Ustekinumab and Anti-Ustekinumab Antibody, DoseASSURE(TM)UST
Test Code: 504594
Performing Lab: LabCorp
CPT Code: 82397 001 80299 001
Synonym
Anti-interleukin antibody drug, Anti-IL12, IL23 inhibitor; Stelara; Biologic monitoring, therapeutic drug monitoring (TDM); Immunogenicity testing, anti-drug antibody
Specimen Type
Serum (preferred) OR plasma
Specimen Container
Red-top tube, gel-barrier tube, plasma EDTA tube, OR plasma heparin tube
Volume
3.0 mL
Minimum Volume
1.0 mL(Note: This volume does not allow for repeat testing.)
Specimen Handling
Allow a minimum clotting time of 30 to 60 minutes with serum separation within 2 hours of collection. Send serum in a plastic transport tube. To avoid delays in turnaroud time when requesting multiple tests, PLEASE SUBMIT SEPARATE SPECIMENS FOR EACH TEST.
Unacceptable Conditions
Gloss hemolysis or lipemia
Temperature
Refrigerate or Freeze Long term storage: frozen, acceptable to transport in refrigerated temperature (cold pack)
Methodology
Electrochemiluminescence Immunoassay (ECLIA)
Stability
Room Temperature: 14 Days
Refrigerated: 14 Days
Frozen: 14 Days
Refrigerated: 14 Days
Frozen: 14 Days
| Result Code | Result Name | LOINC |
|---|---|---|
| 504595 | Ustekinumab | 87408-1 |
| 504596 | Anti-Ustekinumab Antibody | 88992-3 |
| 504596 | Anti-Ustekinumab Antibody | 88992-3 |
| Reflex Order Code | Reflex Order Name |
|---|---|
| 506001 | Serial Monitoring |
| 506001 | Serial Monitoring |
| 506001 | Serial Monitoring |
| 506001 | Serial Monitoring |
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