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T4 Total

Collection Requirements

Source: blood
Container(s):

  • Preferred Red gel
  • Acceptable: Red

Volume: 1 mL in vacutainer

Turn Around Time

2-4 hours

Availability

Routine

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