Thyroid stimulating hormone-258

Test info

  
Thyroid stimulating hormone
  
258
  
84443.1
  
TSH
  
Thyrotropin
Thyrotropic hormone
TSH
TSH sensitive

Specimen

  
Lithium heparin (Li hep) plasma
  
  
2.0 mL
  
0.2 mL
  

Immediately follow collection, mix sample by 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 inverting 5 times

  

Gold:

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

Red:

  1. Allow sample to clot
  2. Spin
  3. Transfer serum to a False bottom plasma/serum transport vial/tube (AHL), labelled as serum, within two (2) hours of sample collection
  

Gold serum separator (SST) tube

False bottom plasma/serum transport vial/tube (AHL)

  

Refrigerated (preferred) - 14 days

Ambient - 8 days

Frozen - 24 months

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

Performance

  
AHL - Chemistry: C
  
Daily
  
1 day
  

Electrochemiluminescence immunoassay (ECLIA)

Clinical and Interpretive info

  

0.270 - 4.20 µIU/mL

Billing

  
84443
  
Yes
  

Tracking

  
11/30/2001
  
12/26/2022
  
01/04/2024