2003 T4 Total - Interpath Laboratory, Inc.

2003 T4 Total

Specimen:

Collect:

One 7.5 mL SST

Also Acceptable
One 4 mL Green Top (Li Heparin)

Submit:

1 mL (Min:0.5 mL) Serum. Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable
1 mL (Min:0.5 mL) Plasma. Submit Refrigerated. Submit in a Standard Transport Tube.

Special Handling:

Allow specimen to clot completely at room temperature
Avoid Repeated Freeze/Thaw Cycles
Separate from cells ASAP

Stability:

Ambient: 8 Hour(s); Refrigerated: 1 Day(s); Frozen: 2 Week(s); Incubated: Unacceptable

Methodology:

Colorimetric; Kinetic

Performed:

Mon-Fri

Reported:

1-3 Day(s)

CPT Codes:

84436 - Thyroxine

Interpretive Data:

General Reference Range : 4.4-12.5 ug/dL