Serum

Red top tube

Preferred Minimum: 0.5 mL serum
Absolute Minimum: 0.3 mL serum

Deliver to laboratory immediately after collection. Critical frozen.

3 working days upon receipt at reference laboratory

Females
Premature (26-28 weeks): 124 to 841 ng/dL
Premature (29-35 weeks): 26 to 568 ng/dL
Full term day 3: 7 to 77 ng/dL
4 days-30 days: 7-106 ng/dL
1-5 months: 13 to 106 ng/dL
6 months-1 year: 148 ng/dL or less
2-3 years: 256 ng/dL or less
4-6 years: 299 ng/dL or less
7-9 years: Less than or equal to 71 ng/dL
10-12 years: Less than or equal to 129 ng/dL
13-15 years: 9 to 208 ng/dL
16-17 years: Less than or equal to 178 ng/dL
18 years and older: Less than 207 ng/dL
Follicular: 15 to 70 ng/dL
Luteal: 35 to 290 ng/dL
Tanner Stage I: Less than or equal to 74 ng/dL
Tanner Stage II: Less than or equal to 164 ng/dL
Tanner Stage III: 13-209 ng/dL
Tanner Stage IV-V: 7-170 ng/dL

Males
Premature (26-28 weeks): 124 to 841 ng/dL
Premature (29-35 weeks): 26 to 568 ng/dL
Full term day 3: 7 to 77 ng/dL
4 days-2 months: Less than 200 ng/dL
3-5 months: Less than or equal to 90 ng/dL
6 months-1 year: 148 ng/dL or less
2-3 years: 228 ng/dL or less
4-6 years: 208 ng/dL or less
7-9 years: Less than or equal to 63 ng/dL
10-12 years: Less than or equal to 79 ng/dL
13-15 years: 9 to 140 ng/dL
16-17 years: 24 to 192 ng/dL
18 years and older: Less than 139 ng/dL
Tanner Stage I: Less than or equal to 62 ng/dL
Tanner Stage II: Less than or equal to 104 ng/dL
Tanner Stage III: Less than or equal to 151 ng/dL
Tanner Stage IV-V: 20-173 ng/dL

Radioimmunoassay

83498

See Additional Information:
Specimens Requiring Immediate Delivery