Genetic test for aneuploidy up to 8 embryos in Spain: Our Best Clinics and Costs 2026

PGT-A results in Spain typically take 7 to 15 calendar days from the embryo biopsy shipment to the laboratory. Most fertility centers, including JCI-accredited clinics like Centro Médico Teknon in Barcelona, quote a 2 to 3-week timeline for receiving a comprehensive genetic report.

• Standard analysis: Next Generation Sequencing (NGS) laboratory testing usually requires 7–10 business days.
• Total cycle: The full process from ovarian stimulation to results spans about 1 month.
• Rapid testing: Specialized centers offer 24-hour turnaround results to facilitate fresh Day 6 transfers.
• Administrative time: Results may take 15+ days when accounting for clinic processing and shipping.

Bookimed Expert Insight: Patients can significantly reduce total treatment time by choosing clinics in major hubs like Barcelona or Madrid. For example, Centro Médico Teknon serves 10,000 patients annually and manages high volumes efficiently. Since Spanish labs like Igenomix or Cooper Genomics have varying speeds, confirming the laboratory partner beforehand helps predict if you will wait 8 or 15 days.

Patient Consensus: Expect a 3-week total wait from retrieval to finalize your plan. Administrative hurdles or local holidays often add a few days to the lab's technical turnaround time.

PGT-A improves pregnancy chances in Spain by identifying embryos with normal chromosomal counts before transfer. This genetic screening increases implantation rates per transfer and lowers miscarriage risks. It is especially effective for patients over 35 or those with previous IVF failures at JCI-accredited centers.

• Success rates: PGT-A improves pregnancy outcomes per transfer by selecting the most viable embryos.
• Miscarriage reduction: Screening for aneuploidy significantly lowers the risk of early pregnancy loss.
• Diagnostic technology: Spanish clinics use Next-Generation Sequencing (NGS) and blastocyst biopsies for accuracy.
• Time efficiency: Identifying healthy embryos reduces the total number of necessary IVF cycles.

Bookimed Expert Insight: Spain manages nearly 50% of Europe's PGT procedures, reflecting high clinical proficiency. Leading specialists like Cayetana Barbed at Centro Médico Teknon coordinate advanced donor programs using these tools. Research shows PGT-A acts as a powerful selection filter rather than an enhancement of embryo quality.

Patient Consensus: Patients value how PGT-A shortens the emotional journey by avoiding non-viable transfers. Many emphasize that while it offers peace of mind regarding chromosomal health, success also depends on uterine receptivity.

A PGT-A package for 8 embryos in Spain typically includes the trophoderm biopsy, laboratory genetic sequencing for chromosomal abnormalities, and essential lab fees. These packages are often structured as a flat fee to provide cost predictability for patients with high embryo cohorts during IVF cycles.

• Embryo biopsy: Senior embryologists remove 5–10 cells from each day-5 or day-6 blastocyst.
• Genetic sequencing: Laboratory analysis detects numerical chromosomal abnormalities to help prevent miscarriage.
• Cryopreservation: Testing requires vitrification as results usually take 2 to 4 weeks.
• Administrative fees: Coverage often includes lab setup costs and biopsy material handling fees.

Bookimed Expert Insight: Spain is a top European destination for IVF, with clinics like Centro Médico Teknon in Barcelona holding Joint Commission International (JCI) accreditation. Our data shows that while PGT-A costs are separate, choosing a flat-fee package for 8 embryos can save significant amounts compared to per-embryo pricing. This is particularly advantageous for patients working with specialists like Dr. Cayetana Barbed, who coordinates specialized programs at facilities ranked among the world's best.

Patient Consensus: Patients emphasize verifying if the 8-embryo price includes biopsy and lab analysis. Most note that while testing helps select healthy embryos, they still factor in extra costs for cryopreservation and future frozen transfers.

If all 8 embryos return abnormal (aneuploid) after PGT-A testing in Spain, clinics typically cancel the transfer to avoid implantation failure or miscarriage. This outcome allows specialists to refine stimulation protocols, investigate sperm DNA fragmentation, or consider mosaic embryos for potential future use.

• Transfer protocol: Clinics generally do not transfer embryos identified as fully aneuploid or non-viable.
• Mosaicism check: Experts recommend reviewing reports for mosaic or segmental gain classifications before disposal.
• Re-testing options: Re-biopsy carries only a 5% risk and can clarify initially inconclusive results.
• Success rates: A single aneuploid cycle is often a statistical anomaly, not a future failure.

Bookimed Expert Insight: Data from top Spanish centers like Centro Médico Teknon suggests that patients with multiple abnormal embryos often benefit from specialists like Dr. Cayetana Barbed. She coordinates egg donation programs, providing a vital alternative if age-related egg quality remains the primary barrier to healthy embryos. Spanish clinics frequently offer deeper cellular analysis for mosaicism, which can reveal that embryos labeled abnormal elsewhere are actually viable.

Patient Consensus: Many patients advise requesting a full genetic report rather than accepting a simple pass-fail result. They emphasize that chaotic aneuploid embryos are found to be normal in 38% of follow-up tests.

Spanish law does not impose a legal maximum on the number of embryos you can genetically test. Regulations like Law 14/2006 strictly limit embryo transfers to 3 per cycle, but preimplantation genetic testing (PGT) volume is determined by clinic ethics and medical necessity.

• Testing limits: Individual clinics set testing caps based on ethical guidelines and chromosome stability.
• Transfer regulations: National law permits transferring a maximum of 3 embryos to the uterus.
• Clinic recommendations: Experts at Centro Médico Teknon often prioritize single embryo transfers for safety.
• Legal framework: Law 14/2006 governs assisted reproduction but focuses on transfer, not testing.

Bookimed Expert Insight: Spain ranks as a top destination for complex genetic screening because clinics here are more permissive with testing volumes than neighboring countries. Specialists like Cayetana Barbed at Centro Médico Teknon maintain high success rates by focusing on embryo quality through ESHRE-compliant PGT-A protocols rather than strict numerical caps.

Patient Consensus: Many patients find Spanish clinics more flexible regarding genetic screening compared to home. However, some note that clinics may ethically decline to transfer embryos labeled as aneuploid during testing.

PGT-A does not guarantee pregnancy or a live birth. It identifies euploid embryos with the correct chromosome count, significantly reducing miscarriage risks. However, success also depends on uterine receptivity, embryo structural development, and maternal health factors that genetic screening cannot detect or resolve.

• Success factors: Successful implantation requires a healthy uterine lining and proper hormonal support.
• Test accuracy: PGT-A holds approximately 95% accuracy, leaving a small margin for false results.
• Mosaicism reality: Some embryos contain both normal and abnormal cells, complicating transfer decisions.
• Detection limits: Screening only identifies chromosomal counts, not structural defects or single-gene disorders.

Bookimed Expert Insight: Spain is a global hub for reproductive genetics, with clinics like Centro Médico Teknon maintaining JCI accreditation. Expert coordinators note that patients often choose Barcelona or Madrid because specialists like Dr. Cayetana Barbed integrate PGT-A with advanced uterine environment assessments. This dual focus addresses both embryo quality and implantation site readiness for better outcomes.

Patient Consensus: Patients emphasize that PGT-A is a tool to optimize odds, not a final promise. Many suggest investigating uterine issues if genetically normal embryos fail to implant.

No, residency is not required for PGT-A testing in Spain. Spanish clinics offer specialized international coordination for non-residents, allowing patients to complete stimulation at home and travel to cities like Barcelona or Madrid only for retrieval and transfer procedures.

• Travel requirements: Patients only visit Spain for egg retrieval and embryo transfer stages.
• Remote monitoring: Local doctors in your home country manage initial stimulation and ultrasounds.
• Legal access: Spanish law permits PGT-A for single women and same-sex female couples.
• Cost structure: Testing typically covers up to 8 embryos for a single fixed fee.

Bookimed Expert Insight: Spanish fertility centers like Centro Médico Teknon often provide an international patient coordinator immediately upon inquiry. Data shows that 83 clinics in Spain currently serve international requests, frequently using remote monitoring protocols that reduce the total time spent abroad to approximately 7 to 10 days.

Patient Consensus: Patients value the ability to cryopreserve embryos in Spain while awaiting results. Many recommend confirming that your local clinic is willing to share ultrasound data with Spanish specialists.