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HelpTest Code CHLEM Cholesteryl Esters, Serum
Additional Codes
MAYO: CHLE
EPIC: LAB1949
Reporting Name
Cholesteryl Esters, SUseful For
Establishing a diagnosis of lecithin-cholesterol acyltransferase deficiency
Evaluating the extent of metabolic disturbance by bile stasis or liver disease
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into plastic vial. Send refrigerated.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 7 days | |
| Frozen | 60 days | ||
| Ambient | 24 hours |
Reference Values
≥18 years: 60-80% of total cholesterol
Reference values have not been established for patients who are less than 18 years of age.
Day(s) Performed
Monday through Friday
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
84311
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| CHLE | Cholesteryl Esters, S | 21197-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| CHLES | Cholesteryl Esters, S | 21197-9 |
Report Available
1 to 3 daysReject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | Reject |
Method Name
Enzymatic Colorimetric
Forms
If not ordering electronically, complete, print, and send a Cardiovascular Test Request Form (T724) with the specimen.