Test ID: RNP    
RNP Antibodies, IgG, Serum

Useful For Suggests clinical disorders or settings where the test may be helpful

Evaluating patients with signs and symptoms of a connective tissue disease in whom the test for antinuclear antibodies is positive


Testing for RNP antibodies is not useful in patients without demonstrable antinuclear antibodies.

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

See Connective Tissue Disease Cascade (CTDC) in Special Instructions.

Special Instructions Library of PDFs including pertinent information and forms related to the test

Method Name A short description of the method used to perform the test

Multiplex Flow Immunoassay

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

RNP Ab, IgG, S

Aliases Lists additional common names for a test, as an aid in searching

Anti U1RNP
Anti-Ribonuclear Protein
Anti-RNP (Anti-Ribonucleoprotein)
Anti-U1RNP (Anti-Ribonucleoprotein)
Autoantibodies to U1RNP
Ribonucleoprotein (RNP) Autoantibodies
SmRNP Autoantibodies
U1RNP (Ribonucleoprotein) Autoantibodies