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Test ID HDCH Cholesterol, High-Density Lipoprotein (HDL), Serum

Useful For

Measurement of serum high-density lipoprotein concentrations for managing atherosclerotic cardiovascular disease risk

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum


Specimen Required


Patient Preparation:

Fasting: 8 hours, preferred but not required unless directed by the ordering provider.

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL 

Collection Instructions:  

1. Serum gel tube must be centrifuged within 2 hours of collection. 

2. Red-top tube must be centrifuged, and the serum aliquoted into a plastic vial within 2 hours of collection.


Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 7 days
  Frozen  30 days

Reference Values

The National Lipid Association and the National Cholesterol Education Program have set the following guidelines for lipids in a context of cardiovascular risk for adults 18 years old and older:

HDL CHOLESTEROL

Males

≥40 mg/dL

Females

≥50 mg/dL

 

The Expert Panel on Integrated Guidelines for Cardiovascular Health and Risk Reduction in Children and Adolescents has set the following guidelines for lipids in a context of cardiovascular risk for children 2-17 years of age:

HDL CHOLESTEROL

Low HDL: <40 mg/dL

Borderline Low: 40-45 mg/dL

Acceptable: >45 mg/dL

Reference values have not been established for patients who are younger than 24 months of age.

Day(s) Performed

Monday through Sunday

CPT Code Information

83718

Report Available

1 day

Reject Due To

Gross hemolysis Reject

Forms

If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

-Kidney Transplant Test Request

-Cardiovascular Test Request (T724)