Days Set Up
 
Analytic Time

Turnaround time is approximately two weeks from receipt of the samples for autopsies and approximately three days for biopsies.

MiChart Code
National Prion 14-3-3 Testing
Soft Order Code
1433

Test Updated:

Synonyms

1433
14-3-3 Protein, Spinal Fluid
Creutzfeldt-Jakob Disease
CJD
Prion

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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

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

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Test Overview

Test Methodology

Real-time quaking-induced conversion assay (RT-QuIC)

Test Usage

Evaluation of patients with rapidly progressive dementia to establish the diagnosis of CJD.

Reference Range

Negative

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

Specimen Requirements

Collection Instructions

Collect CSF and place in a sterile tube or container. Freeze. Test can also be performed on frozen or fixed brain tissue, blood, or urine. Tissue can be from autopsy or biopsy. Please note "Suspected CJD" on all specimens and requisition.

A completed National Prion Disease Pathology Surveillance Center (NPDPSC) test request form available online at http://case.edu/med/pathology/centers/npdpsc/pdf/test-request-form.pdf must be submitted with the specimen.

Normal Volume
1 mL CSF
Minimum Volume
0.5 mL CSF

Billing Information

CPT Code
87798
Pro Fee Code
 
Insurance Auth Info
 
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.