Recurrent miscarriage is defined as
One or more consecutive pregnancy losses at <= 20 weeks or with a fetal weight < 500 grams Two or more consecutive pregnancy losses at <= 20 weeks or with a fetal weight < 500 grams Three or more consecutive pregnancy losses at <= 20 weeks or with a fetal weight < 500 grams Four or more consecutive pregnancy losses at <= 20 weeks or with a fetal weight < 500 grams