By site prevalence of atrophic gastritis (distinguishing between atrophy with and without IM) in 504 consecutive Helicobacter pylori positive patients. Patients with phenotype “indefinite for atrophy” and/or “foveolar restricted IM” were included among cases of non-atrophic gastritis
| Gastric atrophy | |||
|---|---|---|---|
| By site prevalence of gastric atrophy (504 H pylori positive consecutive patients) | IM absent | IM present | Total |
| IM, intestinal metaplasia. | |||
| Incisura angularis, number of patients whose gastric atrophy (with or without IM) was detected only in the incisura biopsy samples. | |||
| Antrum, number of patients whose gastric atrophy (with or without IM) was detected only in the antral biopsy samples. | |||
| Antrum and incisura angularis, number of patients whose gastric atrophy (with or without IM) was detected in both the antral and the incisura angularis biopsy samples. | |||
| Corpus, number of patients whose gastric atrophy (with IM) was detected only in the corpus biopsy samples. | |||
| Corpus only | 0 | 1 | 1 |
| Antrum only | 3 | 10 | 13 |
| Antrum and incisura angularis | 6 | 14 | 20 |
| Incisura angularis only | 9 | 20 | 29 |
| Total | 18 | 45 | 63 |