Table 1.
Characteristics of the patients.
| #1 | #2 | #3 | #4 | |
|---|---|---|---|---|
| Age (years) | 27 | 63 | 39 | 24 |
| Sex | M | M | F | M |
| Medical history | Silent | DM, hypertension, dyslipidemia | Hashimoto's thyroiditis | Silent |
| Previous autoimmune cytopenia | No | No | Chronic ITP | ITP, AIHA |
| Allergies | None | None | None | None |
| Vaccine received | BNT162b2 mRNA (Pfizer) | ChAdOx1-S (Vaxzevria) | BNT162b2 mRNA (Pfizer) | mRNA-1273 (Moderna) |
| Firs/second dose | First dose | First dose | Second dose | Second dose |
| Time from vaccination to ITP (days) | 10 | 14 | 6 | 21 |
| Symptoms | Hematomas, epistaxis | Hematomas, epistaxis | Petechiae, ecchymosis | Petechiae |
| PLT count nadir | 1 × 109/L | 2 × 109/L | 1 × 109/L | 2 × 109/L |
| Treatment | IVIG - Prednisone - dexamethasone | Prednisone | IVIG – prednisone- eltrombopag-romiplostim | IVIG – prednisone - IVIG |
| Response | CR | CR | PR | CR |