Cardio IQ® Direct LDL

Test Code

91723

CPT Codes
83721

Preferred Specimen

1 mL serum

Patient Preparation
If a Direct LDL-cholesterol measurement is to be performed along with triglycerides, but not part of a lipid panel, then the patient should be fasting 9-12 hours prior to collection. If the Direct LDL cholesterol is ordered along with a lipid panel, then a fasting sample is not required.

Minimum Volume

0.5 mL

Transport Container

Plastic screw-cap vial

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 6 days
Refrigerated: 7 days
Frozen: 31 days

Methodology
Enzymatic (E)

Setup Schedule

Set up: Daily; Report available: Next day

Reference Range

<20 years: <110 mg/dL
≥ 20 years: <100 mg/dL

Clinical Significance

LDL Cholesterol is referred to as the ''bad'' cholesterol. Interpretive ranges are based on the guidelines of the National Cholesterol Education Program (NCEP).

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.