| Biology | Number of patient | Pourcentage (%) |
| Anemia | 8 | 100 |
| Pancytopenia | 4 | 50 |
| Bicytopenia | 2 | 25 |
| Vitamine B12 defiency | 4/4 | 100 |
| Folate defiancy | 1/1 | 100 |
| Anti Intrinsic Factor Ac | 3/4 | 75 |
| Ab Anti Parietal Cell | 1/4 | 25 |
| Medullary megaloblastosis | 3/3 | 100 |
| Fundal Atrophic Gastritis | 4/4 | 100 |