Anti-Mi-2 Ab

Alphabetical Test listing

Anti-Mi-2 Ab-994

Test name:

Anti-Mi-2 Ab

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

MI2
MI-2

Useful for:

Antibodies to Mi-2 occur in 15-20% of patients with adult dermatomyositis.

Specimen type:

Serum

Collection container:

Serum separator (Gold SST) tube

Volume:

1.0 mL

Minimum volume:

0.3 mL
Submitting the minimum volume does not allow for repeat testing

Collection instructions:

Immediatley following collection, mix sample by gently inverting 5 times

Processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within one (1) hour of sample collection
Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum

Transport container:

Transfer vial/tube with cap - 12mL (LabCorp)

Alternate collection container:

Red serum vial/tube - 5 mL

Alternate processing instructions:

Allow sample to clot
Spin within one (1) hour of sample collection
Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum

Transport and stability:

Refrigerated (preferred) - 14 days

Ambient - 7 days

Frozen - 60 days

Reason for rejection:

Gross hemolysis
Bacterially contaminated
Lipemic specimen
Icteric specimen
Non-serum specimen

Performing lab:

LabCorp (520000): R-NX

Days set up:

Weekly

TAT:

14 - 22 days

Method:

RIPA gel radiography

Reference ranges:

Negative

CPT codes:

83516

Date created:

04/20/2020

Revised date:

02/01/2022

Review date:

12/21/2023