Basic Study
Copyright ©The Author(s) 2018.
World J Gastroenterol. Oct 14, 2018; 24(38): 4341-4355
Published online Oct 14, 2018. doi: 10.3748/wjg.v24.i38.4341
Table 2 Histological scoring
Feature gradedGradeDescription
Inflammation0None
1Slight
2Moderate
3Severe
Extent0None
1Mucosa
2Mucosa and submucosa
3Transmural
Regeneration4No tissue repair
3Surface epithelium not intact
2Regeneration with crypt depletion
1Almost complete regeneration
0Complete regeneration or normal tissue
Crypt damage0None
1Basal 1/3 damaged
2Basal 2/3 damaged
3Only surface epithelium intact
4Entire crypt and epithelium lost
Percent involvement11%-25%
226%-50%
351%-75%
476%-100%