Total T3

Test Code
LAB136


CPT Codes
84480

Instructions
"Routine venipuncture
Collect one 5ml Red/gold top serum separator tube"


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Moderate hemolysis or lipemia; failure to follow proper collection or storage procedures


Methodology
Competitive immunoassay:The amount of HRP conjugate bound is indirectly proportional to the concentration of T3 present.

Setup Schedule
Daily/STAT


Report Available
Within 24 hours


Reference Range
"Age:
0-6 Days:                   1.0 - 3.80 ng/mL
6 days - 4 weeks:       0.99 - 3.10 ng/mL
2 month - 12 months: 1.02 - 2.64 ng/mL
1 year - 5 Years:         1.05 - 2.69 ng/mL
6 years to 10 years:     0.94 - 2.41 ng/mL
11 years to Adult:        0.97 - 1.69 ng/mL"




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.