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CNS Demyelinating disease evaluation, serum-994

Test info

Test name:

CNS Demyelinating disease evaluation, serum

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

ADEM
AQP4
Aquaporin
Devic's Antibody
NMO (Neuromyelitis Optica)
NMO-IgG
Optic Neuritis Antibody
Transverse Myelitis Antibody
Vision Loss Antibody

Specimen

Patient preparation information:

For optimal antibody detection, recommend blood collection to occur before initiation of immunosuppressant medication.

Specimen type:

Serum

Collection container:

Gold serum separator (SST) tube

Volume:

3.0 mL

Minimum volume:

2.0 mL

Collection instructions:

Immediately following collection, thoroughly mix sample by gently inverting 5 times

Processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection

Transport container:

Gold serum separator (SST) tube

Alternate collection container:

Red serum vial/tube - 5 mL

Alternate processing instructions:

Allow sample to clot
Spin
Transfer serum to a Screw cap transfer vial/tube (Mayo T914), labelled as serum, within two (2) hours of sample collection

Alternate transport container:

Screw cap transfer vial/tube (Mayo T914)

Transport and stability:

Refrigerated (preferred) - 28 days

Frozen - 28 days

Ambient - 72 hours

Performance

Performing lab:

Mayo Clinic Laboratories (CDS1): R-NX

Days set up:

Mo, Tu, Th

TAT:

7 - 10 days

Method:

Flow Cytometry

Clinical and Interpretive info

Reference ranges:

Negative

Billing

CPT codes:

86053
86363

86256 X2 (if appropriate)

Tracking

Date created:

11/10/2017

Revised date:

01/03/2022

Review date:

12/27/2023