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Test Code TSH Thyroid-Stimulating Hormone (TSH), Serum


Chemiluminometric Immunoassay

Performing Laboratory

Aspen Valley Hospital

Physician Office Specimen Requirements

Container/Tube:  Gold-top serum gel tube(s) or orange-top tube(s) - Plasma is not acceptable.
Specimen:  2 mL (minimum volume:  1 mL) of serum
Transport Temperature:  Refrigerate

Collection Instructions:  Allow specimen to clot for approximately 10 minutes and spin down. If drawing gold-top serum gel tube, send entire tube to laboratory. If drawing orange-top tube, remove serum and place in separate plastic vial. If there is a delay in transport of >48 hours, send specimen frozen.

Reference Values

0 days-11 years:  0.640-6.270 µIU/mL

12-17 years:  0.510-4.940 µIU/mL

≥18 years:  0.550-4.780 µIU/mL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding