Generally, a pregnancy loss during the second trimester is classified as a miscarriage, and not as an Intrauterine Fetal Death (IUFD). Intrauterine fetal demise is the clinical term for stillbirth used to describe the death of a baby in the uterus. Consider vaginal misoprostol for achieving delivery following intrauterine fetal demise (IUFD); it is as effective as other vaginal prostaglandin preparations and. Intrauterine fetal demise (IUFD), or stillbirth, is the medical term for a baby that dies in the womb after the 20th week of pregnancy. RESULTS · Data are given as n (%).