19 July 2022
: Case report 
Atlantoaxial Subluxation Secondary to SARS-CoV-2 Infection: A Rare Orthopedic Complication from COVID-19
Challenging differential diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents, Rare coexistence of disease or pathology
Shaker Barker1ABCD, Rahaf Mujallid2AB, Karim Bayanzay3CDEF*DOI: 10.12659/AJCR.936128
Am J Case Rep 2022; 23:e936128
Table 1. Laboratory studies before treatment.
| Lab | Value | Reference |
|---|---|---|
| White blood count | 6.5×10/mL | 4.0–10.5× 10/mL |
| Hemoglobin | 10.4 g/dL | 14–18 g/dL |
| RBC | 6.3×10/mL | 4.70–6.10×10/mL |
| Hematocrit | 45.2% | 42.0–52.0% |
| MCV | 90.2 fL | 80–95 fL |
| Platelet | 209×10/mL | 140–415×10/mL |
| CRP | 6 mg/L | <10 mg/L |
| ESR | 13 mm/h | 0–22 mm/h |
| Rheumatoid factor (quantitative) | 10 IU/ml | <14 IU/ml |
| Anti CCP Abs | 0.5 U/ml | 0–5 U/ml |