30 June 2022
: Case report 
Extremes of Anemia: The Lowest Hemoglobin Values Probably Ever Reported in the Pediatric Literature Attributed to Iron Deficiency Anemia
Unusual clinical course, Challenging differential diagnosis, Diagnostic / therapeutic accidents, Unusual setting of medical care, Unexpected drug reaction, Clinical situation which can not be reproduced for ethical reasons
Khaled Yaseen Shalby1ABCDEFG*, Alzahra Y. Alradhi2ABCDE, Sinan Jamal Holdar1ABCDE, Abdullah S. Alghamdi1ABCDE, Saleh Abdulaziz Alduilej2ABC, Saad Albuainain1DG, Ahmed M. Al Zaghal1ABCDE, Nabeel A. Sadiq1ABCDEDOI: 10.12659/AJCR.936252
Am J Case Rep 2022; 23:e936252
Table 1. The initial blood work-up for patient 1 and 2.
| First case | Second case | |
|---|---|---|
| Exam. name | Initial value | Initial value |
| WBC | 14.98×10/l | 13.16×10/l |
| RBC | 1.17×10/L | 0.84×10/L |
| HGB | 1.1 g/dL | 1.2 g/dL |
| HCT | 5.6% | 4.3% |
| MCV | 47.9 fl | 51.20 fl |
| MCH | 9.4 pg | 14.30 pg |
| MCHC | 19.6 g/dL | 27.90 g/dL |
| RDW | 27.1% | 93.50% |
| MPV | 9 fl | 12.80 fl |
| PLT | 388×10/L | 1402.00×10/L |
| Reticulocytes | 2.5% | 0.31% |
| Ferritin | 2.28 ng/mL | 1.78 ng/mL |
| 25 hydroxy vitamin D | 7.44 ng/mL | 1974 ng/mL |
| Bilirubin total | 4.40 umol/L | 4.00 umol/L |
| Albumin | 28.60 g/L | 32.60 g/L |