RIPA Gel Radiography
FFMI2
MI2
Anti-Mi-2
Serum
Collection Container/Tube: 6 mL Red
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Acceptable: SST
Collection Instructions: Draw blood in a plain red-top tube(s), serum gel tube is acceptable. Spin down and send 1 mL of serum refrigerated in a plastic vial.
0.3 mL (volume does NOT allow for repeat testing)
Gross hemolysis: | Reject |
Thawing: | Warm OK; Cold OK |
Gross lipemia: | Reject |
Gross icterus | Reject |
Other: | Anything other than serum; bacterial contamination |
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 14 days | |
Frozen | 60 days | ||
Ambient | 7 days |
Anti-Mi-2 antibodies are found in 10-20% of adult dermatomyositis (DM) and <10% of JDM. They are associated with classic DM features: mild to moderate weakness with shawl rash, heliotrope rash, V-sign, Gottron’ s papules and have good response to therapy, with lower incidence of cancer compared to Mi-2 negative DM.
Negative
This test was developed and its performance characteristics validated by LabCorp. There is no FDA approved assay for this test. As a lab developed test (LDT), approval or clearance by the FDA is not required. This test may be used for clinical purposes and should not be regarded as investigational or for research.
83516
Test Id | Test Order Name | Order LOINC Value |
---|---|---|
FFMI2 | Anti-Mi-2 Ab | 18485-3 |
Result Id | Test Result Name |
Result LOINC Value
Applies only to results expressed in units of measure originally reported by the performing laboratory. These values do not apply to results that are converted to other units of measure.
|
---|---|---|
FFMI2 | Anti-Mi-2 Ab | 18485-3 |