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TSH w/ Reflex to Free T4

Order Code CH664
Turnaround Time 24 hours
Test Includes

TSH, Free T4

Specimen Requirements
Specimen Source
Serum, Plasma
Transport Container
(Specimen Container)

SST (Tiger Top)/ Lithium Heparin/ Sodium Heparin/ Potassium EDTA

Preferred Specimens
Minimum Volume (uL)
.5 mL
Collection Instructions
(Transport Temperature)
Transport Refrigerated (cold packs)
Specimen Stability
Temperature Period
Room temperature Unacceptable
Refrigerated 7 days
Frozen If testing will be delayed more than 6 days, specimens should be frozen at -10°C or colder
Test Details
See individual test
Clinical Significance

See individual test

Reference Ranges

See individual test