pubmed-article:11448559 | pubmed:abstractText | Acute phase serum samples from 23 patients with Mycoplasma pneumoniae pneumonia were examined for specific antibodies with microparticle agglutination (MAG)-assay, complement fixation (CF)-test, IgM-specific ELISA, and Immunocard-based IgM-EIA. A novel 3-h IgA-ELISA (SeroMP-IgA) was tested to assess its diagnostic value. For MAG, CF, IgM-ELISA, card-based IgM-EIA, and IgA-ELISA positive results were obtained in 87%, 87%, 91%, 87%, and 100%, respectively. Overall concordance was 78%. Specificity testing of 46 healthy blood donors revealed an optimal diagnostic cut-off range of 22-30 IgA-ELISA binding units (BU)/mL resulting in 91%-100% specificity and 100%-96% sensitivity for serologic diagnosis of acute M. pneumoniae infection. | lld:pubmed |
pubmed-article:11448559 | pubmed:affiliation | Institute of Virology, University of Vienna, Division of Clinical Virology, General Hospital Vienna, Allgemeines Krankenhaus AKH-Wien, EBO/Leitstelle 4P, Waehringer Guertel 18-20, A-1090, Vienna, Austria. thomas.watkins-riedel@akh-wien.ac.at | lld:pubmed |