T3 (Triiodothyronine), Total

General Information

Lab Name

T3 (Triiodothyronine), Total

Lab Code

T3G

Epic Name

T3 (Triiodothyronine), Total [T3]

Synonyms

T3, T3-Total, thyroid function

Components

Code Name
T3 T3 (Triiodothyronine), Total (Beckman)
T3RD T3 (Triiodothyronine), Total (Roche)

Interpretation

Reference Range

See individual components

Ordering & Collection

Specimen Type

Peripheral Blood

Collection

ALL LOCATIONS:

  • Preferred specimen: 4 mL blood in GOLD SST tube.
  • Acceptable specimen: 4 mL Blood in ORANCE RST, LIME GREEN PST, RED TOP tube, GREEN TOP, or PEARL or LAVENDER TOP EDTA (Roche only) tube.
  • Pediatric: 1 FULL LIME GREEN MICROTAINER tube. 1 Full GOLD MICROTAINER -acceptable.
  • Unacceptable specimens: Lavendar Top tube.

Quantity

requested: 1.0 mL
minimum: 0.5 mL

Processing

Refrigerate serum/plasma.

See individual components for sample stabilities.

Performance

LIS Dept Code

Chemistry, Automated Panels (CHA)

Performing Location(s)

CL Renton Core Lab
206-520-4600

Clinical Lab, Room 170
1601 Lind Ave SW
Renton, WA 98057

Frequency

Available STAT?

No

Billing & Coding

CPT codes

84480

LOINC

3053-6

Interfaced Order Code

UOW6665