What is the medical term for a miscarriage that occurs before 20 weeks of pregnancy?
Ectopic pregnancy
Preterm labour
Stillbirth
Spontaneous abortion
The medical term for a miscarriage that occurs before 20 weeks of pregnancy is d) Spontaneous abortion. This term is used to describe a pregnancy loss that occurs naturally, without the use of medical intervention, before the 20th week of gestation. After 20 weeks, a pregnancy loss is considered a stillbirth. An ectopic pregnancy is a type of pregnancy in which the fertilized egg implants outside the uterus, usually in the fallopian tube. Preterm labor refers to the onset of labor before 37 weeks of pregnancy, which can lead to premature birth. Hence, option 4 is the correct answer.