ARUP's Laboratory Test Directory

Thyroid Stimulating Hormone 3rd Generation : 0070225

Mnemonic: TSH 3

Methodology: Quantitative Electrochemiluminescent Immunoassay
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect: Serum separator tube or plasma separator tube. Also acceptable: Lavender (EDTA) or green (sodium or lithium heparin).

Specimen Preparation: Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature: Refrigerated.

Unacceptable Conditions: Grossly hemolyzed specimens.

Stability (collection to initiation of testing): After separation of cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 1 month

Reference Interval:
Effective May 16, 2011
 
 Males Females
Cord Blood 2.000-40.000 mU/L 2.000-40.000 mU/L
0-3 days 5.170-14.600 mU/L 5.170-14.600 mU/L
4-30 days 0.430-16.100 mU/L 0.430-16.100 mU/L
1-24 months 0.620-8.050 mU/L 0.620-8.050 mU/L
2-6 years 0.540-4.530 mU/L 0.540-4.530 mU/L
7-11 years 0.660-4.140 mU/L 0.660-4.140 mU/L
12-19 years 0.530-3.590 mU/L 0.530-3.590 mU/L
20 years and older 0.300-4.000 mU/L 0.300-4.000 mU/L
1st trimester (10-13 weeks gestation)  0.03-3.40 mU/L
2nd trimester (14-20 weeks gestation)  0.19-4.06 mU/L

CPT Code(s): 84443
Cross References: Third-Generation TSH (Thyroid Stimulating Hormone 3rd Generation), Thyroid Stimulating Hormone Ultrasensitive (Thyroid Stimulating Hormone 3rd Generation), TSH 3rd Generation (Thyroid Stimulating Hormone 3rd Generation)
 
 

 

 

 
All ARUP Sites:        www.aruplab.com     ·     www.arupconsult.com     ·     www.arup.utah.edu     ·     www.childx.org     ·     www.utahblood.org