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HelpTest Code CHLE Cholesteryl Esters, Serum
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 |
|---|---|---|
| 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
CPT Code Information
84311
Report Available
1 to 3 daysSpecimen Retention Time
30 daysReject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | Reject |