Common Laboratory (LAB) Values [ I ]

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Immunoglobulin (serum)	Immunoglobulin (serum) IgA
Immunoglobulin (serum) IgD	Immunoglobulin (serum) IgE
Immunoglobulin (serum) IgG	Immunoglobulin (serum) IgG (total)
Immunoglobulin (serum) IgM	Insulin (serum)
Iron (serum)	Iron binding capacity (serum)

Lab (Specimen)

Conventional Units

SI Units

Immunoglobulin (serum)

Immunoglobulin A, Serum

0-30 days: 1-7 mg/dL
1 month: 1-53 mg/dL
2 mo: 3-47 mg/dL
3 mo: 5-46 mg/dL
4 mo: 4-72 mg/dL
5 mo: 8-83 mg/dL
6 mo: 8-67 mg/dL
7-8 mo: 11-89 mg/dL

9-11 mo: 16-83 mg/dL
1 year: 14-105 mg/dL
2 yr: 14-122 mg/dL
3 yr: 22-157 mg/dL
4 yr: 25-152 mg/dL
5-7 yr: 33-200 mg/dL
8-9 yr: 45-234 mg/dL
> 10 yr: 68-378 mg/dL

Immunoglobulin G, Serum

0-30 days: 611-1542 mg/dL
1 month: 241-870 mg/dL
2 mo: 198-577 mg/dL
3 mo: 169-558 mg/dL
4 mo: 188-536 mg/dL
5 mo: 165-781 mg/dL
6 mo: 206-676 mg/dL
7-8 mo: 208-868 mg/dL

9-11 mo: 282-1026 mg/dL
1 year: 331-1164 mg/dL
2 yr: 407-1009 mg/dL
3 yr: 423-1090 mg/dL
4 yr: 444-1187 mg/dL
5-7 yr: 608-1229 mg/dL
8-9 yr: 584-1509 mg/dL
> 10 yr: 768-1632 mg/dL

Immunoglobulin M, Serum

0-30 days: 0-24 mg/dL
1 month: 19-83 mg/dL
2 mo: 16-100 mg/dL
3 mo: 23-85 mg/dL
4 mo: 26-96 mg/dL
5 mo: 31-103 mg/dL
6 mo: 33-97 mg/dL
7-8 mo: 32-120 mg/dL

9-11 mo: 39-142 mg/dL
1 year: 41-164 mg/dL
2 yr: 46-160 mg/dL
3 yr: 45-190 mg/dL
4 yr: 41-186 mg/dL
5-7 yr: 46-197 mg/dL
8-9 yr: 49-230 mg/dL
> 10 yr: 60-263 mg/dL

Immunoglobulin G Subclass 1

Cord blood: 435-1084 mg/dL
0-2 mo: 218-498 mg/dL
3-5 mo: 143-394 mg/dL
6-8 mo: 190-388 mg/dL
9-23 mo: 288-880 mg/dL
2 yr: 170-950 mg/dL
3-4 yr: 290-1065 mg/dL

5-6 yr: 330-1065 mg/dL
7-8 yr: 225-1100 mg/dL
9-10 yr: 390-1235 mg/dL
11-12 yr: 380-1420 mg/dL
13-14 yr: 165-1440 mg/dL
> 15 yr: 240-1118 mg/dL

Immunoglobulin G Subclass 2

Cord blood: 143-453 mg/dL
0-2 mo: 40-167 mg/dL
3-5 mo: 23-147 mg/dL
6-8 mo: 37-60 mg/dL
9-23 mo: 30-327 mg/dL
2 yr: 22-440 mg/dL
3-4 yr: 28-315 mg/dL

5-6 yr: 57-345 mg/dL
7-8 yr: 42-375 mg/dL
9-10 yr: 61-430 mg/dL
11-12 yr: 73-455 mg/dL
13-14 yr: 71-460 mg/dL
> 15 yr: 124-549 mg/dL

Immunoglobulin G Subclass 3

Cord blood: 27-146 mg/dL
0-2 mo: 4-23 mg/dL
3-5 mo: 4-70 mg/dL
6-8 mo: 12-62 mg/dL
9-23 mo: 13-82 mg/dL
2 yr: 4-69 mg/dL
3-4 yr: 4-71 mg/dL

5-6 yr: 8-126 mg/dL
7-8 yr: 9-107 mg/dL
9-10 yr: 10-98 mg/dL
11-12 yr: 16-194 mg/dL
13-14 yr: 12-178 mg/dL
> 15 yr: 21-134 mg/dL

Immunoglobulin G Subclass 4

Cord blood: 1-47 mg/dL
0-2 mo: 1-33 mg/dL
3-5 mo: 1-14 mg/dL
6-8 mo: 1-16 mg/dL
9-23 mo: 1-65 mg/dL
2 yr: 0-120 mg/dL
3-4 yr: 0-90 mg/dL

5-6 yr: 2-116 mg/dL
7-8 yr: 0-138 mg/dL
9-10 yr: 1-95 mg/dL
11-12 yr: 1-153 mg/dL
13-14 yr: 2-143 mg/dL
> 15 yr: 7-89 mg/dL

Immunoglobulin (serum) IgA

81 - 463 mg/dL

0.81 - 4.63 g/L

Immunoglobulin (serum) IgD

</= 14 mg/dL

</= 0.14 g/L

Immunoglobulin (serum) IgE

< 180 U/mL

< 432 µg/L

Immunoglobulin (serum) IgG Subclasses

IgG 1: 450 - 900 mg/dL
IgG 2: 180 - 530 mg/dL
IgG 3: 13 - 80 mg/dL
IgG 4: 8 - 100 mg/dL

IgG 1: 4.5 - 9.0 g/L
IgG 2: 1.8 - 5.3 g/L
IgG 3: 0.13 - 0.80 g/L
IgG 4: 0.08 - 1.0 g/L

Immunoglobulin (serum) IgG (total)

723 - 1685 mg/dL

7.23 - 16.85 g/L

Immunoglobulin (serum) IgM

48 - 271 mg/dL

0.48 - 2.71 g/L

Insulin (serum)

5 - 25 µU/mL

36 - 179 pmol/L

Iron (serum)

25 - 170 µg/dL

4 - 30 µmol/L

Iron binding capacity (serum)

% transferrin saturation =
(100 x total iron) / Total iron-binding capacity

Percent saturation = 12 - 57%

% saturation = 0.12 - 0.57

Important Notes

>Unless noted, all values are for adults.
>All laboratory values listed are method dependent (Methods include: immunoassay, colorimetry, electrophoresis, HPLC, etc).
>Values may vary between laboratories.