Table 1.
Laboratory data.
| Variable | Reference range | Day 1 | Day 2∗ | Day 3∗∗ | Day 4∗ | Day 5 | Day 6 | Day 7 | Day 8 | Day 15 | Day 22 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Hematocrit (%) | 41–53 | 16.2 | 14.2 | 15.9 | 18 | 17.5 | 20.9 | 21.9 | 24 | 32.6 | 38.2 |
| HB (g/dL) | 12–18 | 6.1 | 5.2 | 6.5 | 6.2 | 7.1 | 7.1 | 7 | 7.5 | 10.7 | 12.5 |
| Retic index | 0.29 | 0.15 | 0.21 | 3.61 | 5.28 | 2.26 | |||||
| Platelets (K/μL) | 140–440 | 94 | 90 | 65 | 73 | 62 | 70 | 82 | 66 | 383 | 252 |
| MCV (fL) | 77–106 | 109 | |||||||||
| WBC (K/CUMM) | 4.8–10.8 | 5.6 | 5.35 | 4.47 | 4.48 | 5.67 | 6.51 | 5.04 | 4.24 | 6.7 | 5.6 |
| LDH (U/L) | 100–240 | 6941 | 6170 | 4048 | 3487 | ||||||
| AST (U/) | 10–36 | 270 | 191 | 189 | 172 | 109 | 71 | ||||
| ALT (U/L) | 12–78 | 163 | 127 | 128 | 170 | 169 | 71 | ||||
| Fibrinogen (mg/dL) | 231–486 | 264 | |||||||||
| Total bilirubin (mg/dL) | 0.2–1.3 | 1.4 | 1.4 | 2.3 | 1.2 | 0.9 | 1 | ||||
| Haptoglobin (mg/dL) | 14–258 | <8 | <8 | 23 | |||||||
| Serum iron (mg/dL) | 50–175 | 163 | |||||||||
| Ferritin (mg/mL) | 21.8–322 | 662 | |||||||||
| TIBC (mcg/dL) | 245–425 | 182 | |||||||||
| G6PD (U/g Hb) | 9.9–16.6 | 14.2 | |||||||||
| Folate (ng/ml) | 7–31.4 | 12.9 | |||||||||
| Vit B12 (pg/mL) | 211–911 | <146 | >1700 | 991 | |||||||
| Erythropoietin (mIU/mL) | 2.6–18.5 | 114 | |||||||||
| TSH (mIU/mL) | 0.35–4.94 | 4.56 |
G6PD = glucose-6-phosphate dehydrogenase; TSH = thyroid-stimulating hormone; ∗one unit of packet RBC (pRBC) was transfused that day; ∗∗daily B12 injections were started that day.