Neonatal complete heart block is one to avoid. In Ro-pos mothers with a prev child with CHB, HCQ reduces rates from a historic 20% to 7.4% in the PATCH study. It seems we’re yet to fully realize the power of HCQ in conditions like these! @nyuschoolofmed #ACR19 ABST1761 @RheumNow https://t.co/TMzmq6TjJx