Sm/RNP Antibody

Marker

1 mL serum

Autoimmune & Inflammation

1 provider available

Starting at

$119

Walk-In Lab

Lowest PriceOnline

Sm/RNP Antibody Blood Test

The Sm/RNP Antibody test measures the Smith and RNP antibodies in the blood to help diagnose mixed connective tissue disease (MCTD), lupus, and scleroderma.

Updated 7/22/2025

$119

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