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Gastritis staging.
| Olga Staging System | |||||
|---|---|---|---|---|---|
| Overall Atrophy score 0: No atrophy 1: 1-30% of biopsy samples 2: 31-60% of biopsy samples 3: >60% of biopsy samples |
Oxintic (Corpus and Fundus) overall atrophy score | ||||
| Score 0 | Score 1 | Score 2 | Score 3 | ||
|
Mucosecreting (Antrum and Angularis Incisura) overall atrophy score |
Score 0 | No Stage | Stage I | Stage II | Stage II |
| Score 1 | Stage I | Stage I | Stage II | Stage III | |
| Score 2 | Stage II | Stage II | Stage III | Stage IV | |
| Score 3 | Stage III | Stage III | Stage IV | Stage IV | |
