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Updated: Aug 6, 2026

Fertility Preservation Through Oocyte Vitrification: Clinical and Laboratory Perspectives
Published on: September 16, 2021
IVM--the first choice for IVF in Italy
M B Dal Canto1, M Mignini Renzini, F Brambillasca
1BIOGENESI Reproductive Medicine Centre, Istituti Clinici Zucchi, V. Zucchi, 24-Monza, Italy. biogenesi.zucchi@grupposandonato.it
Italy's 2004 assisted reproduction law limits oocytes and embryo cryopreservation, driving innovation. In-vitro maturation (IVM) offers a successful, cost-effective alternative to conventional IVF, reducing risks and drug side effects.
Area of Science:
- Reproductive Medicine
- Embryology
- In Vitro Fertilization
Background:
- Italian assisted reproduction law (March 2004) restricts oocyte usage (max 3 per cycle) and prohibits embryo/pre-zygote selection and cryopreservation.
- These restrictions reduce success rates of conventional IVF and necessitate new therapeutic strategies.
- In-vitro maturation (IVM) of oocytes emerges as a viable alternative, aligning with new regulatory requirements.
Purpose of the Study:
- To evaluate the efficacy and safety of In-vitro maturation (IVM) as an alternative to conventional IVF.
- To assess IVM's potential to overcome limitations imposed by Italian assisted reproduction law.
- To determine if IVM can offer high success rates with reduced risks and costs.
Main Methods:
- Implementation of an In-vitro maturation (IVM) protocol in an IVF center.
- Monitoring of oocyte maturation, fertilization, embryo transfer rates, and pregnancy outcomes.
- Comparison of IVM outcomes with expected results from conventional IVF under the new law.
Main Results:
- IVM technique demonstrated significant success over one year of application.
- Achieved favorable maturation and fertilization rates.
- Reported successful embryo transfers, pregnancies, and healthy babies born.
Conclusions:
- In-vitro maturation (IVM) is a promising alternative to conventional IVF, especially under restrictive regulations.
- IVM avoids ovarian stimulation, reducing side effects like ovarian hyperstimulation syndrome and lowering procedure costs.
- The IVM protocol facilitates spare oocyte handling and offers a high chance of success with minimal risks.
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