Table 3.
Anemia types, serum iron, vitamin B12, and folic acid deficiencies, and gastric parietal cell antibody (GPCA) positivity in 148 anemic oral lichen planus (OLP) patients.
| Anemia type | Patient number (%) |
|||||
|---|---|---|---|---|---|---|
| Anemic OLP patient number (%) | Mean corpuscular volume (fL) | Iron deficiency (<60 μg/dL) | Vitamin B12 deficiency (<200 pg/mL) | Folic acid deficiency (<4 ng/mL) | GPCA positivity | |
| OLP patients (n = 588) | ||||||
| Pernicious anemia | 17 (11.5) | ≥100 | 2 (11.8) | 17 (100.0) | 0 (0.0) | 17 (100.0) |
| Other macrocytic anemia | 7 (4.7) | ≥100 | 0 (0.0) | 5 (71.4) | 0 (0.0) | 2 (28.6) |
| Normocytic anemia | 68 (46.0) | 80–99.9 | 30 (44.1) | 12 (17.7) | 2 (2.9) | 12 (17.7) |
| Iron deficiency anemia | 32 (21.6) | <80 | 32 (100.0) | 6 (18.8) | 0 (0.0) | 9 (28.1) |
| Thalassemia trait-induced anemia | 19 (12.8) | <74 | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (5.3) |
| Other microcytic anemia | 5 (3.4) | <80 | 0 (0.0) | 1 (20.0) | 0 (0.0) | 0 (0.0) |
| Total | 148 (100.0) | 64 (43.2) | 41 (27.7) | 2 (1.4) | 41 (27.7) | |