Risk factors for Miscarriage

While miscarriage usually is a one-time occurrence, up to 1 in 20 couples experience two miscarriages in a row, and 1 in 100 have three or more.In some cases, these couples have an underlying problem. Couples who have experienced two or more miscarriages should have a complete medical evaluation to learn the cause and how they can prevent another one from occurring.

Testing can reveal the cause of repeat miscarriages in at least 75% of couples.

• Chromosome problem in one member of the couple in 5%
• Uterine abnormalities in 10%-15%
• Hormone problems in 5%-40%
• Immune system problems in 5%-10%
• Unknown causes in 25%