Clinics and Departments

Laboratory Services

Lab Dept:

Chemistry

Test Name:

CHOLESTEROL

General Information

Lab Order Codes:

CHOL

Synonyms:

N/A

CPT Codes:

82465 – Cholesterol, serum or whole blood, total

Test Includes:

Cholesterol concentration reported in mg/dL.

Logistics

Test Indications:

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.

Lab Testing Sections:

Chemistry

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

4 hours

Special Instructions:

N/A

Specimen

Specimen Type:

Blood

Container:

Green top (Li Heparin) tube preferred
Alternate tube: Red top (plain, no gel) tube

Draw Volume:

0.6 mL blood

Processed Volume:

0.2 mL serum/plasma

Collection:

Routine venipuncture. Mix tubes containing anticoagulant by gentle inversion.

Special Processing:

Lab Staff: Centrifuge specimen, remove serum/plasma aliquot into plastic sample cup. Analyze sample immediately or store at refrigerated temperatures.

Do Not use ultracentrifugation.

Patient Preparation:

None

Sample Rejection:

Mislabeled or unlabeled specimen

Interpretive

Reference Range:

Age:

Range (mg/dL)

0 - 2 days:

45 - 98

3 days - 1 year:

65 - 175

1 - 29 years:

120 - 200

30 - 39 years:

140 - 200

40 - 49 years:

150 - 200

>50 years:

160 - 200

Cholesterol Level Considerations:

<200 mg/dL (desirable)

200 - 239 mg/dL (borderline)

>240 mg/dL (high)

Critical Values:

N/A

Limitations:

Cholesterol concentration may be decreased if excess bilirubin is present in the patient sample.

Methodology:

Enzymatic

References:

CHOL Flex™ reagent cartridge insert sheet Siemens Healthcare Diagnostics Inc (2008-03-04) Rev I 717027.001 – US

Clinical Significance, Dade Behring Inc., Glasgow Business Community, Mailbox 531, P.O. Box 6101, Newark, Delaware 19714

Jacobs & DeMott Laboratory Test Handbook (2001) Lexi-Comp, Inc, Hudson, OH, 5th Edition, p146

Biorad Liquichek Unassayed Chemistry Control Product Insert (10/2005) Bio-Rad Laboratories, Irvine, CA 92618



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