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| Lab Section Category | |
| Specimen Required |
3 mL plain blood |
| Method |
Immunoturbidimetry Immunoassay (Binding Site Optilite) |
| Reference Interval / Value |
IgG Subclass 1 0 – 2 yrs (M/F): 1.94 - 8.42 g/L 2 – 4 yrs (M/F): 3.15 - 9.45 g/L 4 – 6 yrs (M/F): 3.06 - 9.45 g/L 6 – 8 yrs (M/F): 2.88 - 9.18 g/L 8 – 10 yrs (M/F): 4.32 - 10.2 g/L 10 – 12 yrs (M/F): 4.23 - 10.6 g/L 12 – 14 yrs (M/F): 3.42 - 11.5 g/L 14 – 18 yrs (M/F): 3.15 - 8.55 g/L ≥18 yrs (M/F): 3.82 - 9.29 g/L IgG Subclass 2 0 – 2 yrs (M/F): 0.23 - 3.00 g/L 2 – 4 yrs (M/F): 0.36 - 2.25 g/L 4 – 6 yrs (M/F): 0.61 - 3.45 g/L 6 – 8 yrs (M/F): 0.44 - 3.75 g/L 8 – 10 yrs (M/F): 0.72 - 4.30 g/L 10 – 12 yrs (M/F): 0.76 - 3.55 g/L 12 – 14 yrs (M/F): 1.00 - 4.55 g/L 14 – 18 yrs (M/F): 0.64 - 4.95 g/L ≥18 yrs (M/F): 2.42 - 7.00 g/L IgG Subclass 3 0 – 2 yrs (M/F): 0.19 - 0.85 g/L 2 – 4 yrs (M/F): 0.17 - 0.68 g/L 4 – 6 yrs (M/F): 0.10 - 1.22 g/L 6 – 8 yrs (M/F): 0.16 - 0.85 g/L 8 – 10 yrs (M/F): 0.13 - 0.85 g/L 10 – 12 yrs (M/F): 0.17 - 1.73 g/L 12 – 14 yrs (M/F): 0.28 - 1.25 g/L 14 – 18 yrs (M/F): 0.23 - 1.96 g/L ≥18 yrs (M/F): 0.22 - 1.76 g/L IgG Subclass 4 0 – 2 yrs (M/F): 0.01 - 0.78 g/L 2 – 4 yrs (M/F): 0.01 - 0.54 g/L 4 – 6 yrs (M/F): 0.02 - 1.13 g/L 6 – 8 yrs (M/F): 0.01 - 0.99 g/L 8 – 10 yrs (M/F): 0.02 - 0.93 g/L 10 – 12 yrs (M/F): 0.02 - 1.15 g/L 12 – 14 yrs (M/F): 0.04 - 1.36 g/L 14 – 18 yrs (M/F): 0.11 - 1.57 g/L ≥18 yrs (M/F): 0.04 - 0.86 g/L |
| Turnaround Time |
Mean = 7 days, Range: 3 – 11 days |
| Day(s) Test Set up |
Wednesday |
Change History Notes
12 Dec 2022 09:00 AM
Method, Reference Intervals and Turnaround time are updated on 12 Dec 2022
09 Feb 2017 04:20 PM
Day of Test Set up is updated on 09 Feb 2017
Last Updated - 13 Jun 2025
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