Neonatal lupus erythematosus. Report of serological and immunogenetic studies in twins discordant for congenital heart block

Summary Autoantibody, HLA studies and C4 phenotypes were performed on twins discordant for isolated congenital heart block. Serum from the mother and cord blood from the infants revealed Ro(SSA) and La(SSB) antibodies in all three sera. No significant difference in Ro(SSA) antibody titre was noted i...

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