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Lab Dept:
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Chemistry
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Test Name:
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CHOLESTEROL
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General Information
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Lab Order Codes:
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CHOL
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Synonyms:
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N/A
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CPT Codes:
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82465 – Cholesterol, serum or whole blood, total
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Test Includes:
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Cholesterol concentration reported in mg/dL.
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Logistics
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Test Indications:
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Useful for the evaluation of lipid status and metabolic disorders; elevated levels of cholesterol contribute to the tendency to develop atherosclerosis and coronary heart disease.
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Lab Testing Sections:
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Chemistry
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Phone Numbers:
Minneapolis:
Saint Paul:
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612-813-6280
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651-220-6550
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Test Availability:
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Daily, 24 hours
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Turnaround Time:
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4 hours
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Special Instructions:
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N/A
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Specimen
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Specimen Type:
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Whole blood
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Container:
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Green top (Li Heparin) tube preferred
Alternate tube: Red top (plain, no gel) tube
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Draw Volume:
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0.6 mL blood
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Processed Volume:
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0.2 mL serum/plasma
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Collection:
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Routine venipuncture. Mix tubes containing anticoagulant by gentle inversion.
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Special Processing:
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Lab Staff: Centrifuge specimen, remove serum/plasma aliquot into plastic sample cup. Analyze sample immediately or store at refrigerated temperatures.
Do Not use ultracentrifugation.
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Patient Preparation:
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None
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Sample Rejection:
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Mislabeled or unlabeled specimen
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Interpretive
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Reference Range:
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Age:
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Range (mg/dL)
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0 - 2 days:
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45 - 98
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3 days - 1 year:
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65 - 175
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1 - 29 years:
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120 - 200
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30 - 39 years:
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140 - 200
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40 - 49 years:
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150 - 200
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>50 years:
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160 - 200
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Cholesterol Level Considerations:
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<200 mg/dL (desirable)
200 - 239 mg/dL (borderline)
>240 mg/dL (high)
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Critical Values:
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N/A
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Limitations:
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Cholesterol concentration may be decreased if excess bilirubin is present in the patient sample.
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Methodology:
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Enzymatic
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References:
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CHOL Flex™ reagent cartridge insert sheet Siemens Healthcare Diagnostics Inc (2008-03-04) Rev I 717027.001 – US
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Clinical Significance, Dade Behring Inc., Glasgow Business Community, Mailbox 531, P.O. Box 6101, Newark, Delaware 19714
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Jacobs & DeMott Laboratory Test Handbook (2001) Lexi-Comp, Inc, Hudson, OH, 5th Edition, p146
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Biorad Liquichek Unassayed Chemistry Control Product Insert (10/2005) Bio-Rad Laboratories, Irvine, CA 92618
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