ECCO consensus, the fertility would decline in activity inflammatory bowel disease(IBD), because of anus lesions and pelvic abscess, or who underwent surgery, especially in patients with ileal pouch anal anastomosis (IPAA) storage.The study on fertility in inflammatory bowel disease were almost epidemiological investigation, the lack of objective evaluation of fertility, and controversial.This study will explore the fertility, ovarian reserve function and the pregnancy outcomes in patients with IBD.

Inclusion Criteria:

1. Inflammatory bowel disease
2. 17-40 years old
3. female

Exclusion Criteria:

1. in pregnancy or lactation
2. a drug that has been or is being used known to affect ovarian function, such as cyclophosphamide
3. reproductive system diseases unrelated to disease or treatment of inflammatory bowel disease, such as hysterectomy, pelvic radiotherapy after surgery, after ovariectomy, polycystic ovary syndrome, endometriosis, ovarian granulosa cell tumor
4. other endocrine diseases, such as prolactin, hyperthyroidism, lead to endocrine disorders;
5. malignant tumor