01 March 2022: Clinical Research
Body Composition Changes and Related Factors in Patients with Ulcerative Colitis: A Retrospective Single-Center Study in China
Rongyu Wang ABCDEFG , Xueli Ding A , Zibin Tian A , Xue Jing ADG*DOI: 10.12659/MSM.933942
Med Sci Monit 2022; 28:e933942
Table 1 Montreal classification of extent of UC.
| Extent | Anatomy | |
|---|---|---|
| E1 | Ulcerative proctitis | Involvement limited to the rectum (that is, proximal extent of inflammation is distal to the rectosigmoid junction) |
| E2 | Left sided UC (distal UC) | Involvement limited to a proportion of the colorectum distal to the splenic flexure |
| E3 | Extensive UC (pancolitis) | Involvement extends proximal to the splenic flexure |