Early congenital syphilis and false-negative by Prozone Phenomenon
نویسندگان
چکیده
منابع مشابه
False Negative Fecal Occult Blood Test: Prozone Effect
Dear editor, the fecal occult blood test is the presently widely used screening laboratory test for colorectal cancer. At present, the test is usually based on an immunological diagnostic principle (1, 2). A false positive fecal occult blood is common and widely mentioned in literature. Nevertheless, the false negative is little mentioned in the paper. Here, the authors discuss the issue of the...
متن کاملRh ANTIBODIES AND THE PROZONE PHENOMENON BY
In 1942 Taylor, Race, Prior, and Ikin reported an anti-Rh serum which failed to agglutinate Rhpositive cells in saline suspension except when diluted. They thought that this prozone was due to antigen and antibody not being present in optimal proportions, and that the mechanism was similar to that of the zones that occur in precipitation reactions. Wiener (1944) described incomplete Rh antibodi...
متن کاملCongenital Syphilis
Two cases of congenital syphilis was presented and few aspect of the disease and its treatment was discussed.
متن کاملRh antibodies and the prozone phenomenon.
In 1942 Taylor, Race, Prior, and Ikin reported an anti-Rh serum which failed to agglutinate Rhpositive cells in saline suspension except when diluted. They thought that this prozone was due to antigen and antibody not being present in optimal proportions, and that the mechanism was similar to that of the zones that occur in precipitation reactions. Wiener (1944) described incomplete Rh antibodi...
متن کاملEarly congenital syphilis still occurs.
Seven cases of early congenital syphilis have been recorded in the past 10 years in the Mersey Regional Health Authority. Antenatal serology was initially negative in five mothers, who were either incubating or acquired the infection later, and treatment had probably failed in two women given erythromycin for syphilis during pregnancy. Serology should be repeated later in pregnancy in those at ...
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ژورنال
عنوان ژورنال: Residência Pediátrica
سال: 2019
ISSN: 2236-6814
DOI: 10.25060/residpediatr-2019.v9n3-31