Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a large right - sided pneumothorax causing mild rightward deviation of the cardiomediastinal silhouette . The intercostal spaces are not widened and there is not flattening of the right hemi-diaphragm . There is no consolidation , edema , or pleural effusion . The cardiomediastinal silhouette is normal in size .
    OUTPUT:
    
Right - sided pneumothorax with possible minimal tension . Results were discussed with Dr . ___ at 1 :52 p .m . on ___ at the time the finding was discovered via telephone by Dr . ___ .