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Test Code Epic LAB5113 TSH WITH FREE T4 REFLEX

Sunquest ordering code

TSHR

Sample type

LIGHT GREEN LITHIUM HEPARIN

CPT Code

84443

Alias name

TSH W/RFX, TSH W/REFLEX, TSH REFLEX TESTING, TSH REFLEX FT4

Performing Laboratory

QC ALL

Special Instructions

FT4 will reflex with the following protocol:

     <8 days: if TSH is <0.5 or >15.0 µIU/mL

     >8 days: if TSH is <0.47 or >4.68  µIU/mL

Minimum Volume

1.0 mL