Having repeated early miscarriages or having one in the first pregnancy is a risk that pregnant women need to know clearly the cause of natural early miscarriages and whether early miscarriages affect future pregnancies.

Miscarriage occurs in 12% of women who know they are pregnant. There are many causes of miscarriage and there are many different types of miscarriage in clinical practice. Of these, septic miscarriage is rare but very dangerous.