Sickle Cell Screen with Reflex to Hemoglobinopathy Evaluation

Test Code

37679

CPT Codes
85660

Includes

If Sickle Cell Screen is positive, then Hemoglobinopathy Evaluation will be performed at an additional charge (CPT code(s): 83020, 85014, 85018, 85041).
Hemoglobinopathy Evaluation includes: Hemoglobin A, Hemoglobin F, Hemoglobin A2 (Quant), Hemoglobin S, Hemoglobin C, Hemoglobin E, and any hemoglobin variants
Red Blood Cell Count, Hemoglobin, Hematocrit, MCV, MCH, RDW

Preferred Specimen

4 mL whole blood collected in an EDTA (lavender-top) tube

Minimum Volume

1 mL

Instructions

Maintain specimen at room temperature. Do not centrifuge.

Please note: This test is not appropriate for patients less than 6 months old due to interference by Hemoglobin F. In these cases, it is suggested that test code 35489 - Hemoglobinopathy Evaluation be ordered.

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 72 hours
Refrigerated: 7 days
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross hemolysis • Grossly lipemic • Clotted

Methodology
Solubility

Setup Schedule

Set up: Sun, Tues-Sat; Report available: 5-7 days

Reference Range

Negative

Clinical Significance

Screening test to determine presence of sickling hemoglobins (e.g. hemoglobin-S Hemoglobin C-Harlem).

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

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.