From: Oral manifestations in vitamin B12 deficiency patients with or without history of gastrectomy
No | Age (years) | Sex | Symptom duration (months) | Probable etiology of vitamin B12 deficiency |
---|---|---|---|---|
1 | 63 | F | 84 | Medications for diabetes mellitus and Gastritis |
2 | 67 | F | 72 | Medications for diabetes mellitus |
3 | 73 | F | 24 | Gastritis |
4 | 85 | M | 12 | Medications for diabetes mellitus |
5 | 56 | F | 16 | Gastritis |
6 | 80 | F | 6 | Gastritis |
7 | 60 | F | 96 | Vegetarian diet |
8 | 70 | F | 18 | Gastritis |
9 | 57 | M | 18 | Antibodies to intrinsic factor |
10 | 73 | M | 60 | Early gastric cancer |
11 | 52 | M | 8 | Unknown |