A case of neonatal lupus erythematosus with fever in an infant born from an anti‐SSA/Ro and anti‐SSB/Lo antibody‐positive mother

Neonatal lupus erythematosus (NLE) is an uncommon syndrome, which is caused by the transplacental passage of maternal autoantibodies to anti-SSA/Ro antibody and/or anti-SSB/Lo antibody.1 In a 21-year-old woman, infiltrative annular erythematosus regions involving the trunk, limbs, and ears appeared 1 month after the first pregnancy. A blood test showed that the ANA titer was 1:1280, and the anti-SSB/Lo antibody titer was 1:16, whereas there was...