Table 1.
Kyoto classification | Score |
Atrophy | |
None, C1 | 0 |
C2 and C3 | 1 |
O1-O3 | 2 |
Intestinal metaplasia | |
None | 0 |
Antrum | 1 |
Corpus and antrum | 2 |
Enlarged folds | |
Absence | 0 |
Presence | 1 |
Nodularity | |
Absence | 0 |
Presence | 1 |
Diffuse redness | |
None | 0 |
Mild (with RAC) | 1 |
Severe | 2 |
Kyoto score | 0-8 |
RAC: Regular arrangement of collecting venules.