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HelpTest Code FLDLD LDL Cholesterol, Direct
Reporting Name
LDL Cholesterol, DirectMethod Name
Quantitative Detergent Solubilization/Enzymatic
Performing Laboratory
ARUP LaboratoriesSpecimen Type
SerumSpecimen Required
Container/Tube:
Preferred: Serum gel tube
Acceptable: Red top tube
Specimen Volume: 1.0 mL
Collection Instructions: Draw blood in a serum gel tube(s), plain red-top tube is also acceptable. Spin down and send 1 mL of serum refrigerate.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 7 days | |
| Frozen | 365 days |
Reject Due To
| Hemolysis | NA |
| Lipemia | NA |
| Icterus | NA |
| Other | NA |
Reference Values
|
Age |
Desirable |
Borderline |
Higher Risk |
|
0-19 years |
109 mg/dL or less |
110-129 mg/dL |
130 mg/dL or greater |
|
20 years and older |
129 mg/dL or less (99 mg/dL or less if patient has CHD) |
130-159 mg/dL |
160 mg/dL or greater |
Day(s) Performed
Sunday through Saturday
CPT Code Information
83721
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FLDLD | LDL Cholesterol, Direct | 2089-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| FLDLD | LDL Cholesterol, Direct | 2089-1 |