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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Rheumatoid Factor
Test CodeRFQ
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
Other Acceptable Specimens
Heparinized plasma
Transport Container
Serum separator tube (SST)
Transport Temperature
Ambeint
Specimen Stability
Ambient: 24 hours
Refrigerated: 3 days
Refrigerated: 3 days
Methodology
Immunoturbidimetric
Setup Schedule
24/7
Report Available
Same day
Reference Range
<14 IU/mL
Clinical Significance
Elevated RF is found in collagen vascular diseases such as SLE, rheumatoid arthritis, scleroderma, Sjogren's syndrome, and in other conditions such as leprosy, tuberculosis, syphilis, malignancy, thyroid disease and in a significant percentage of otherwise normal elderly patients.
