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Test Code TSH Thyroid-Stimulating Hormone - Sensitive (s-TSH), Serum or Plasma

Methodology

Electrochemiluminescence Immunoassay (ECLIA)

Specimen Requirements

Container/Tube:

Preferred: Lithium heparin (light green-top)

Acceptable: Serum Gel

 Draw blood, spin down and send 1 mL (pediatric:  0.2 mL) of plasma or serum.

Specimen Stability Information

 

Specimen Type

Temperature

Time

Plasma,lithium heparin / Serum

RT, spun

8 days
  Refrigerated, spun 14 days

 

Reference Values

 

Age

Male (µIU/mL)

Female (µIU/mL)

0 – 30 days

0.52 – 16.0

0.72 – 13.10

1 m – 4 years

0.55 – 7.10

0.46 – 8.10

5 – 17 years

0.37 – 6.0

0.36 – 5.80

> 17 years

0.27 – 4.2

0.27 – 4.20

 

Reject Due To

 

Hemolysis

Mild:

ok

Gross:

ok

Lipemia

Mild:

ok

Gross:

ok

Icterus

Mild:

ok

Gross:

Reject

 

Day(s) Test Set Up

Monday through Sunday

CPT Coding

84443

Secondary ID

HHA253

Performing Laboratory

Huntsville Hospital Laboratory/Madison Hospital Laboratory

LOINC Coding

Test Name LOINC Code

Thyroid-Stimulating Hormone - Sensitive (s-TSH), Serum

 3016-3