MALINI IYER, MD, FACS, FRCS

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This study looked at the risk of heart attacks (specifically post-operative myocardial infarction) in patients who had surgery to repair abdominal aortic aneurysms (AAAs). They found that 2.7% of patients had a heart attack within 30 days, and 3.7% had one by 90 days after the surgery. Patients who had traditional open surgery were more likely to experience heart attacks compared to those who had a newer, less invasive procedure, even though the latter group had more health problems before surgery; in fact, having a history of heart attacks was the strongest indicator of risk. Who this helps: This research benefits patients undergoing AAA repair and their doctors by providing insights into risks associated with different surgical methods.

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This study looked at how a specific type of chemical change called lysine methylation affects the development of nerve cells from LUHMES cells at three different stages. The researchers found 74 specific sites where lysine methylation varies significantly as the cells develop, affecting proteins related to signaling, structure, and gene regulation. Understanding these changes is important because it can help clarify the role of these proteins in brain development and could lead to new insights into neurodevelopmental disorders. Who this helps: This helps researchers and doctors working on neurodevelopmental disorders.

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This study tracked 5,495 people over 12 years to see how mental health symptoms relate to the onset of dementia. Researchers found that the overall mental health scores increased by about 2.56 points in the years leading up to a dementia diagnosis. Additionally, having a mental health condition was strongly linked to a diagnosis of dementia within three years but not after that, highlighting the need to pay attention to early mental health issues as possible warning signs of dementia. Who this helps: This information benefits patients and doctors by improving early detection of dementia.

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This study looked at two different surgical methods (inlay and onlay grafting) used to increase bone volume in the jaw for dental implants in patients with thin or damaged bone. Researchers found that the inlay technique was generally more effective, leading to better stability and less bone loss compared to the onlay method, with fewer complications like graft exposure. This information is important because it helps dental professionals choose the better technique to improve patient outcomes in jawbone restoration. Who this helps: Patients needing dental implants and their dentists.

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This study looked at how media articles about psychedelic drugs have changed from 2000 to 2025, focusing on their therapeutic use and sentiment. It found that the number of articles highlighting the positive potential of psychedelics jumped from 13.3% in 2000-2009 to 85.3% in 2020-2025. While most articles were generally positive, there's been an increase in negative and neutral coverage since 2020, with negative articles rising to 20.9% in 2024. Who this helps: This helps researchers, doctors, and policymakers as they navigate the evolving landscape of psychedelic drug use and perception.

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This study examined a rare brain disorder called neuronal intranuclear inclusion disease (NIID) and how it affects thinking and memory. Researchers found that a 63-year-old man showed significant cognitive problems, including confusion and difficulty with words and writing, and his mental function improved from a score of 10 to 23 on a cognitive test after using antiseizure medication. This is important because it highlights how certain medications can help improve thinking in NIID, differentiating it from Alzheimer's disease, which is crucial for proper diagnosis and treatment. Who this helps: Patients with NIID and their healthcare providers.

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This study looked at children with a condition called septo-optic dysplasia (SOD) to find out what factors might lead to them having seizures. The researchers found that about 51% of the 103 children studied experienced seizures, often beginning around 9 months of age. Almost 83% of those with seizures had abnormal neurological tests, and three-quarters of children with autism in the study also had seizures, highlighting the need for careful monitoring of all children with SOD regardless of their specific symptoms. Who this helps: This helps doctors and caregivers of children with septo-optic dysplasia.

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This study examined how the availability of food for mosquito larvae influences their resistance to insecticides, specifically permethrin. Researchers found that genetic differences and environmental factors significantly impact resistance levels, with Culex restuans showing more variation than the Culex pipiens laboratory colony. The study highlights the importance of considering these interactions when designing strategies to manage insecticide resistance in mosquito populations. Who this helps: This helps public health officials and mosquito control programs improve strategies to manage insecticide resistance.

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This study looked at how many adults in the U.S. are diagnosed with idiopathic hypersomnia (a sleep disorder) from 2019 to 2023. The research found that the number of people diagnosed each year was between 10.5 and 12.1 per 100,000, showing that this condition is quite rare. Over the years, the total number of diagnosed cases increased, with about 124,905 cases reported by 2023. Who this helps: This information is beneficial for doctors and health organizations tracking sleep disorders.

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This study looked at how a drug called Entinostat affects myeloid derived suppressor cells (MDSCs), which can suppress the immune response in cancer patients. The researchers found that when they used Entinostat, MDSCs were less able to suppress T cells, increasing the chances of T cells fighting the cancer. Specifically, the drug increased MDSC death and reduced their ability to block T cell activity, which is important for developing better cancer treatments. Who this helps: This helps cancer patients by potentially improving the effectiveness of immunotherapy.

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This study looked at a protein called MCM8 in mice and its essential role in the process of sperm cell development. Researchers found that when MCM8 was missing, sperm cells had more DNA breaks than usual and struggled to properly repair them, which ultimately leads to infertility. Specifically, they noticed that the process of building necessary structures for repairing DNA was significantly impaired. Who this helps: This research benefits doctors and researchers who are studying infertility issues in men.

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This study focused on understanding the differences in healthy arterial cells across various segments of the human arteries. Researchers discovered that distinct types of cells in different artery segments behave differently and that these differences are linked to genetic risks for vascular diseases. Specifically, they found that certain fibroblasts and smooth muscle cells in arteries have unique gene expressions that relate to disease risk, indicating that these cell types may play a significant role in the development of vascular issues. Who this helps: This helps patients at risk for vascular diseases by identifying new targets for prevention and treatment.

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Researchers studied a protein called CNPase, which is important for myelin in the brain; its loss leads to nerve damage. They created special antibodies that can attach to CNPase and discovered that one of these antibodies can block CNPase’s activity. This is significant because these antibodies can help scientists better understand myelin’s role in the brain and how it is affected by diseases. Who this helps: This benefits researchers studying nerve-related conditions and treatments.

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This study looks at the RhoA-ROCK signaling pathway and its role in Parkinson's disease, which is marked by the loss of brain cells that produce dopamine. Researchers find that RhoA is crucial for several brain cell processes and that targeting this pathway may lead to new treatments for the disease. Understanding how RhoA works could help develop therapies that slow down or stop the progression of Parkinson's. Who this helps: Patients with Parkinson's disease.

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This study looked at how tumor cells from breast and lung cancer interact with a part of the brain called the choroid plexus to use a neurotransmitter called GABA for their growth. The researchers found that when tumor cells produce a protein called IL13, it activates certain signaling pathways that increase GABA levels in the cerebrospinal fluid, making it easier for the tumors to spread. Specifically, blocking this signaling pathway led to a reduction in GABA levels and improved survival in model tests. Who this helps: This research benefits patients with leptomeningeal dissemination by suggesting new therapeutic strategies to combat their disease.

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This research studied how environmental pollutants, like smoke and air pollution, affect people's risk of developing coronary artery disease (CAD) through changes in gene regulation—called epigenetic changes. The findings highlight that these pollutants can alter how genes behave, which contributes to the development of atherosclerosis, a key factor in CAD. Understanding this connection is vital because it can help shape public health strategies aimed at reducing environmental risks and improving heart health globally. Who this helps: This helps patients at risk for heart disease, as well as public health officials working to reduce environmental hazards.

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This study looked at the effectiveness of the Ad26.COV2.S COVID-19 booster vaccine in reducing hospitalizations and medical visits related to COVID-19 among vaccinated individuals in the U.S. It found that those who received a booster had a 37% to 47% lower chance of being hospitalized and a 7% to 10% lower chance of needing medical attention for COVID-19 compared to those who only completed their initial vaccine series, lasting for at least a year. This is important because it highlights how booster shots can effectively protect people from severe consequences of the virus. Who this helps: This helps patients who have been vaccinated against COVID-19, particularly those at higher risk of severe illness.

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This study looked at factors that might increase the risk of Attention Deficit Hyperactivity Disorder (ADHD) in children at a public school in Ulaanbaatar, Mongolia. Researchers found that children from families with lower income had higher ADHD symptoms, with specific measures showing a tiny increase in inattention and aggression scores linked to lower household income. Additionally, spending more than two hours outdoors was also associated with higher inattention and hyperactivity scores. Who this helps: This research benefits parents and educators by highlighting the importance of socioeconomic factors in children's mental health.

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This study looked at how changes in gut bacteria are linked to chronic liver diseases, especially those caused by alcohol. Researchers found that when gut bacteria from healthy individuals were transplanted into people with severe alcoholic hepatitis, their survival rates increased, highlighting the importance of gut health. Understanding these relationships helps develop better treatments for liver diseases, as it demonstrates that managing gut bacteria might improve liver function and overall health. Who this helps: This helps patients with chronic liver diseases and their doctors.

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The study focused on a database called GenDiS3, which tracks the prevalence of specific protein structures across a vast collection of protein sequences. Researchers found over 151 million similar protein sequences linked to 2,060 known structural types, with 116 million of these being confirmed as accurate identifications. This work is important because it helps scientists better understand protein functions and evolution, making it easier to connect sequence data with known structures which can lead to new discoveries in biology. Who this helps: This benefits researchers and scientists studying proteins and their functions.

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This study examined how exposure to a common chemical called PFOS affects liver disease in mice that were also given alcohol. The researchers found that when mice were exposed to PFOS, about 60% of the chemical accumulated in their livers, leading to worse liver conditions from alcohol, shown by higher levels of liver injury markers and fat build-up in the liver. This matters because it highlights that environmental pollutants like PFOS can worsen alcohol-related liver disease, suggesting we need to pay attention to how these chemicals might affect liver health. Who this helps: Patients with alcohol-related liver disease and healthcare providers.

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This study looked at a new type of nanoparticle, called AGuIX-Bi, used alongside radiation therapy to treat non-small cell lung cancer (NSCLC) in mice. The researchers found that AGuIX-Bi led to a significant delay in tumor growth—160% longer for one cancer model and 60% longer for another—compared to the original AGuIX nanoparticles when combined with radiation. This matters because these nanoparticles enhance the effectiveness of radiation therapy while still providing quality imaging for monitoring treatment. Who this helps: This helps patients with non-small cell lung cancer and their doctors.

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This study looked at how a group of harmful toxins called aflatoxins, which are often found in contaminated food, can lead to brain damage and neurodegenerative diseases. Researchers found that aflatoxins, particularly Aflatoxin B1, can damage the blood-brain barrier, leading to problems with nerve cells that cause cognitive decline and motor issues. They also discovered that certain protective compounds, like curcumin and N-acetylcysteine, may help counteract these harmful effects by reducing inflammation and oxidative stress. Who this helps: This research benefits patients at risk of neurodegenerative diseases due to food contamination, as well as doctors looking for treatment options.

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This study focused on how to use special imaging techniques, called echocardiography, to help doctors place and manage the Impella 5.5, a device that supports heart function in patients experiencing severe heart failure. The researchers highlighted that using echocardiography before and during the operation is vital for checking the heart's condition and ensuring the device is positioned correctly, which can improve patient outcomes. Proper use of this guidance can lead to better monitoring and management of the device, potentially reducing complications. Who this helps: This benefits patients with severe heart failure who need temporary heart support.

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This study looked at the relationship between how much fluid was given to patients and how many blood samples were taken after a procedure called percutaneous coronary intervention (PCI), which helps treat blocked arteries. Out of over 13,500 PCI procedures, 767 (5.7%) resulted in bleeding complications. It found that every additional 100 mL of fluid raised the chances of bleeding by about 2%, and each 3 mL blood sample increased the odds by approximately 8.1%. These findings are important because they suggest that factors like fluid intake and lab tests can help doctors better predict bleeding risks after PCI, which could lead to safer treatments. Who this helps: Patients undergoing PCI and their healthcare providers.

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This study looked at the potential of a plant called Elaeagnus caudata for treating cancer. Researchers found that a specific extract from its leaves, called the B2 fraction, was very effective at killing cancer cells, with a particularly low toxicity level of 12.7 µg/mL against A549 cells and 13.6 µg/mL against HCT116 cells. They identified a compound named amorphigenin as a strong candidate for cancer treatment, targeting a protein called HSP90, which is linked to cancer growth, and showing promising binding characteristics. Who this helps: This research benefits cancer patients seeking new treatment options.

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This study looked at how common epileptic spasms are in young patients with septo-optic-pituitary dysplasia (SOD) and the challenges they face. Out of 105 patients, 7 (or 6.7%) had epileptic spasms, usually starting around 8 months old. All of these patients experienced severe developmental delays, and most (71.4%) developed a serious condition called Lennox-Gastaut syndrome, which can lead to more complex issues. Who this helps: This information assists doctors in identifying and managing epilepsy in young patients with SOD.

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This study looked at how the body’s genes change after experiencing traumatic stress, focusing on rats exposed to a stress model. Researchers found that major changes in gene activity occurred mainly 2 hours after the stress, particularly affecting stress-related pathways, which could indicate the best time to treat people who experience negative effects, like chronic pain and depression, after trauma. Understanding these timing effects can help improve treatment strategies to prevent long-term mental health issues. Who this helps: Patients struggling with the effects of trauma.

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This study looked at how a gene called BDNF and certain small RNA molecules interact and affect the development of Parkinson's disease (PD). The research found that low levels of BDNF are linked to cognitive problems in PD, and certain RNA molecules can influence this gene’s functions. Understanding this relationship is important because it could lead to new treatments that help protect the brain and improve symptoms in people with Parkinson's disease. Who this helps: Patients with Parkinson's disease.

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This study looked at how sleep problems affect children with Septo-Optic Dysplasia (SOD), a condition that impacts their vision and brain development. Out of 109 children studied, 56% experienced sleep issues like snoring (34 kids), insomnia (12 kids), or waking up frequently (8 kids). This information is important because it highlights the high rate of sleep disturbances in these children, suggesting that they need regular sleep assessments and potential treatments from specialists. Who this helps: This helps patients with SOD and their families by improving their sleep health.

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Researchers created a detailed map of healthy human artery cells to understand why different arteries develop diseases at different rates. They discovered that the activity of certain genes in cells, especially fibroblasts, is linked to higher disease risks; for example, 50% of certain cell types showed a heightened expression of genes related to vascular diseases. This finding emphasizes the significance of these cells in understanding and potentially preventing cardiovascular diseases. Who this helps: This research helps patients at risk of arterial diseases and doctors treating them.

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This study looks at how organic mixed ionic-electronic conductors (OMIECs) interact with water and how these interactions affect their performance in bioelectronics and energy technologies. Researchers found that water impacts the structure and functioning of OMIECs in significant ways, such as influencing their swelling and charge transport properties. Understanding these interactions is essential for improving OMIECs, which could lead to better performance in various future technologies. Who this helps: This benefits scientists and engineers working on advanced materials for energy and medical devices.

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This study looked at how theatre has been used to improve mental health in low and middle-income countries. Researchers found 21 relevant studies showing that theatre can effectively inspire change, gather information from audiences, and share important health messages. These findings are important because they highlight a creative way to tackle mental health issues and advocate for change in these regions. Who this helps: This helps patients and communities in low and middle-income countries.

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This research paper examines the relationship between two proteins, PGC-1α and TFAM, that play important roles in the health of mitochondria, which are crucial for brain cells. The study found that problems with these proteins can lead to damage and death of dopamine-producing neurons, contributing to Parkinson's disease. By focusing on these proteins, the researchers suggest that there may be new ways to treat Parkinson's by improving mitochondrial function, which could slow down the disease. Who this helps: This helps patients with Parkinson's disease and their doctors by providing new potential treatment options.

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This study examined whether normothermic machine perfusion (NMP) for donation after circulatory death liver transplants reduces postoperative costs at a single center. NMP reduced early allograft dysfunction and postreperfusion syndrome compared to cold storage, but did not decrease total postoperative direct costs. The benefit of NMP lies in expanding the usable donor pool, reducing wait times, and improving clinical outcomes rather than cutting hospital costs.

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This study looked at how the heart's pumping ability affects the risk of major bleeding events in patients with heart failure who underwent a specific heart procedure called percutaneous coronary intervention (PCI). Out of over 13,500 procedures, 817 patients (or 6%) experienced significant bleeding, with those whose heart's pumping ability was mildly to seriously impaired facing higher risks—specifically, those with reduced ability had a 73% higher chance of bleeding compared to those with normal heart function. These findings are important because they help doctors identify patients at greater risk of complications after heart procedures, allowing for better care and management. Who this helps: This helps patients with heart failure undergoing PCI and their healthcare providers.

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This research paper explores the use of specially modified viruses, known as oncolytic viruses, to treat cancer. The study highlights how these viruses can selectively target and destroy cancer cells while leaving healthy cells unharmed, which helps enhance the body's immune response against cancer. A significant focus is on three oncolytic viruses that have already been approved for cancer treatment, showing promise in improving patient outcomes. Who this helps: This benefits cancer patients by offering new treatment options that can improve survival rates.

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This research reviews how the bacteria in our gut, known as gut microbiota, impact mental health. It found that around 10% of people worldwide experience mental illnesses annually, and imbalances in gut bacteria can increase the risk of these conditions. Understanding this relationship could lead to new treatments for mental health issues, making it crucial for improving the lives of those affected. Who this helps: This helps patients suffering from mental health disorders.

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This study looked at how heavy metals like cadmium, iron, arsenic, copper, and lithium may affect changes in gene activity that can contribute to Alzheimer's disease (AD). The researchers found that these metals can increase the production of harmful proteins linked to AD. Understanding this relationship is important because it opens the door for new treatments and ways to test for AD based on these findings. Who this helps: Patients at risk of Alzheimer's disease and healthcare providers treating them.

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This study focused on a protein called CNPase, which plays a role in the nervous system's myelin, a substance that protects nerve fibers. Researchers created special proteins called nanobodies that can attach to CNPase and discovered that one of these nanobodies can inhibit CNPase's activity. This work allows for high-quality imaging of nerve tissues and helps us better understand how myelin works, which is important for studying nerve-related diseases. Who this helps: This research benefits scientists studying nerve damage and myelin health.

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This study focused on how a specific genetic variant, APOE4, affects immune cells and contributes to memory problems in women with Alzheimer's disease. Researchers found that in female APOE4 carriers, certain neutrophils (a type of immune cell) interacted with microglia (another type of immune cell) in ways that worsened cognitive decline. They identified that these neutrophils increased levels of specific proteins that suppress the immune response, leading to greater brain issues in Alzheimer's; targeting one of these proteins, IL-17F, showed promise in improving symptoms in animal models. Who this helps: This research benefits women with Alzheimer's disease, particularly those carrying the APOE4 genetic variant.

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This study looked at how certain immune cells, called MDSCs, help breast cancer grow when it spreads to the brain. The researchers found that a specific receptor on these cells, known as HTR2B, enhances cancer growth by blocking immune responses. When they used an FDA-approved drug called clozapine, which targets this receptor, along with immunotherapy, they saw a significant increase in survival rates and immune cell activity in mice with breast cancer that spread to the brain. Who this helps: This benefits patients with metastatic breast cancer, especially those at risk of brain metastasis.

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This study looked at how certain support cells in the nervous system, called Schwann cells, help sensory neurons become capable of sending electrical signals during their development. The researchers found that Schwann cells release a substance called prostaglandin E, which is essential for sensory neurons to develop properly. When this process is disrupted, it leads to long-lasting problems with how these neurons work, affecting the ability to sense things like touch or pain. Who this helps: This helps patients with sensory disorders and doctors working in neurology.

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This study looked at patients with hereditary polyposis syndromes (HPS), who face a high risk of cancer and obesity. Researchers found that using intragastric balloons along with antiobesity medications helped two patients lose weight successfully. This is important because traditional weight loss surgery poses extra risks for these patients, and these new treatments can provide safer alternatives. Who this helps: This helps patients with hereditary polyposis syndromes and obesity.

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This study examined how different stages of chronic kidney disease (CKD) affect the risk of heart failure and complications after a procedure called percutaneous coronary intervention (PCI), which is used to treat blocked heart arteries. It found that patients with CKD stages 3a to 5 had a significantly higher risk of experiencing heart failure or serious heart-related issues within 30 days after PCI compared to those with earlier stages of CKD, with a strong predictor rate of 92% for these events. This research is important because it highlights the need for special care and interventions for patients with advanced CKD undergoing heart procedures to reduce their risk of complications and death. Who this helps: This helps patients with chronic kidney disease and their doctors plan for safer treatment options.

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This study looked at the risks for patients with an unusual coronary artery during heart valve surgeries. Out of nearly 30,000 patients who had aortic or mitral valve replacement, only 29 had an abnormal artery that wasn’t fixed during surgery. The findings showed that 24% of patients with the abnormal artery had serious health issues after surgery, compared to 20% of those with normal arteries. However, ten years later, the survival rates were similar, at 59% for the abnormal group and 53% for the normal group. This research highlights that even though patients with abnormal coronary arteries are at risk, with careful planning, surgeries can still be safe. Who this helps: This helps patients undergoing heart valve surgeries and their doctors.