DR. MICHAEL F. REGAN, M.D.

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This research looked at how well heart transplants work for patients with systemic sclerosis (SSc), a disease that often leads to heart failure. Out of 1,153 heart transplant recipients, only seven had SSc, and six remained healthy with good heart function three years after the transplant. However, there was a significant risk of rejection, with 29% experiencing acute rejection within the first month and two patients facing long-term rejection issues over several years. Who this helps: This benefits patients with systemic sclerosis who may need heart transplants.

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This study looks at a young man who experienced rapid vision loss due to a rare condition called neurosarcoidosis, which affects the brain and nerves. Researchers found that treatments, including high-dose steroids and plasma exchange, significantly improved his symptoms. This matters because it highlights the need for better ways to diagnose and treat neurosarcoidosis, especially since its symptoms can mimic other conditions. Who this helps: This helps patients with neurosarcoidosis and their doctors by providing insights into effective treatments.

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This study looked at a targeted program to find and treat people at high risk for tuberculosis (TB) in specific US counties, especially among racial and ethnic minorities. The researchers found that implementing this program could prevent about 17,359 TB cases and 2,700 deaths over a person's lifetime, while also improving quality of life significantly. This matters because it not only helps reduce TB infections and deaths but also works to lessen health disparities among different racial groups. Who this helps: This helps patients at high risk for tuberculosis, especially those from racial and ethnic minority groups.

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This study looked at cancer survivors who had heart transplants to see how often they developed new cancers compared to those whose original cancers came back. Out of 104 cancer survivors who received heart transplants, 22 (or about 21%) developed new cancers about four years after their transplant, with 82% of these being completely new cancers, not relapses of their original ones. This is important because while cancer survivors have a higher chance of developing new cancers after a heart transplant, they still did well overall compared to other heart transplant patients. Who this helps: This helps cancer survivors undergoing heart transplant and their healthcare providers.

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This study looked at whether regular COVID-19 testing for care home staff could help protect residents, many of whom are vulnerable, from getting seriously ill. Researchers found no significant difference in hospital admissions for COVID-19 between homes with regular staff testing and those without, with a slight increase (1.19 times) but no statistical significance. Although testing was initially accepted, many care homes stopped testing staff due to changing policies and social norms, highlighting a need for clear guidelines moving forward. Who this helps: Patients living in care homes and their families benefit from understanding the effectiveness of testing policies.

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This study focused on a rare condition called anti-MDA5 dermatomyositis, which can affect the skin and muscles. Researchers found that some patients have skin problems related to blood vessel issues, even without high levels of a key enzyme in the blood, which can delay proper diagnosis and treatment. By recognizing these skin changes early, doctors can provide better care and potentially improve outcomes for patients, as all forms of this condition are linked to serious health risks. Who this helps: Patients with anti-MDA5 dermatomyositis and their doctors.

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This study looked at the outcomes of patients hospitalized for interstitial lung diseases (ILD), particularly focusing on acute exacerbations (AEILD). Researchers found that 40.2% of patients died within 90 days of being discharged from the hospital, and the risk was even higher at 47.6% for those with AEILD, which was linked to lower survival times—only 107 days compared to 241 days for other ILD cases. These findings underscore the urgent need for better care practices and palliative support for patients with ILD, especially those experiencing acute exacerbations. Who this helps: This helps patients with interstitial lung disease and their healthcare providers.

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This study looked at whether bacteria called Staphylococcus aureus found in the throat (oropharynx) match those found in the saliva (sputum) of people with cystic fibrosis (CF). Researchers found that in 86% of cases from 2018 and 94% of cases between 2020 and 2022, the strains of S. aureus from both locations were the same. This is important because it shows that testing the throat can effectively identify the same lung infections in CF patients who may not be able to cough up sputum. Who this helps: This helps patients with cystic fibrosis and their doctors by providing an alternative method for diagnosing lung infections.

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This study looked at heart transplant patients who do not speak English as their first language (NNES) to see how their outcomes compared to those who do (NES). Among 1,066 heart transplant recipients, 10% were NNES, and while there were no significant differences in survival rates between the two groups over 1 and 5 years, NNES patients showed a trend toward better survival rates. This matters because it highlights the importance of language support and resources for NNES patients to ensure they receive equal care. Who this helps: This helps heart transplant patients, especially those who are non-native English speakers, and their healthcare providers.

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This study looked at how older drivers in Australia feel about advanced driver-assistance systems (ADAS), which are designed to make driving safer. Out of 1,008 surveyed drivers, most had a positive attitude towards these systems, but many didn't fully trust them, citing concerns about privacy, safety, and possible failures. The research developed and validated a tool to measure their acceptance and trust, finding that three out of four key attitudes influence their willingness to use these systems. Who this helps: This benefits older drivers by understanding their concerns and improving the design and acceptance of safety technologies.

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This study looked at how well donor-derived cell-free DNA (dd-cfDNA) can help diagnose rejection in heart transplant patients compared to traditional methods. Researchers analyzed data from 247 biopsy samples and found that when dd-cfDNA levels reached or exceeded 0.26%, they accurately predicted rejection 89% of the time using a molecular technique, compared to just 64% accuracy with standard tissue analysis. These findings are important because they suggest that measuring dd-cfDNA can help identify heart transplant rejection much earlier than traditional methods, leading to better patient outcomes. Who this helps: This helps heart transplant patients by enabling earlier diagnosis and treatment of rejection.

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This study looked at the use of belatacept, a medication for heart transplant patients, to see how well it works and whether it's safe. Researchers found that while the rate of rejection of the new heart was similar between those using belatacept and those on standard treatment, the patients on belatacept had better kidney function, improving from a kidney function measure of 38 to 43 over a period of 26 months. This is important because heart transplant patients often struggle with kidney damage from other treatments, and belatacept offers a safer alternative without significantly increasing the risk of rejection. Who this helps: Heart transplant patients, especially those at risk for kidney issues.

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This study looked at whether giving staff in care homes COVID-19 tests twice a week, along with support for sick pay and filling in staffing gaps, would reduce the number of COVID-related hospital admissions among residents. Researchers found that there was no significant difference in hospital admission rates between homes that received the additional testing and those that followed standard testing guidelines—22.7 admissions per 1,000 residents in the testing group compared to 15.0 per 1,000 in the control group. This is important because it suggests that simply increasing testing does not necessarily lead to better outcomes for residents, highlighting the need for more effective strategies in managing COVID-19 in care homes. Who this helps: This information helps care home administrators and public health officials in making informed decisions about testing policies.

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This study focused on Ewing sarcoma, a type of cancer that mainly affects children and often spreads to other parts of the body. Researchers found that a specific receptor called Y5 plays a key role in this cancer spreading outside the lungs, with their experiments showing that only cancer cells with a working Y5 receptor were able to create new tumors in other locations. This finding is significant because it highlights a potential target for new treatments to prevent the spread of Ewing sarcoma. Who this helps: This helps patients with Ewing sarcoma by potentially leading to better treatments that limit metastasis.

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This study looked at how certain genetic changes in cancer DNA relate to treatment effectiveness in breast cancer patients whose condition worsened after using specific drugs called CDK4/6 inhibitors. Researchers found that more than half of the patients had mutations in a gene called ESR1, and those with certain mutations had a shorter time without disease progression—about 54% had ESR1 mutations and 35.5% had TP53 mutations, which were linked to reduced treatment success. Understanding these genetic changes helps doctors make better treatment decisions for patients who don’t respond to current therapies. Who this helps: This helps patients with metastatic HR-positive/HER2-negative breast cancer and their doctors in choosing more effective treatments.

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This study looked at how well patients who received heart transplants were screened for colorectal cancer (CRC) both before and after their surgery. Out of 650 heart transplant patients, 88.5% underwent screening before their transplant, and over half of those eligible for screening after transplant went on to get screened as well. The findings showed that while a significant number of patients were screened, many still had a higher risk of CRC, highlighting the need for better screening guidelines for these patients. Who this helps: This helps heart transplant patients by improving their cancer screening practices.

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This study explored how a community telehealth service called PanSupport offers supportive care to people with upper gastrointestinal cancer in Australia. Over three months, researchers looked at interactions with 30 patients and 10 caregivers and found that PanSupport provides various helpful activities similar to traditional hospital care. This matters because it shows that telehealth can deliver effective cancer support, making care more accessible for patients outside of hospitals. Who this helps: This benefits cancer patients and their caregivers.

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This study looked at how acute undernutrition affects child development in low- and middle-income countries, focusing on children under 5 years old. The research found that those with severe acute malnutrition (SAM) scored 1.06 points lower in cognitive development compared to their healthy peers, and children with wasting had lower motor skills scores as well. This is important because it highlights the significant negative impact of acute undernutrition on children's growth and learning abilities, which can affect their future. Who this helps: This helps children suffering from malnutrition and the healthcare providers working to improve their health and development.

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This study looked at two methods—donor-derived cell-free DNA (dd-cfDNA) and gene expression profiling (GEP)—to monitor heart transplant patients for signs of rejection. Out of 2,388 samples from 257 patients, 15% showed high levels of both tests, which indicated a rejection risk of 15.1%, and this group had a six-fold higher risk of death compared to those showing no problems. These findings emphasize the importance of closely monitoring patients using these tools to identify rejection early and potentially save lives. Who this helps: This helps heart transplant recipients by improving the monitoring of their condition to prevent rejection and improve outcomes.

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This study looked at the impact of mothers' past experiences with violence on their mental health and how that affects their children's behavior. Researchers followed 631 mothers in Lima, Peru, and found that 74% experienced intimate partner violence. They discovered that maternal anxiety during pregnancy contributed to children showing signs of anxiety or depression, with 32% of these behaviors linked to the mother's trauma. Who this helps: This helps mothers and their children by highlighting the importance of addressing maternal trauma and mental health during pregnancy.

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This study examined cases of prenatal polycystic kidney disease (PKD) that had unusual features, making them hard to diagnose after death. Researchers used advanced genetic testing, called genomic autopsy, on five families and were able to uncover the genetic causes of the disease in all of them. This is important because knowing the genetic basis helps families understand their risks for future pregnancies and can guide parents who may develop PKD later in life. Who this helps: This helps families facing genetic conditions and doctors looking to provide clear diagnoses and future planning options.

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In 2023, the Midwest Chapter of the Medical Library Association evaluated how accessible their resources and services are, forming a task force to identify and address any issues. The task force, which met monthly and was divided into four teams focusing on different areas such as meetings and website accessibility, created guidelines and best practices. They found that some improvements were necessary for the chapter's website and shared their findings with the wider organization and other chapters for broader benefit. Who this helps: This helps medical librarians and organizations improve access for all users.

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This study looked at a new way to control gene activity in human cells using a method called CRISPR. Researchers created a system that activates genes one after another in a planned sequence, which is important for programming cells to behave in specific ways. They found that by manipulating a particular part of the gene activation process, they could effectively control how genes turn on and off, which can significantly impact cell development. Who this helps: This benefits researchers and doctors working on gene therapies and regenerative medicine.

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This study looked at how the size of care homes affects the spread of COVID-19, focusing on outbreaks during two specific waves of the pandemic in England. Researchers found that small care homes, which have 10 or fewer beds, experienced much higher rates of infection: 42% of residents tested positive right after an outbreak began, and this increased to 61% after a week. In comparison, larger care homes had infection rates between only 3-6%. This is important because it shows that small care homes are more vulnerable to rapid COVID spread, indicating that they need special strategies to manage outbreaks effectively. Who this helps: This helps care home staff and management to better protect residents, especially in small facilities.

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This study looked at the risks of eye injuries during laser procedures used in urology. The researchers found no reports of eye injuries from the most commonly used lasers, but they noted that lasers with wavelengths below 1400 nm could cause serious eye damage, including blindness. The findings indicate that while eye protection is usually helpful, for certain lasers, following safety protocols may be sufficient, suggesting a more tailored approach to eyewear requirements. Who this helps: Patients and medical staff in urology.

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This study looked at how children diagnosed before birth with a genetic change called a copy-number variant of uncertain significance (VUS) develop compared to those who don’t have this variant. Researchers found that, on average, 6-year-old children with a VUS had similar cognitive, emotional, and health outcomes as those without a VUS, and many variants were later found to be harmless. This is important because it helps doctors and families understand that having a prenatal VUS may not affect a child's development or quality of life. Who this helps: This helps parents and doctors by providing clearer information on prenatal genetic testing results.

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In this study, researchers tested a combination of three drugs—eribulin, doxorubicin, and cyclophosphamide—on patients with a tough-to-treat type of breast cancer that lacks certain receptors (HER2-negative inflammatory breast cancer). Out of 22 patients, only one achieved complete cancer disappearance after treatment, but 85.6% were free of cancer complications after five years, which is a promising outcome. The treatment was manageable for most, with common side effects like fatigue and nausea, and the study also revealed potential biological reasons why some patients may not respond fully to treatment, pointing to new future research areas.

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This research examined whether tranexamic acid (TXA) can help reduce deaths from severe gastrointestinal bleeding. The study analyzed data from 14 clinical trials involving 14,338 patients and found that TXA did not significantly lower the risk of death compared to a placebo—showing a mortality risk ratio of 0.86, indicating no real difference. Moreover, TXA did not improve other outcomes like rebleeding or the need for surgery, and it may increase the risk of seizures in some cases. Who this helps: This information is important for doctors and patients dealing with severe gastrointestinal bleeding.

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This study examined the effects of receiving one versus two to three rounds of neoadjuvant chemotherapy (NAC) on patients with stage III inflammatory breast cancer (IBC) before surgery. Out of 808 patients, 24% of those on the first-line chemotherapy achieved a complete response, compared to 19% for those needing additional therapy, and the five-year survival rates were roughly equal for those who achieved a complete response regardless of the number of treatments (76% for the first-line and 83% for the multi-line). The research indicates that while patients needing more chemotherapy had lower survival rates overall, the effectiveness was similar for those who responded well to treatment. Who this helps: This research benefits patients with stage III inflammatory breast cancer and their doctors by informing treatment options.

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This study looked at tuberculosis (TB) cases in the U.S. from 2003 to 2019, focusing on how race and ethnicity affect diagnosis and treatment outcomes. Researchers found that non-Hispanic Black people had a 27% higher risk of serious issues (like being diagnosed after death or dying during treatment), while Hispanic and American Indian or Alaska Native people faced similar increased risks of 20% and 24%, respectively, compared to non-Hispanic White individuals. These findings highlight ongoing inequalities in TB care, indicating a need for better support and treatment for racially marginalized groups. Who this helps: This helps patients, especially those from racially diverse backgrounds affected by tuberculosis.

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This study looked at how well different genetic tests can diagnose the cause of intellectual disability in families where earlier tests didn't find answers. They found that genome sequencing (GS) diagnosed the cause in 28% of families that had unresolved issues after exome sequencing (ES), and overall, 69% of families had a genetic cause identified. This is important because better diagnoses can lead to more effective treatments and support for these patients, but GS is currently more expensive than other tests. Who this helps: This helps patients with intellectual disabilities and their families.

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Researchers looked into how urogenital bacteria are transmitted through sexual contact to better understand its effects on sexual and reproductive health. Out of 138 people studied, 54 of them were women, and 120 had genital chlamydia. They found 115 instances of similar bacteria strains among participants, with a small number (7 events) suggesting that some of this bacteria might have been transmitted sexually. Understanding these transmission patterns helps inform treatments that could prevent issues like bacterial vaginosis relapse. Who this helps: This benefits patients dealing with bacterial vaginosis and healthcare providers looking for effective treatment options.

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This research studied the occurrence of vaginal stenosis (narrowing of the vagina) after gender-affirming vaginoplasty, analyzing a total of 59 studies with over 7,300 participants. The overall rate of vaginal stenosis was found to be 5.83%, and when combined with other types of narrowing, the rate was 9.68%. The study highlighted differences between surgical techniques, showing a 5.7% rate in penile inversion vaginoplasty compared to just 0.2% in intestinal vaginoplasty, emphasizing the need for clearer definitions of vaginal stenosis for better patient care. Who this helps: This research benefits patients undergoing vaginoplasty and their healthcare providers.

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This research looked at how two different treatment approaches for locally advanced rectal cancer—standard neoadjuvant chemoradiotherapy (nCRT) and total neoadjuvant chemotherapy (TNT)—affected surgical outcomes. The study found that among 119 patients, those receiving TNT had higher rates of needing open surgery (11% increase) and experiencing anastomotic leaks (11% increase) compared to those who received standard nCRT, although rates of preserving the sphincter and forming an anastomosis were similar. These findings matter because complications like leaks can delay additional treatments, which might impact a patient's overall cancer outcome. Who this helps: This helps patients undergoing treatment for rectal cancer and their doctors in making informed decisions about their surgical options.

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This study looked at how rates of tuberculosis (TB) varied among different racial and ethnic groups in the U.S. from 2011 to 2021. It found that American Indian or Alaska Native females had TB rates as much as 14 times higher than non-Hispanic White females, and overall, 69% of TB cases in females and 62% in males during this period were from these racial/ethnic minority groups. Addressing these health disparities could potentially lower the overall TB cases by more than 60% among U.S.-born individuals. Who this helps: This benefits patients, especially those from racial and ethnic minority groups at higher risk of TB.

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The study focused on a tool called the modified McGill Thyroid Nodule Score (mMTNS), which helps predict the risk of thyroid cancer in children. Researchers reviewed the cases of 46 patients, finding that 35% had cancerous nodules, and discovered that a higher mMTNS score was linked to a greater chance of malignancy. Specifically, a score above 12 indicated an 87% chance of correctly identifying cancer cases, making this tool valuable for doctors in making informed decisions about treatment when test results are unclear. Who this helps: This helps doctors and pediatric patients by improving cancer risk assessments.

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This study looked at how well heart transplant programs can evaluate the mental and social readiness of patients on the waiting list. Researchers assessed 57 patients over 12 weeks and found that 93% attended their scheduled assessments without needing to reschedule, and 75% of the healthcare team felt the assessments were practical to carry out. Understanding and addressing the non-medical needs of these patients is important because it can help ensure they are better prepared for surgery and recovery. Who this helps: This helps patients waiting for heart transplants and their healthcare providers.

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This research examined how the prices of alcohol, tobacco, unhealthy food, sugary drinks, and gambling affect their demand. It found that higher prices typically lead to lower consumption: raising prices on these items can significantly reduce how much people use them. This is important because it shows that increasing taxes on such products can not only help reduce health issues linked to their consumption but also generate more tax revenue for public health efforts. Who this helps: This benefits public health officials and policymakers aiming to improve community health.

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This study explored whether artificial intelligence (AI) can improve how emergency department nurses prioritize patients based on their health needs. The researchers found that using AI helps reduce errors in assigning the Emergency Severity Index (ESI), which is critical for determining how quickly patients should be treated. This improvement ensures that sicker patients receive the care they need sooner, ultimately leading to better health outcomes. Who this helps: This benefits patients in emergency situations.

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This study looked at how a new gene test called MMDx can help doctors detect heart transplant rejection better than the traditional biopsy method. Researchers analyzed 418 biopsy samples and found that while only 7.7% were identified as rejected using the usual method, MMDx found rejection in 22.7% of cases, with many missed by the biopsy. The use of MMDx led to better survival rates after one year—87% for those guided by MMDx versus 78.6% for those only assessed by biopsy. Who this helps: This benefits heart transplant patients by improving rejection detection and treatment.

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This study looked at the long-term outcomes of heart transplants in adults with congenital heart disease, specifically comparing those with single-ventricle physiology to those with biventricular physiology. Researchers found that five years after the transplant, 66% of patients with single-ventricle physiology survived, compared to 91% of those with biventricular physiology. This difference highlights that adult patients with single-ventricle conditions face more complications after transplantation, making it important for doctors to consider these factors when planning treatment. Who this helps: This helps patients with congenital heart disease and the doctors who care for them.

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This study looked at why some racial and ethnic groups in the U.S. have worse outcomes when diagnosed with tuberculosis (TB) between 2011 and 2019. They found that Black and Hispanic individuals were more likely to not complete their TB treatment compared to White individuals, with a 27% higher risk for Black individuals and 22% higher for Hispanic individuals. Factors like poverty, a high prevalence of other serious health conditions, and neighborhood segregation played significant roles in these disparities, explaining around two-thirds of the differences. Who this helps: This research benefits patients with tuberculosis, especially those from Black and Hispanic communities.

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This study looked at how racial and ethnic differences affect tuberculosis (TB) cases and deaths among people born in the U.S. from 2023 to 2035. It found that if these disparities were eliminated, around 11,901 TB cases and 1,421 deaths could be avoided, saving nearly $914 million in health costs. Addressing these disparities is crucial for improving health outcomes and reducing the financial impact of TB in the U.S. Who this helps: This helps patients at higher risk for TB, healthcare providers, and public health officials.

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This study looked at the CATCH Rainbow Program, which taught 4th and 5th graders about nutrition, cooking, and gardening to boost their fruit and vegetable (FV) eating habits. After six cooking and gardening sessions, students reported eating about 0.4 more servings of fruits and vegetables per day, but there were no major changes in their body weight or skin carotenoid levels, which indicate FV intake. These results highlight the potential of educational programs in schools, even if they didn't lead to significant weight changes. Who this helps: This helps students and schools by promoting healthier eating habits.

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This study looked at blood tests measuring donor-derived cell-free DNA (dd-cfDNA) in patients who received heart transplants along with other organ transplants, to see how well it could indicate rejection of the transplanted organs. They found that the median dd-cfDNA levels were significantly different across groups: heart-kidney recipients had 0.18%, heart-liver had 1.15%, and heart-lung had 0.69%, with high prevalence rates of positive tests (42.2% for heart-kidney, 97.3% for heart-liver, and 92.3% for heart-lung). This matters because it shows that dd-cfDNA is often elevated in these patients, but the variability in results might make it less reliable for monitoring organ rejection specifically in those receiving multiple transplants. Who this helps: Patients with multi-organ transplants and their healthcare providers.

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This study looked at how brain cells called dentate granule neurons react to being stimulated, particularly focusing on their energy needs. Researchers found that when these neurons are active, they increase their use of glucose and generate more energy through a process involving a specific enzyme. Specifically, if the enzyme is blocked, the neurons struggle to recover their energy after being used. Who this helps: This research helps scientists and doctors understand how brain cells manage energy during activity, which can inform treatments for neurological conditions.

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This research introduces a new method for determining the position of a camera based on images taken from three different views, using either three points and one line or three points and two lines. The new approach, which uses a specially designed solver called MINUS, performs significantly better than existing methods, especially in challenging situations with noise or limited data. In tests, the new technique provided reliable results even when fewer clear matches were available, which existing methods struggled with. Who this helps: This benefits engineers and researchers working on camera systems and 3D reconstruction technologies.

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This study looked at whether regular COVID-19 testing of care home staff, particularly those without symptoms, helps reduce the spread of the virus and its impact on residents in England. The trial will compare two groups: one that receives testing twice a week and support for sick staff, and another that follows current testing guidelines. By measuring COVID-19-related hospital admissions and other outcomes, the research aims to determine if this testing approach is effective and cost-efficient. Who this helps: This benefits care home residents, their families, and the staff who care for them.

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This study looked at factors that contribute to depression among adolescents in six sub-Saharan African countries, focusing on 7,512 young people aged 10-19. It found that girls, older teens (ages 18-19), and those who experience bullying or violence have a higher risk of depressive symptoms. Additionally, those facing food insecurity are nearly twice as likely to show signs of depression, while consuming grains, roots, and tubers may protect against it. Who this helps: This research benefits adolescents and their health care providers by highlighting important factors affecting their mental health.