T4 Total
Collection Requirements
Source: blood
Container(s):
- Preferred Red gel
- Acceptable: Red
Volume: 1 mL in vacutainer
Availability
Routine
Turn Around Time
2-4 hours
Lab Processing Instructions
Specimen: serum
Spin, separate, and refrigerate
Performing Laboratory
Adele Hall
Adele Hall Lab Section
Chemistry
Instrumentation/Methodology
Vitros
Reference Ranges
| Age | Reference Range (ug/dL) |
|---|---|
| 0-4 days | 11.0 - 21.5 |
| >4 days - 3 weeks | 8.0 - 19.0 |
| >3 weeks - 2 months | 7.0 - 16.0 |
| >2 months - 1 year | 5.0 - 14.0 |
| >1-15 years | 5.0 - 13.0 |
| >15 years | 5.0 - 12.0 |
CPT
84436