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Test Code LAB15408E  U1RNP ANTIBODIES

Intended Use

Intended for the in vitro semi-quantitative measurement of IgG antibodies directed to U1RNP in human serum and plasma (Li-heparin, EDTA) as an aid in the clinical diagnosis of mixed connective tissue disease (MCTD) and systemic lupus erythematosus (SLE) in conjunction with other laboratory and clinical findings.

Methodology

Fluoroenzyme Immunoassay

Performing Laboratory

SPH

Specimen Requirements

Preferred:  SST

Acceptable:  Red Top-Plain, LT Green/Mint Top - LiHep, Purple Top - EDTA

Please send refrigerated.

Minimum Volume:  0.5 mL

Specimen Stability

Ambient:  <8 hrs

Refrigerated (preferred):  2 weeks

Frozen:  >2 weeks

CPT Code

86235