General
Synonym/Acronym:
N/A.
Common Use:
To assess and monitor risk for coronary artery disease.
Specimen:
Serum (1 mL) collected in a red- or tiger-top tube. Plasma (1 mL) collected in a green-top (heparin) tube is also acceptable. It is important to use the same tube type when serial specimen collections are anticipated for consistency in testing.
Normal Findings:
(Method: Spectrophotometry)
| Risk | Conventional Units | SI Units (Conventional Units × 0.0259) |
|---|
| Children and adolescents (less than 20 yr) | | |
| Desirable | Less than 170 mg/dL | Less than 4.4 mmol/L |
| Borderline | 170–199 mg/dL | 4.4–5.2 mmol/L |
| High | Greater than 200 mg/dL | Greater than 5.2 mmol/L |
| Adults and older adults | | |
| Desirable | Less than 200 mg/dL | Less than 5.18 mmol/L |
| Borderline | 200–239 mg/dL | 5.18–6.19 mmol/L |
| High | Greater than 240 mg/dL | Greater than 6.22 mmol/L |
| Plasma values may be 10% lower than serum values. |
Cholesterol, Total has been found in Davis's Lab & Diagnostic Tests
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