Sample Requirements:
SST or red top tube
Purpose:
Used to evaluate hyperthyroidism and T3 toxicity.
High Levels:
Indicates hyperthyroidism.
Low Levels:
May indicate hypothyroidism.
Reference Range:
2.3–4.2 pg/mL
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- 1350 E Arapaho Rd, STE 240 , Richardson Tx, 75081
- +1 (214) 377-9997
All Lab Tests
Free T3 (Triiodothyronine)
Test Code:
PDL0240
Division:
Endocrinology
CPT Code:
84481
Sample Type:
Serum