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Epic Code LAB102 Low-density lipoprotein (LDL) Cholesterol (direct)

Important Note

  • Collect following an overnight (12-14 hour) fast.
  • Patient must not consume any alcohol for 24 hours prior to specimen being drawn.

Test Name Alias

LDL Cholesterol (direct) Blood Level | 8787 | SHO8787 | 1230100874

Interface Order Alias

10762

Collection Instructions

Submit only one of the following specimens:


Preferred
Specimen Type: Plasma
Container/Tube: Mint Green Top (Lithium Heparin Gel)
Volume: 4.5 mL
Minimum volume: 0.5 mL plasma
Collection Instructions: Centrifuge within 2 hours


Acceptable
Specimen Type: Serum
Container/Tube: Gold Top (Serum Separator-SST Gel)
Volume: 5 mL
Minimum volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours

Specimen Transport Temperature

Refrigerate

Specimen Stability

Ambient: 12 hours

Refrigerate: 3 days

Frozen: aliquot plasma/serum for longer storage

Laboratory Retention: 72 hours

Test Frequency

Available daily, usual TAT 1 day.

Reference Range

The National Cholesterol Education Program has set the following guidelines (reference values) for LDLC:

 

Optimal <100 mg/dL
Near Optimal 100-129 mg/dL
Borderline 130-159 mg/dL
High coronary disease (CHD) risk 160-189 mg/dL
Very high CHD risk >189 mg/dL

 

Performing Department

Chemistry

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI

Methodology

Direct homogeneous Enzymatic Colorimetric

CPT

83721

CDM Code

3018372101

Epic Test ID

1230100874

LOINC

LDL (Direct): 18262-6

Trig (LDL): N/A

Mayo Access Code

SHO8787

Reviewed Date

3/7/2024

Orderable Regions

Southwest; West

Updated Date

12/2/2025 - Gold Top Preferred specimen