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Test Code TT3 T3 TOTAL

Performing Laboratory

Trinity Health Grand Haven

Specimen Requirements

Submit only 1 of the following specimens:

 

Preferred:

Specimen Type: Serum

Container/Tube: Serum gel or red top

Specimen Volume: 1 mL

Collection Instruction: 

1. Label specimen as serum.

2. Avoid hemolysis and lipemia.

 

 

Reference Values

0.820-1.58 ng/mL

Day(s) Test Set Up

Monday through Sunday

Methodology

Competitive Immunoassay

Specimen Transport Temperature

Ambient

Test Classification and CPT Coding

84480

Specimen Storage and Stability

 

Storage Temp Stability
Room temperature 15-300C less than or equal to 24 hours
Refrigerated

2-80C

less than or equal to 7 days
Frozen less than or equal to -200C less than or equal to 4 weeks