Article
Role of HLA in congenital heart block: susceptibility alleles in mothers.
Lupus - 1 Jan 1999
Sirén M K, Julkunen H, Kaaja R, Kurki P, Koskimies S
Abstract excerpt
In congenital heart block (CHB), abnormal maternal immunisation leads to autoantibody production against SS-A/Ro and SS-B/La antigens. These maternal antibodies are transferred across the placenta to the unborn child and are believed to transmit irreversible immunological injury in developing foetal heart tissue, thus causing 3rd-degree atrioventricular block. The mothers may suffer from systemic lupus...
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