Why Does IVF Fail for Some People? I IVF Malaysia
Table of Contents
Introduction
In vitro fertilization (IVF) can offer hope to couples facing infertility, but it doesn’t guarantee success in pregnancy and live birth for everyone. The ultimate measure of IVF success is to achieve a live birth child or live birth rate. At Golden Gate KL Fertility Centre, we provide expert care and support to help navigate this challenging journey to our fertility patients. IVF failures can be emotionally and financially stressful, but they don’t indicate future cycles will also fail. Understanding the contributing factors, such as women’s egg quality and numbers, embryo quality, uterine environment, maternal age, paternal age, semen quality and lifestyle factors, can help improve future outcomes. Advancements like Preimplantation Genetic Testing for Aneuploidy (PGT-A) offer new opportunities to enhance success rates.
In this article, we will explore the key factors that contribute to IVF failure, discuss what steps can be taken after a failed cycle to improve subsequent IVF success rate, and examine the role of modern fertility treatments in overcoming these challenges. By understanding the complexities of IVF and the reasons for its potential failure, you can better prepare for future attempts and work closely with your fertility specialist to achieve the best possible outcome.
Factors Affecting IVF Failure
A. Embryo Quality
Genetic Abnormalities
Embryo quality is one of the most critical factors influencing the success of an IVF cycle. Embryos with genetic abnormalities are less likely to implant or may result in miscarriage if implantation occurs. These abnormalities can occur naturally or as a result of issues during egg or sperm development. Genetic testing, such as PGT-A, can help identify these abnormalities before embryo transfer, improving the chances of selecting a healthy embryo for implantation. Traditional Chinese medicine and other antioxidants had some effects in multiple research papers to improve eggs and sperm qualities there by producing higher quality embryos for implantation.
Developmental Issues
Even if embryos are free from genetic abnormalities, developmental issues can still occur during the early stages of growth. The self repair mechanism of the embryo will try to repair whatever damage. However, there are some poor quality embryos with poor cell division or fragmentation that can lead to embryos that are not viable for transfer or have a reduced chance of successful implantation.
Implantation Failure
Implantation is a complex process that requires a healthy embryo and a receptive uterine environment. Even high-quality embryos may fail to implant due to issues with the uterine lining and receptivity or other factors that affect the embryo’s ability to attach to the uterus. Understanding and addressing these factors is crucial for improving the likelihood of a successful pregnancy. Multiple research papers in recents years show that TCM herbal medicine and acupuncture use before and during embryo transfer enhance the implantation through nourishing the uterus and promoting calmness, and improve uterine blood flow which are important for implantation.
B. Uterine Factors
Endometrial Thickness
The thickness of the endometrial lining is a key factor in successful implantation. A lining that is too thin or too thick can reduce the chances of an embryo successfully implanting. Hormonal treatments and other interventions can be used to optimize endometrial thickness before embryo transfer, thereby increasing the chances of success. As mentioned earlier, TCM herbal medicine and acupuncture help improve blood supplies and hormone secretion to endometrium. This prepares a layer of fertile area for embryo implantation. Serial ultrasound will show the thickening and trilaminar layer of the endometrium.
Uterine Abnormalities
Major structural abnormalities in the uterus, such as fibroids, polyps, or scar tissue, can interfere with implantation and increase the risk of IVF failure. These abnormalities can often be identified through imaging tests like ultrasound and may require surgical correction if the structural abnormalities are serious and distort the uterine cavity, to improve the chances of a successful pregnancy.
Immunological Factors
Immunological factors, such as an overactive immune response, can also contribute to IVF failure. The body may mistakenly identify the embryo as a foreign object and attack it, preventing successful implantation. Testing for immune-related issues and providing appropriate treatments, such as immunotherapy, can help overcome these challenges and improve IVF outcomes.
C. Age and Lifestyle
Maternal Age
Maternal age is a significant predictor of IVF success. As a woman ages, the quality and quantity of her eggs decline, leading to lower success rates for IVF. Women over the age of 35 may face additional challenges, as the likelihood of chromosomal abnormalities increases with age. Advanced fertility treatments and integration of TCM in fertility treatment are options that may be considered for older women to increase their chances of success. Integrating TCM and acupuncture in fertility treatment had been proven to improve success rate by 40 – 60%. (Liang, L. (2003).
Lifestyle Choices and sleep quality
Lifestyle factors, including smoking, alcohol consumption, poor diet, and lack of exercise, can negatively impact fertility and reduce the success rates of IVF. Making positive lifestyle changes, such as quitting smoking, reducing alcohol intake, and adopting a healthy diet and exercise routine, can significantly improve the chances of a successful IVF cycle. Regular sleeping cycles and enough rest is important for the body to recover and improve, this is especially helpful to regular hormone imbalance.
Underlying Health Conditions
Conditions such as polycystic ovary syndrome (PCOS), endometriosis, and thyroid disorders can affect fertility and lead to IVF failure. Proper management of these conditions through medication, surgery, or lifestyle changes is essential to improving the chances of success. Working with a fertility specialist to address these health issues can make a significant difference in the outcome of IVF treatment.
Why Does IVF Fail?
A. Poor Ovarian Response
Low Egg Count
A poor ovarian response, where the ovaries produce fewer eggs than expected, is a common cause of IVF failure. This can be due to age, diminished ovarian reserve, or other factors that affect egg production. Women with a low egg count may require higher doses of fertility medication or alternative protocols to stimulate the ovaries effectively.
Poor Egg Quality
Even with a sufficient number of eggs, poor egg quality can result in embryos that are less likely to develop successfully. Egg quality can be influenced by age, genetics, and environmental factors. TCM herbal medicine and tailored treatment plans may help improve egg quality, thereby enhancing the chances of IVF success 40 – 60%.
Hormonal Imbalance
Hormonal imbalances, such as elevated levels of follicle-stimulating hormone (FSH) or luteinizing hormone (LH), can affect the body’s ability to produce and mature eggs (Shoham,1993). Addressing these imbalances through medication or lifestyle changes is crucial for improving ovarian response and increasing the likelihood of IVF success.
B. Male Factor Infertility
Sperm Quality
Male factor infertility, including issues with sperm quality, is a leading cause of IVF failure. Low sperm count, poor motility, or abnormal morphology can affect the ability of sperm to fertilize an egg.
DNA Fragmentation
High levels of DNA fragmentation in sperm can lead to poor embryo development and increased risk of miscarriage (Borges Jr,2019). Testing for DNA fragmentation and implementing lifestyle changes or herbal medical treatments can help reduce these levels and improve IVF outcomes. TCM treatment has shown great success in improving all parameters of sperm qualities including reducing sperm DNA fragmentation. Thereby producing better quality embryos.
Azoospermia
Azoospermia, the absence of sperm in the ejaculate, poses a significant challenge for IVF. Traditionally surgical sperm retrieval techniques, such as testicular sperm extraction (TESE), may be required. With the emerging evidence of TCM herbal medicine in azoospermia treatment, patients are benefiting from non-invasive treatment and have proven to be very effective. Some will see improving sperm count in less than 3 months from complete absence of sperms.
C. Embryo Transfer Issues
Embryo transfer is a critical step in the IVF process, and various factors can influence its success. Technical challenges during the transfer procedure, such as difficulty navigating the cervix or positioning the catheter, can impact the placement of the embryo in the uterus. Uterine receptivity at the time of transfer is also crucial; a poorly timed transfer can result in implantation failure. Ensuring optimal embryo positioning, correct timing and readiness of uterine endometrium lining and thickness for implantation are vital.
What to Do After IVF Failure?
Experiencing a failed IVF cycle can be emotionally and physically challenging, but it’s important to understand that it is not the end of your fertility journey. After a failed IVF attempt, consult your fertility specialist to assess what went wrong. Emerging evidence shows that by integrating TCM and acupuncture before and during IVF treatment can improve IVF success rate by 40-60%. Prioritizing emotional well-being is also crucial, with counseling, support groups, and open communication helping couples stay hopeful. Many couples succeed in future IVF cycles after making necessary adjustments and continuing with renewed focus and support.
Frequently Asked Questions (FAQs)
Success varies, but many couples require multiple cycles. On average, 3-4 cycles may be needed for a successful pregnancy. However this is now changing with new emerging evidence of integrating TCM and acupuncture in fertility treatment.
Yes, quitting smoking, reducing alcohol consumption, and adopting a healthy diet and exercise routine can significantly improve IVF success rates.
Embryo quality is crucial for successful implantation. Low-quality embryos may not develop properly or fail to implant in the uterus, resulting in IVF failure. Genetic testing and careful monitoring of embryo development in the lab can help identify the best embryos for transfer, increasing the likelihood of success. However, a more proactive approach focuses on improving the quality of both eggs and sperm from the beginning. By enhancing the quality of these gametes, the chances of forming healthy embryos increase significantly, which in turn boosts implantation and pregnancy success. Traditional Chinese Medicine (TCM) can play a vital role in this process, as it has been shown to improve both egg and sperm quality, leading to better embryo development and overall IVF outcomes.
There are several treatments for recurrent IVF failure, including genetic testing like Preimplantation Genetic Testing (PGT) to identify chromosomal abnormalities, immunotherapy to address immune-related issues, and alternative hormonal stimulation protocols to optimize egg quality. Additionally, some couples turn to complementary therapies such as Traditional Chinese Medicine (TCM) and acupuncture. Acupuncture is believed to enhance IVF success by improving blood flow to the uterus, reducing stress, and regulating hormones, while TCM may involve herbal remedies and lifestyle adjustments to support overall reproductive health. Combining these approaches with conventional IVF treatments has shown promising results for many patients.
One limitation of Western fertility treatments is their focus on medical interventions, often overlooking lifestyle, emotional, and environmental factors that can impact fertility. In contrast, Traditional Chinese Medicine (TCM), including acupuncture, takes a holistic approach by addressing the body’s energy flow, emotional health, and overall balance. Acupuncture is thought to enhance fertility by improving blood flow to reproductive organs, reducing inflammation, and promoting relaxation, which may improve IVF success rates. TCM also considers factors like diet and stress, offering a more integrative solution for couples, especially when Western treatments alone haven’t worked. Collaboration between a fertility specialist and a TCM practitioner is often recommended.
Even with good-quality embryos, IVF can fail due to factors like uterine issues (e.g., a thin or poorly prepared endometrial lining, poor receptivity of endometrium), genetic abnormalities, immune reactions, or conditions like endometriosis or fibroids. Hormonal imbalances, side effects of stimulation protocol, and other health issues in the mother may also play a role. In some cases, the cause may be unexplained, as IVF success depends on various biological factors. Traditional Chinese Medicine (TCM), particularly acupuncture, is often used alongside IVF to improve uterine health by boosting blood flow and enhancing the endometrial lining, creating a better environment for implantation.
Stress can negatively impact IVF success by disrupting hormonal balance and reducing blood flow to the uterus, which can affect ovulation, fertilization, and implantation. While stress may not directly cause IVF failure, it can undermine fertility and emotional well-being during the process. Acupuncture, a key part of Traditional Chinese Medicine (TCM), is known to reduce stress, promote relaxation, and may improve fertility outcomes when used alongside IVF treatments. All couples are encouraged to incorporate the stress-reduction effect of acupuncture to enhance their chances of success.
Conclusion
At Golden Gate KL Fertility Centre, we understand the complexities of IVF and the emotional toll it can take when a cycle fails. Our dedicated team is here to support you every step of the way, offering advanced diagnostic tools, cutting-edge treatments, and personalized care to improve your chances of success in future IVF cycles. Don’t let a failed attempt deter you from pursuing your dream of parenthood. Take proactive steps by consulting with our fertility specialists, who will work closely with you to create a tailored treatment plan designed to optimize your chances of a successful pregnancy. Contact Golden Gate KL Fertility Centre today to schedule your consultation and begin your journey towards parenthood with confidence and renewed hope.
References
Shoham, Z., Jacobs, H. S., & Insler, V. (1993). Luteinizing hormone: its role, mechanism of action, and detrimental effects when hypersecreted during the follicular phase. Fertility and sterility, 59(6), 1153-1161.
Available at: https://www.sciencedirect.com/science/article/pii/S0015028216559688
Borges Jr, E., Zanetti, B. F., Setti, A. S., Braga, D. P. D. A. F., Provenza, R. R., & Iaconelli Jr, A. (2019). Sperm DNA fragmentation is correlated with poor embryo development, lower implantation rate, and higher miscarriage rate in reproductive cycles of non–male factor infertility. Fertility and sterility, 112(3), 483-490.Available at https://www.sciencedirect.com/science/article/pii/S001502821930408X
Anderson, K., Nisenblat, V., & Norman, R. (2010). Lifestyle factors in people seeking infertility treatment–a review. Australian and New Zealand journal of obstetrics and gynaecology, 50(1), 8-20. Available at: https://obgyn.onlinelibrary.wiley.com/doi/abs/10.1111/j.1479-828X.2009.01119.x
