Note: this calculator returns the original Van Assche index, it is not to be confused with the modified Van Assche index, for the latter please use this calculator.
Notes
- Rectal wall thickening is present if the wall thickness of the distended rectum is >3 mm.
- According to one study (open access) scores obtained with the original Van Assche index dropped significantly between baseline and follow-up in clinical responders to anti-TNF therapy (13.0 vs. 9.6), whereas no decrease was found in non-responders (11.5 vs. 11.5).
- For further information please make sure to also read the original article:
Last updated: 2021-08-19