21 July 2021
: Case report 
A Case of Immune Thrombocytopenia After BNT162b2 mRNA COVID-19 Vaccination
Unusual clinical course, Unexpected drug reaction
Eleanor R. King1EF*, Elizabeth Towner2EDOI: 10.12659/AJCR.931478
Am J Case Rep 2021; 22:e931478
Table 1. Complete blood count and differential.
| Variable | Results | Reference range |
|---|---|---|
| White blood cells (thousands/µL) | 3.7 | 4.5–10.5 |
| Red blood cells (millions/µL) | 4.79 | 3.9–5.0 |
| Hemoglobin (g/dL) | 14.9 | 12.0–15.5 |
| Hematocrit (%) | 45 | 35–45 |
| MCV (fL) | 94.8 | 80.0–100.0 |
| MCH (pg) | 31.1 | 27–34 |
| MCHC (g/dL) | 32.8 | 31.0–35.0 |
| RDW (%) | 12.4 | 12.0–16.0 |
| Platelets (thousands/µL) | 1 | 150–400 |
| Neutrophils% | 40.8 | 46–78 |
| Lymphocytes% | 38.8 | 20–45 |
| Monocytes% | 16.4 | 5.0–13.0 |
| Eosinophils% | 2.4 | 0.0–7.0 |
| Basophils% | 1.1 | 0.0–2.0 |
| Immature granulocytes% | 0.5 | 0.0–1.0 |
| MCH – mean cell hemoglobin; MCHC – mean cell hemoglobin concentration; MCV – mean cell volume; RDW – red cell distribution width. | ||