Days Set Up
Monday, Wednesday, Friday
Analytic Time

4 days

Soft Order Code
SLM

Test Updated:

Synonyms

Sensory Neuropathy Antibody
ANNA-2
Antineuronal Nuclear Antibody (ANNA) Type 2
Paraneoplastic Autoantibody, Antineuronal Nuclear Antibody 2
Anti-Ri
Neuronal Nuclear Antibody, Type 2

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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

Test Overview

Test Methodology

Immunofluorescence (IFA)

Test Usage

Anti-Ri can be detected in patients with the paraneoplastic opsoclonus / myoclonus syndrome. Neoplasms most often associated with Anti-Ri include breast cancer, gynecological cancers, and small cell lung cancer.

Reference Range

Negative

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Collection Onsite

Collect specimen in a red top tube.

Collection Offsite

Collect specimen in a red top tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.

Red Top Tube
Normal Volume
0.5 mL serum
Minimum Volume
0.2 mL serum

Billing Information

CPT Code
86255
Pro Fee Code
 
LOINC
 

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.

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