U1RNP ANTIBODIES
U1RNP antibody in combination with Smith antibody provides additional support for the diagnosis of SLE. A positive U1RNP antibody alone with the corresponding clinical history supports the diagnosis of Mixed connective tissue disease.
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Pre-test Information:
Overnight fasting is preferred
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Report Delivery:
Sample by Tue / Fri 9 am; Report Same day
Related Products
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CENTROMERE ANTIBODY
Centromere antibodies occur primarily in patients with CREST syndrome but may also be seen in some patients with Primary biliary cirrhosis, Rheumatoid arthritis and LE. This assay is used as an aid in the diagnosis of CREST syndrome and for evaluating patients with clinical presentation compatible with Systemic sclerosis.
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Pre-test Information:
Overnight fasting is preferred
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Report Delivery:
Sample by Tue / Fri 9 am; Report Same day
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EXTRACTABLE NUCLEAR ANTIGENS (ENA), QUANTITATIVE PROFILE
This is a quantitative assay for quantifying specific IgG autoantibodies against Extractable Nuclear Antigens in human serum. It aids in the diagnosis of certain Systemic Rheumatic diseases.
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Test Type:
Blood
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Pre-test Information:
No special preparation required
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Report Delivery:
Sample by Tue / Fri 9 am; Report Same day
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Components:
7
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SJOGREN’S SYNDROME ANTIBODIES
SSA/Ro & SSB/La are extractable nuclear antigens. SS-A/Ro antibodies occur in patients with Sjogren’s syndrome (90%), Lupus erythematosus (40-60%) & Rheumatoid arthritis. SS-B/La antibodies occur in patients with Sjogren’s syndrome (60%) &Lupus erythematosus (15%). This assay is useful for evaluating patients with signs and symptoms of connective tissue disorder in whom ANA is positive.
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Test Type:
Blood
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Pre-test Information:
No special preparation required
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Report Delivery:
Sample by Tue / Fri 9 am; Report Same Day
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Components:
2
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HLA – B27, QUALITATIVE PCR
Approximately 8% of the normal population carries the HLA B27 antigen. It is present in Ankylosing spondylitis (89%), Reiter’s syndrome (79%) & Juvenile Rheumatoid arthritis (42%).
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Test Type:
Blood
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Pre-test Information:
No special preparation required
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Report Delivery:
Sample Daily by 9 am; Report Same day
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