Spontaneous abortion after vaccine

Risk of spontaneous abortion after vaccination Risk of Stillbirth Among Women With and Without COVID19 at Delivery Hospitalization United States, March 2020September 2021 Sixth, it was not possible to assess vaccination status in this analysis. However, because COVID19 vaccines are highly effective, and COVID19 vaccination coverage among pregnant women was approximately 30 as of July 2021, most women with COVID19 at delivery were likely unvaccinated. Etiology of Spontaneous Abortion Sporadic cytomegalovirus, herpesvirus, parvovirus, and rubella virus live vaccines, not in pregnancy nonlive vaccines have previously been shown to be safe in pregnancy (flu and whooping cough) Recurrent Genetic abnormalities Immunologic abnormalities Major trauma Uterine abnormalities Most often, the cause is unknown