Test Code TSH w/ Reflex FT3/FT4 TSH w/ Reflex FT3/FT4

Important Note

FT3 and FT4 is automatically reflexed if TSH is < 0.46 or >4.69.

Methodology

TSH- Immunometric

FT3- Competitive Immunoassay

FT4- Competitive Immunoassay

Specimen Requirements

Gold, Red, Green