Homocysteine, total-4775

Test info

  
Homocysteine, total
  
4775
  
83090.0
  
HOM
  

Assist in the diagnosis and treatment of patients suspected of having homocysteinemia and homocystinuria

Specimen

  
Lithium heparin (Li hep) plasma
  
  
1.0 mL
  

Immediately following collection, mix sample thoroughly by gently inverting 8 - 10, times to prevent clotting

  
  1. Spin within 30 minutes of collection
    1. If unable to spin within 30 minute of collection, place sample on ice following collection
  2. Refrigerate

  

Lt green plasma separator (PST)

 

  
Serum
  
  

Immediately following collection, thoroughly mix sample by gently inverting 5 times

 

  

Time sensitive

Gold SST
  1. Clot on ice or in refrigerator for 60 min
  2. Spin
  3. Refrigerate
    Cannot be added on to previous samples
  

Gold serum separator (SST) tube

 

  
Refrigerated (preferred) - 14 days

Frozen - 8 months

Ambient - NO
  
  • Improper labels (unlabeled or mislabeled)
  • Hemolysis 
  • 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
  
Daily
  
1 day
  

Enzymatic

Clinical and Interpretive info

  

<15 µmol/L

Billing

  
83090

Tracking

  
11/30/2001
  
01/01/2023
  
12/02/2021