Mark Pimentel, MD, FACG, discusses a smartphone application that uses artificial intelligence to help subjects self-report stool form. A novel smartphone application can determine BSS and other visual stool characteristics with high accuracy compared with the 2 expert gastroenterologists. Moreover, trained AI was superior to subject self-reporting of BSS. AI assessments could provide more objective outcome measures for stool characterization in gastroenterology. (10:49)