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HelpHydroxychloroquine, Serum
Specimen Type
Serum RedSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Red top (gel tubes/SST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions:
1. Collect specimen immediately before next scheduled dose.
2. Within 2 hours of collection, centrifuge, and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum Red | Refrigerated (preferred) | 28 days | |
| Frozen | 28 days | ||
| Ambient | 21 days |
Reference Values
For suppressive treatment of malaria, suggested plasma or serum concentrations should be >10 ng/mL.
For systemic lupus erythematosus, proposed serum target concentrations should be ≥500 ng/mL.
Report Available
3 to 7 daysSpecimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
80220
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| HCQ | Hydroxychloroquine, S | 3684-8 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 64947 | Hydroxychloroquine, S | 3684-8 |
Day(s) Performed
Monday, Wednesday, Friday
Forms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.