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HelpEpic Test Code LAB102 Cholesterol, LDL (Direct Measurement)
Performing Location(s)
BMC
Specimen Type
Serum or Plasma
Preferred Container
Gold or Red top tube
Alternate Container
Green top tube
Blood Tube Draw Volume
Min 50% draw volume
Minimum Volume to Submit for Testing
0.5 mL Serum/Plasma
- Multiple test can be performed from this volume. For question please contact the lab at 547-3975.
Storage Requirements
Sample tubes should be centrifuged within 2 hour of collection followed by transfer of the serum (red) or plasma (green top) to a labeled plastic, aliquot tube.
Gold tops do not need to be aliquoted
See Causes of Rejection for temperature requirements.
Transportation Needs
Deliver specimen to laboratory within 1 hour of collection if unspun. If not possible see "storage Requirements".
Causes for Rejection
Mislabeled or unlabeled specimen
Less than 50% draw for Vacutainer tubes
> 5 days refrigerated
> 24 hours Room Temperature
> 3 months Frozen
No add-ons to plasma
Hemolysis > 500 mg/dL HgB
Lipemia > 900 mg/dL Trig
Bilirubin > 40 mg/dL Bili
Reference Values
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Additional Information
Patient Instructions for Fasting Laboratory Testing
This test is not available on a STAT basis. If an emergency request is necessary, call 3731 for availability. Pathologist approval may be required. See also entries for “Lipid Panel”
Patient Preparation:
Blood should be collected after a 12-hour fast by normal procedures
Days of Analysis
All
Available STAT
No
Methodology
Beckman AU/Dx Series
CPT Code
83721
Last Updated
27-NOV-24 MS