Specimen:
Collect
- One SST
Also Acceptable:
- One Green Top (Li Heparin)
- One Lavender (EDTA)
Submit
- 1 mL (Min:0.5 mL) Serum in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
Also Acceptable:
- 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
- 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
Special Handling
- Allow specimen to clot completely at room temperature
- Avoid Repeated Freeze/Thaw Cycles
- Separate from cells ASAP
Rejection Criteria
- Grossly Hemolyzed Samples
- Heat inactivated
- Lipemic Samples
- Microbially Contaminated
- Particulate matter
Stability
Ambient: 8 Hour(s); Refrigerated: 2 Week(s); Frozen: 1 Month(s); Incubated: Unacceptable
Methodology
- Fluoroenzyme Immunoassay
Performed
Monday, Wednesday, Thursday
Reported
1-4 Day(s)
CPT Codes
- 86235x2
Interpretive Data
Please see report for interpretive data.
U1-RNP AB
Negative: <5
Equivocal: 5-10
Positive: >10
SMITH DP-S AB
Negative: <7
Equivocal: 7-10
Positive: >10
In the case of equivocal results, it is recommended to retest the patient after 8-12 weeks.
U1-RNP AB
Negative: <5
Equivocal: 5-10
Positive: >10
SMITH DP-S AB
Negative: <7
Equivocal: 7-10
Positive: >10
In the case of equivocal results, it is recommended to retest the patient after 8-12 weeks.
Components
- 2769 - U1-RNP ANTIBODY
- 2799 - SMITH DP-S ANTIBODY
Last Updated: June 30, 2025 @ 5:18 pm
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