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Scl70 Antibodies
Alternative Names/Synonyms
Anti-Scl70 Antibody, Anti-Topoisomerase 1 Antibody
Laboratory
Core Laboratory & Transfusion Medicine
Sub-section
Biochemistry
Specimen Type
Blood
Test Code
SCL
Ordering Instructions, Requisition
Can be ordered and done as part of Connective Tissue Disease (CTD+) Screen.
Clinical Significance (If applicable)
Assisting in the diagnosis of systemic sclerosis.
Specimen Requirements (Sample Type)
Serum
Specimen Requirements (Volume (mL))
0.5 mL
Specimen Requirements (Tube Type)
Serum (Gold SST)
Collection Containers – Tube Types
Draw (mL)
4.5 mL
Collection Requirements
Collection Instructions
Sample Stability
Room Temperature
: 48 hours
Fridge
: 2 weeks @ 2-8°C
Freezer
: 1 year @ -20°C
Cause for Rejection
Specimen Acceptability and Transport Guidance
Instrument, Methodology
BIO-FLASH, immunoassay
Test Availability
24 hours a day, 7 days a week
Routine Turnaround Time
1 week
Reference Ranges
< 20 CU
In case of discrepancies, always interpret results using reference ranges as stated on laboratory reports and/or electronic patient chart.
Laboratory Contact Information
416-586-4800 extension 4688
Ordering Practices
Can be ordered alone or as part of the Connective Tissue Disease reflex panel.
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