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HelpTest Code Billings Clinic: 8139 Mayo: SDEX Sickle Solubility, Blood
Reporting Name
Sickle Solubility, BPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Useful For
Screening for presence or absence of hemoglobin (Hb) S (sickle cell disease)
Method Name
Hemoglobin S Solubility
Ordering Guidance
This is a screening test only. For quantification of hemoglobin S, order HBEL1 / Hemoglobin Electrophoresis Evaluation, Blood.
Necessary Information
1. Patient's age is required.
2. Include recent transfusion information.
Specimen Required
Container/Tube:
Preferred: Lavender top (EDTA)
Acceptable: Yellow top (ACD solution B), green top (heparin)
Specimen Volume: 1 mL
Collection Instructions:
1. Invert several times to mix blood.
2. Send whole blood specimen in the original tube. Do not aliquot.
Specimen Type
Whole Blood EDTASpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole Blood EDTA | Refrigerated | 14 days |
Reject Due To
| Gross hemolysis | Reject |
Reference Values
Negative
Interpretation
A positive result should be followed by a complete hemoglobin (Hb) evaluation (HBEL1 / Hemoglobin Electrophoresis Evaluation, Blood) to confirm the presence and concentration of Hb S.
Day(s) Performed
Monday through Friday
Report Available
1 to 4 daysTest Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
85660
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| SDEX | Sickle Solubility, B | 6864-3 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 9180 | Sickle Solubility, B | 6864-3 |
Forms
If not ordering electronically, complete, print, and send a Benign Hematology Test Request Form (T755) with the specimen.