T3, free-388

Test info

  
T3, free
  
388
  
84481.0
  
T3F
  
Triiodothyronine

Specimen

  
Lithium heparin (Li hep) plasma
  
  
1.0 mL
  
0.4 mL
  

Immediatley following collection, mix sample thoroughly by gentle inverting 8 - 10 times, to prevent clotting

  

Spin within two (2) hours of sample collection

  

Lt green plasma separator (PST)

  
Serum
  
  

Immediatley following collection, mix sample by gently inverting 5 times

  
  1. Allow sample to clot for a minimum of 30 minutes
  2. Spin within two (2) hours of sample collection
  

Gold serum separator (SST) tube

  

Refrigerated (preferred) - 6 days*

Frozen - 12 months

*Allina Health Laboratory stability studies have shown this analyte to be stable up to 5 days when stored refrigerated in gel tubes.

  
  • Improper labels (unlabeled or mislabeled)
  • Hemolysis (some procedures)
  • Improper anticoagulant or ratio
  • Delay in transport
  • Improper storage temperature affecting results
  • Improper container
  • Leaking container resulting in compromised specimen
  • Quantity not sufficient (QNS)

Performance

  
AHL - Chemistry: C
  
Mo - Sa
  
2 days
  

Chemiluminescent Microparticle Immunoassay (CMIA) and Chemiflex

Clinical and Interpretive info

  

1.71 - 3.71 pg/mL

Billing

  
84481

Tracking

  
11/30/2001
  
09/11/2018
  
02/17/2020