Important Note

ASANTE ORDER CODE IS LAB6866

ESOTERIX Test Code-500477

Procedure-Thyroid Stimulating Hormone (TSH), ICMA

CPT Code-84443

Specimen Requirement
1 mL serum. Separate within one hour. Store and ship frozen in
plastic vial.
Pediatric Minimum
0.2 mL serum. Please note: This volume does not permit repeat
analysis.
Methodology Performing Location
ICMA Endocrine Sciences
Assay Schedule Result Turnaround Time
M-F 1 - 3 days
Reference Range
Premature Infants (26 - 32 weeks), Day 3 - 4: 0.8 - 6.9 uU/mL;
Full-term Infants, Day 4: 1.3 - 16.0 uU/mL; Newborn: TSH surges
within the first 15 - 60 minutes of life reaching peak levels between
25 - 160 uU/mL at about 30 minutes. Values then decline rapidly after
one week; 1 - 11 months: 0.9 - 7.7 uU/mL; Prepubertal: 0.6 - 5.5
uU/mL; Pubertal Children and Adults: 0.5 - 4.8 uU/mL