Ustekinumab Quantitation with Antibodies, Serum
Order Code:
USTEK
Test Summary
Evaluation of loss of response to therapy, Quantification of ustekinumab in human serum, Trough level quantitation for evaluation of patients treated with ustekinumab, Detection of antibodies to ustekinumab in human serum
Aliases
- Stelara, Stelara antibodies
Specimen Collection
Special Instructions
N/A
Preferred Specimen
0.5 mL serum from a serum separator tube
Minimum Volume
0.35 mL
Instructions
Draw blood immediately before the next dose of drug administration (trough level)
Patient Preparation
Collect immediately before the next dose of drug administration (trough level)
Storage
Plastic screw-cap vial
Transport Temperature
Refrigerated
Specimen Stability
- Room Temperature: N/a
- Refrigerated: 21 days
- Frozen: 21 days
Limitations
N/A
Other Acceptable Specimens
Serum from a red top tube
Unacceptable Specimens
Heat-activated specimen
Order Code
USTEK
EPIC (Premier) Code
LAB6766
Includes
N/A
CPT Code
- 80299
- 83520
Billing Code
- 650059
- 650060
CPT Statement
Methodology
Enzyme Linked Immunosorbent Immunoassay (ELISA)
FDA Status
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.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Mayo Clinic Laboratories -- Rochester Superior Drive
3050 Superior Drive NW
Rochester MN, 55901
3050 Superior Drive NW
Rochester MN, 55901
Department
Reference Testing
Reference Range
N/A
Setup Schedule / Expected Turnaround Time
Monday, Wednesday, Friday; Report available: 2 - 5 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
0.5 mL serum from a serum separator tube
Minimum Volume
0.35 mL
Instructions
Draw blood immediately before the next dose of drug administration (trough level)
Patient Preparation
Collect immediately before the next dose of drug administration (trough level)
Storage
Plastic screw-cap vial
Transport Temperature
Refrigerated
Specimen Stability
- Room Temperature: N/a
- Refrigerated: 21 days
- Frozen: 21 days
Limitations
N/A
Other Acceptable Specimens
Serum from a red top tube
Unacceptable Specimens
Heat-activated specimen
Result Information
Methodology
Enzyme Linked Immunosorbent Immunoassay (ELISA)
Testing Laboratory
N/A
Reference Range
N/A
Setup Schedule / Expected Turnaround Time
Monday, Wednesday, Friday; Report available: 2 - 5 days