Congenital ❤️ Block in Ro/La pregnancies Abst#0957 👉1st echo @ mean 20wk 👉CHB 3/47- all on 1st echo 👉 1 reversed 3rd ➡️ 1st AVB post dexamethasone 🔥Key messages🔥 🤰serial echo should start @ 16-18wk gestation 👶 early detection ⬆️ outcomes #ACR22 @RheumNow