Donor Selection

The selected egg donors are healthy women between 18 and 35 years of age who donate eggs voluntarily, anonymously and altruistically.

Donors are rigorously assessed by PROCREAR’s medical team in accordance with the current regulations on assisted reproduction in force (currently Law 14/2006 on Assisted Human Reproduction Techniques and Royal Decree-Law 9/2014).

The selection protocol consists of the following steps:


Interview and in-depth psychometric evaluation, to rule out inappropriate habits or psychiatric or psychological disorders.


Detailed personal and family medical clinical history to rule out hereditary diseases. Reproductive history.

  • Assessment of phenotypic characteristics, personal and social habits
  • Delivery of informed consent for egg donation
  • Photographic record for confidential and internal medical use of Procrear Eggbank.
  • Physical, genital and breast examination
  • Transvaginal Ultrasound
  • Vaginal culture and cervical screening (smear test)


Antral follicle count and anti-Müllerian hormone assessment, if applicable.


  • General analysis:
  • Group and Rh
  • Complete blood count
  • General biochemistry
  • Coagulation study
  • Serum library
  • Study of sexually transmitted diseases:
    • Serologies:
      • Hepatitis B surface antigen
      • Anti-hepatitis B core antibodies
      • Anti-hepatitis C antibodies
      • Anti-HIV-1 + HIV-2 antibodies
      • Serology Lues R.P.R.
  • Genetic studies
    • Karyotype in peripheral blood.
      CarrierMap genetic test: This test studies approximately 3,800 variants related to up to 75 genetic diseases that can be transmitted to offspring.
      Note: it is possible to carry out genetic matching with donor or partner sperm.

Oocytes are vitrified using the KITAZATO method.


Report of the donor to the laboratory requesting our services.

The report contains:

  • Age
  • Phenotypic data:
    • Race
    • Group and Rh
    • Hair color
    • Eye color
    • Height
  • Blood test data (serologies and genetic studies)
  • Oocyte vitrification technique