Antibodies to Yersinia enterocolitica, IgM

Serological tests are useful in the diagnosis of post-infectious arthritis, nodal erythema, acute glomerulonephritis, myocarditis. The presence of IgA-like antibodies is usually associated with an active infection. IgA antibodies may persist for several months.There should be at least 8 hours after last meal; on an empty stomach.Do not make the test after physical activity. Please, 10-20 minutes prior to blood sampling procedure have a little rest (sit in the hall).