Homocysteine, total

Alphabetical Test listing

Homocysteine, total-4775

  
Homocysteine, total
  
4775
  
83090.0
  
HOM
  

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

  
Lithium heparin (Li hep) plasma
  
  
1.0 mL
  
  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
EDTA plasma
  
  

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

Lavender

  1. Spin within 30 minutes of collection
    1. If unable to spin within 30 minute of collection, place sample on ice following collection
  2. Transfer plasma to a False bottom plasma/serum transport vial/tube (AHL), clearly labeled as EDTA plasma
  3. Refrigerate
  

Gold serum separator (SST) tube

False bottom plasma/serum transport vial/tube (AHL) clearly labeled as EDTA plasma

  
Refrigerated (preferred) - 14 days
Frozen - 8 months
Ambient - NO
  
  • 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)
  • EDTA specimen received with plasma on the RBC's 
  
AHL - Chemistry: C
  
Daily
  
1 day
  

Enzymatic

  
5.0 - 15.4 µmol/L
  
83090
  
11/30/2001
  
04/29/2019
  
02/10/2020