Imperial Collage Healthcare

Smooth muscle antibodies


Test Background
Smooth muscle antibodies at a high titre are found in around 90 % of patients with type 1 autoimmune hepatitis. These antibodies occur in 5-15 % of normal subjects at low titre and can be triggered by infection.


Clinical Indications
Differential diagnosis of chronic hepatitis.


Reference Range

Negative


Sample Required
RST (rust top)


Sample Volume
5-10 mL (1 mL serum)


Turnaround Time
4 days


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