difficulty in recruiting

Women in assisted reproduction treatment they receive own or donated embryos and presenting an endometrial development less than 5 mm despite having received treatment with estrogen therapy knowing the clinical value of using the PRGF-Endoret therapy and endometrial level applications to improve endometrial thickness endometrial preparations for embryo transfer.

Inclusion Criteria:

• Women receiving cycle of oocytes outside or embryos (own / others), in the treatment of substituted cycle type.
• Less than 5mm despite 10 days with standard doses of estrogen therapy (6mg / 24h) Endometrio

Exclusion Criteria:

• History of pelvic inflammatory disease
• Risk of infection