Davis's Lab & Diagnostic Tests

Antibodies, Actin (Smooth Muscle) and Mitochondrial M2

Antibodies, Actin (Smooth Muscle) and Mitochondrial M2 was found in Davis's Lab & Diagnostic Tests within Nursing Central, the complete mobile solution for nurses. Look up detailed disease, drug and test information on your smartphone, tablet or on the web.

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General

Synonym/Acronym:
Antiactin antibody, ASMA; mitochondrial M2 antibody, M2 antibody, AMA.

Common Use:
To assist in the differential diagnosis of chronic liver disease, typically biliary cirrhosis.

Specimen:
Serum (1 mL) collected in a red-top tube.

Normal Findings:
(Method: Immunoassay, enzyme-linked immunosorbent [ELISA])


Actin smooth muscle antibody, IgG
NegativeLess than 20 units
Weak positive20–30 units
PositiveGreater than 30 units

Mitochondrial M2 antibody, IgG
NegativeLess than 20 units
Weak positive20.1–24.9 units
PositiveGreater than 25 units

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