catheter has been removed . There is no visible pneumothorax . The lungs are clear without consolidation or edema . There is no pleural effusion . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
Status post removal of the right pleural catheter . No visible pneumothorax .