ROBERT SUNG GIL KWON, MD

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This study looked at how drinking alcohol affects the quality of life for middle-aged women going through menopause. Researchers followed 3,622 women over about 7.5 years and found that those who drank alcohol, especially heavy drinkers, reported poorer quality of life scores. Specifically, heavy drinkers had scores that were 0.20 points lower than non-drinkers, indicating more difficulties related to menopause symptoms. This research is important because it shows that alcohol consumption can negatively impact women's health during a challenging time in their lives. Who this helps: This helps middle-aged women experiencing menopause and their healthcare providers.

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This study looked at how chemotherapy affects the environment around pancreatic cancer cells, specifically focusing on a type of cell called cancer-associated fibroblasts (CAFs). Researchers found that after chemotherapy, these CAFs showed increased levels of certain genes related to nerve growth, which may help the cancer spread and resist treatment. They observed that these changes were more pronounced in metastatic tumors than in primary tumors, suggesting that targeting these CAFs might help improve treatment outcomes for pancreatic cancer patients. Who this helps: This helps patients with pancreatic cancer by identifying potential new treatment targets.

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This study focused on intraductal papillary mucinous neoplasms (IPMNs), which are cysts in the pancreas that can develop into pancreatic cancer. The researchers discovered a small group of cells within these low-grade IPMNs that showed signs of potential cancer progression, marked by specific proteins. This finding is important because it could help doctors better identify which patients with IPMNs might actually need treatment rather than just monitoring. Who this helps: Patients at risk of pancreatic cancer.

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This study examined how different social classes view the idea that hard work leads to economic success, especially in countries with varying levels of income inequality. The researchers found that in countries where income inequality is high, the differences in meritocratic beliefs between classes shrink; specifically, countries with more inequality showed smaller divides in how different social classes think about success based on effort. This matters because it sheds light on why people in unequal societies might not support political changes aimed at reducing inequality. Who this helps: This helps policymakers and advocates working on social justice and economic equity.

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This study developed a new model called qCXR-bioage, which uses chest X-ray images to estimate a person's biological age based on various organ measurements. Researchers analyzed data from over 257,000 Korean adults and found that this model can predict mortality risk better than using chronological age alone. Specifically, people whose biological age was at least six months older than their chronological age faced a 28% higher risk of dying, especially from heart-related issues. Who this helps: This helps doctors better assess the health risks of their patients.

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This study looked at how stress from taking care of children during the COVID-19 pandemic affected parents’ mental health. Researchers found that parents with high caregiving stress whose children showed challenging behaviors were more likely to feel depressed, with 115 families in the study showing this link. Additionally, parents experienced more depressive symptoms if their children had mental health issues, regardless of the stress level. Understanding these connections is important for finding ways to support families who are struggling, especially during difficult times like the pandemic. Who this helps: Parents and families dealing with children’s mental health challenges.

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This study looked at how different stages of menopause affect sleep quality in middle-aged Korean women. It found that sleep quality generally gets worse as women move from pre-menopause to late menopause and post-menopause, with scores on sleep quality assessments declining significantly during these stages. The research highlights the need for regular checks on sleep issues in women going through menopause, as many experience poorer sleep, especially those who are overweight. Who this helps: This helps middle-aged women going through menopause and healthcare providers supporting them.

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This study looked at different methods for measuring breast density and how these assessments relate to breast cancer risk in over 74,000 women. The findings showed that women classified as having dense breasts faced higher risks of developing breast cancer; for instance, those identified as dense by radiologists had a 2.37 times higher risk, while those assessed as dense by AI faced an even higher risk of 2.55 times. This is important because understanding how different assessments relate to breast cancer risk can help improve screening and early detection strategies. Who this helps: This helps patients, particularly those undergoing routine breast cancer screenings.

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This study looked at asthma trends over the past 30 years and found that while asthma rates have mostly leveled off, they are still higher among school-aged children. The overall number of people dying from asthma has gone down, which suggests better management of the condition. The research highlighted that many factors, like genetics, environment, and past respiratory issues, affect who develops asthma and who continues to have it into adulthood, showing that prevention strategies need to be tailored to specific places and situations. Who this helps: This helps patients, especially children with asthma, and healthcare providers developing targeted treatment plans.

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This study looked at how physical activity and cardiorespiratory fitness affect the risk of developing chronic kidney disease (CKD) in a large group of South Koreans, involving nearly 275,000 participants. While overall physical activity didn't show a strong connection to CKD risk, younger individuals under 45 and men who were more active had significantly lower risks, with figures suggesting that active men’s risk was reduced by about 19% compared to inactive ones. Additionally, those with high cardiorespiratory fitness had a 20% lower risk of CKD. Who this helps: This research benefits young patients and men by highlighting the importance of staying active for kidney health.

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This study looked at how well a machine learning model could predict substance use among teenagers in South Korea, the United States, and Norway using large datasets. The best model, called XGBoost, achieved an impressive prediction accuracy of around 98.36% in South Korea and somewhat lower accuracy in the U.S. and Norway. The study showed that factors like smoking status, body mass index (BMI), and feelings of sadness are important indicators for risk of substance use, highlighting the value of using machine learning in addressing youth substance abuse. Who this helps: This helps doctors and researchers who work with adolescents at risk of substance use.

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Researchers studied how to detect a specific problem in DNA repair (known as mismatch repair deficiency, or dMMR) in certain cancers of the urinary system, and they evaluated different testing methods. They found that the three main ways to test for dMMR—immunohistochemistry, polymerase chain reaction, and next-generation sequencing—differ in their accuracy and limitations. This is important because knowing if a cancer has dMMR can help doctors determine if treatments like pembrolizumab, an immune checkpoint inhibitor, are appropriate. Who this helps: This helps patients with dMMR genitourinary cancers.

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This study investigates two methods of treating cervical myofascial pain syndrome (CMPS), a painful condition affecting neck movement. Researchers compared Ultrasound-Guided Pharmacopuncture (UGP) to Non-Guided Pharmacopuncture (NGP) in over 100 patients. They expect that UGP will be more effective and safer because it uses real-time imaging to direct the treatment, potentially leading to better pain relief and improved movement. Who this helps: This helps patients experiencing acute neck pain and their healthcare providers.

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This study looked at how physical activity (PA) affects the risk of developing restrictive spirometry patterns (RSP), which can lead to serious health issues. It found that any level of physical activity lowers the risk of RSP compared to not being active at all. Notably, older adults over 45 had a 19% lower risk of RSP, men had a 13% lower risk compared to women, and current smokers had a 14% lower risk than non-smokers. Who this helps: This research benefits patients, especially older adults and those looking to manage the effects of smoking and inactivity.

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This study looked at pancreatic cysts called intraductal papillary mucinous neoplasms (IPMNs) to see which ones might develop into cancer. Researchers found a specific group of low-grade IPMN cells that show signs of being more dangerous, with 40% of these cells having a unique genetic marker (KRT17) linked to cancer progression. This discovery is important because it could help doctors better identify which patients need surgery and prevent unnecessary procedures for those with harmless cysts. Who this helps: This helps patients with IPMNs by improving cancer risk assessments and treatment decisions.

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This paper examines how surgical pathologists can improve the diagnosis of brain tumors by using molecular testing alongside traditional methods like looking at tissue samples and medical imaging. It highlights the importance of understanding different testing methods and common mistakes that can occur during diagnosis. By providing clear guidelines for using molecular results, the findings aim to enhance the accuracy of diagnosing these tumors. Who this helps: This benefits doctors and pathologists who diagnose brain tumors.

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This study looked at how the transition into menopause affected stress levels in middle-aged Korean women. It found that stress scores increased significantly during the late stages of menopause, particularly in areas like anger and depression, but dropped during post-menopause. This is important because understanding these changes can help improve health services for women going through menopause. Who this helps: This helps middle-aged women experiencing menopause and healthcare providers supporting them.

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This study looked at how women's hearing changes during menopause, following 4,448 women aged 42-52 for nearly a decade. Researchers found that most women (71.7%) had stable hearing until menopause, after which they experienced a decline, while 28.3% began with poorer hearing and saw a rapid decline. Women with obesity and high blood sugar were more likely to have worse hearing and a sharper drop in ability, underscoring the need for regular hearing checks for early detection and support. Who this helps: This helps middle-aged women and healthcare providers by emphasizing the importance of monitoring hearing changes during menopause.

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This study looked at changes in ferritin levels, a protein that stores iron, in nearly 1,900 women aged 31 to 56 during the menopausal transition. Researchers found that ferritin levels sharply increased from an average of 2.10 before menopause to 20.27 around menopause and remained high at 9.34 after menopause. This increase in ferritin is linked to fatty liver and components of metabolic syndrome, indicating that monitoring ferritin levels can be important for assessing women's health during and after menopause. Who this helps: This benefits women going through menopause, as well as their healthcare providers.

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This study looked at two methods of treating acute cervical myofascial pain syndrome (C-MPS): ultrasound-guided pharmacopuncture (UGP) and non-guided pharmacopuncture (NGP). Out of 97 patients, those who received UGP experienced a significantly greater reduction in pain and improved neck movements compared to those who received NGP. Importantly, no serious side effects were reported, showing that UGP is a safe and effective treatment option. Who this helps: Patients with acute cervical myofascial pain syndrome.

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This study looked at how well radiologists and artificial intelligence (AI) agree in interpreting mammograms, and how that agreement might relate to future breast cancer risk among women in Korea. Researchers found that women whose mammograms were flagged as concerning by both the radiologist and the AI had the highest risk of developing breast cancer, with a 5-year incidence rate of 3.74%. This is important because it indicates that when both a radiologist and an AI system agree on a positive finding, it signals a significant risk that may warrant further preventive measures. Who this helps: This helps patients undergoing breast cancer screening by providing clearer guidance on risk assessment.

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This study looked at the increasing rates of C-sections in private hospitals in Pakistan by comparing data from 2012-13 and 2017-18. It found that the likelihood of having a C-section in private facilities rose significantly—from 3.6% to 14.2%—while rates in public facilities went down, suggesting that many private C-sections might not be medically necessary. This matters because it raises concerns about the motivations behind these procedures, which could involve profit rather than patient health, highlighting the need for better public awareness about childbirth options. Who this helps: Women giving birth and their families.

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This study looked at how depressive symptoms changed in middle-aged Korean women going through menopause. Out of 1,178 women tracked for about 11 years, 75.5% had consistently low depressive symptoms, while 5.8% experienced increasing symptoms. Women with poor sleep or severe hot flashes were more likely to have worsening symptoms, with nearly half reporting thoughts of suicide at the start of the study, rising to 70% over time. Who this helps: This research benefits patients experiencing menopausal symptoms and their healthcare providers by highlighting the need for mental health screening.

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This study examined two treatments for achalasia, a condition that affects swallowing: peroral endoscopic myotomy (POEM) and laparoscopic Heller myotomy (LHM). The researchers found that both procedures improved the ability of the esophagus to stretch after surgery, with POEM showing a 137% increase and LHM a 198% increase in esophageal distensibility. Since there was no significant difference in hospital stay or readmission rates between the two methods, understanding which surgery offers longer-term benefits is important for patient care. Who this helps: This helps patients with achalasia seeking effective treatment options.

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This research looked at how different treatments affect men with oligometastatic prostate cancer, specifically comparing those diagnosed with metastases at the same time as prostate cancer (synchronous) versus those diagnosed later (metachronous). They found that 83% of men in the synchronous group had a good response to treatment, compared to only 50% in the metachronous group, and that the synchronous group experienced longer periods without cancer progression. This is important because it shows that treating prostate cancer and its metastases together may lead to better outcomes for patients diagnosed early. Who this helps: This study benefits patients with early-stage prostate cancer and their doctors by providing insights into effective treatment strategies.

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This study looked at how hot flashes and night sweats, known as vasomotor symptoms (VMSs), affect the mental health of premenopausal women aged 42-52. They found that women who experienced these symptoms were 76% more likely to have depressive symptoms compared to those who didn't, with a follow-up revealing that 406 out of 2832 women developed clinically relevant depression over about 6 years. This matters because it highlights the need for mental health support for these women, especially since VMSs can lead to significant emotional distress. Who this helps: This helps premenopausal women experiencing vasomotor symptoms.

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This study looked at how body weight and composition affect the risk of breast cancer in Korean women who haven't gone through menopause yet. They followed over 125,000 women for about 6.7 years and found that higher body mass index (BMI) and waist circumference were linked to a lower risk of developing breast cancer, with a 0.89 reduction per standard deviation increase in BMI. Interestingly, while higher fat mass was associated with reduced risk, more muscle mass seemed to increase the risk slightly. Who this helps: This research benefits premenopausal women and their healthcare providers.

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This study looked at how well radiologists and an artificial intelligence (AI) system could detect breast cancer in mammograms, focusing on women in Korea and considering the density of their breast tissue. Out of nearly 90,000 women studied, both the radiologists and the AI detected cancer rates that were mostly similar, but the AI had higher accuracy in correctly identifying non-cancerous cases and was more effective at reducing unnecessary follow-ups, with an impressive specificity of 93% compared to 77.6% for radiologists. This matters because it suggests that AI can enhance the accuracy of breast cancer screenings, particularly in women with dense breast tissue. Who this helps: This helps doctors and patients, particularly women with dense breasts, by improving cancer detection and reducing false alarms.

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This study focused on predicting suicidal thoughts in teenagers using advanced computer techniques called machine learning. Researchers analyzed data from nearly 566,875 adolescents in South Korea, along with additional data from groups in the United States and Norway. The best model they developed was able to correctly identify risk for suicidal thinking 90% of the time in South Korean data and around 83% and 81% in the U.S. and Norway, respectively. The main factors linked to suicidal thoughts were feelings of sadness and despair, which accounted for more than half of the risk, highlighting the importance of mental health in preventing suicides among young people. Who this helps: This research benefits adolescents at risk for mental health issues and the professionals who support them.

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This study looked at how common atopic dermatitis, a skin condition, is among Korean teenagers from 2009 to 2022, focusing on changes before and during the COVID-19 pandemic. They found that the prevalence increased slightly from 6.79% in 2009-2011 to 6.89% in 2018-2019, then decreased to 5.82% in 2022. Factors like middle school attendance, low parental education and income, and having no thoughts of suicide were linked with higher risk, highlighting the impact of social and economic factors on skin health. Who this helps: This helps patients, particularly adolescents with atopic dermatitis, and their families.

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This study looked at the effects of transcranial direct current stimulation (tDCS) on various health issues, analyzing results from 15 previous studies involving over 280 articles. It found that tDCS significantly improved symptoms for patients who had strokes, showing an improvement in daily functioning and motor skills, with a score increase of about 7.04 for daily activities and an improvement in post-stroke depression with a score increase of 1.61. The treatment also showed benefits for conditions like obsessive-compulsive disorder and attention-deficit/hyperactivity disorder, but it raised concerns about the potential for inducing mania in some patients. Who this helps: This helps patients dealing with neurological and mental health disorders.

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This study looked at the global impact of multidrug-resistant tuberculosis (MDR-TB) without extensive drug resistance (XDR) and how it affected people living with HIV/AIDS between 1990 and 2019. The researchers found about 450,000 new cases of MDR-TB in HIV-negative individuals in 2019, with 109,000 deaths, while for HIV-positive individuals, there were approximately 47,000 new cases and 19,000 deaths. The research highlighted that men generally had higher rates of MDR-TB in HIV-negative groups, but women faced greater challenges in HIV-positive cases, underscoring the need for tailored health interventions. Who this helps: This helps patients and healthcare providers working with those affected by both MDR-TB and HIV.

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This study looked at how overactive bladder (OAB) symptoms might be related to cognitive problems in middle-aged women, involving 1,652 participants with an average age of about 49. It found that women with OAB were nearly twice as likely to have cognitive impairment compared to those without it, with specific symptoms like needing to urinate at night or experiencing urgency linked to even higher risks. This matters because recognizing OAB as a potential indicator of cognitive decline can help in early screenings and interventions for affected women. Who this helps: Middle-aged women with overactive bladder symptoms and healthcare providers.

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This study looked at how COVID-19 infection affects mental health and brain function in the long and short term in South Korea and Japan. Researchers found that people who had COVID-19 faced higher chances of developing issues like insomnia, anxiety, and cognitive deficits, with some risks lasting up to a year or more. In particular, conditions like Guillain-Barré syndrome and mood disorders showed significant long-term increases in risk after COVID-19, although factors like mild illness and vaccination appeared to lower those risks. Who this helps: Patients recovering from COVID-19 and healthcare providers treating them.

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This research reviewed multiple studies to understand how bipolar disorder (BD) affects physical health, finding that people with BD are more likely to have eight serious health conditions. For example, those with BD are nearly three times more likely to develop dementia (odds ratio of 2.96) and over three times more likely to have Parkinson's disease (3.35). These findings are important because they highlight the need for doctors to monitor and manage these additional health risks for patients with BD. Who this helps: People with bipolar disorder and their healthcare providers.

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This study looked at how common overactive bladder (OAB) symptoms are among middle-aged women at different stages of menopause. Researchers found that these symptoms, particularly waking up at night to urinate (nocturia), became more common as women transitioned through menopause. For example, the likelihood of experiencing nocturia increased significantly for women who woke up two or more times at night. Who this helps: This information is valuable for middle-aged women experiencing menopause-related bladder issues, healthcare providers, and specialists who treat these symptoms.

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This study examined the connection between attention-deficit/hyperactivity disorder (ADHD) and various health issues by reviewing 22 earlier studies involving over 234 million people worldwide. The researchers found strong evidence linking ADHD to several psychiatric conditions, obesity, sleep problems, and vision issues. For example, individuals with ADHD are at a higher risk for depression and other mental health issues and have increased risks related to obesity and suicidal thoughts. Who this helps: This research helps doctors and healthcare providers who treat patients with ADHD by emphasizing the need to monitor and manage these additional health risks.

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This study looked at suicide rates among children and adolescents aged 5-19 from 1990 to 2019. It found that while global suicide rates have decreased over the years, they remain alarmingly high, with around 52,000 deaths each year, and young males are particularly affected. The COVID-19 pandemic has likely increased suicide risks, especially in areas like Southeast Asia, highlighting the urgent need for better prevention and treatment strategies. Who this helps: This helps children and adolescents at risk of suicide, their families, and healthcare providers.

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This study looked at how daily step counts and walking speed affect healthy metabolic status in 51 Korean adults aged 30 to 40 who don't have chronic diseases. The researchers found that slower walking speeds were linked to a higher chance of being metabolically unhealthy, with key improvements in predictions of metabolic health when walking speed and step counts were included in health assessments. This matters because understanding these physical activity levels can help improve the identification and management of metabolic health issues. Who this helps: Patients looking to improve their metabolic health and doctors needing better tools for assessment.

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This study looked at over 3 million adults in South Korea from 2009 to 2022 to see how the rates of high blood pressure, or hypertension, changed during the COVID-19 pandemic. Researchers found that while overall rates of people diagnosed with and treated for hypertension increased before the pandemic, these rates decreased during the pandemic, especially among older adults and those who drink alcohol frequently. Understanding these trends is important because it helps identify groups at risk of not getting the care they need during stressful times. Who this helps: This helps patients with hypertension and healthcare providers looking to improve treatment strategies during crises.

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This study examined how well certain measurements from CT scans can predict the risk of diabetes and related health issues in adults. Researchers looked at data from over 32,000 adults, finding that 6% had diabetes at the start, increasing to 9% over about 7 years. They discovered that measuring visceral fat was particularly effective in predicting diabetes risk, with accuracy rates of 70% in men and 82% in women when looking at current cases, and slightly improved results when combining other factors like muscle and liver fat. Who this helps: This helps patients at risk for diabetes and doctors in identifying and managing health conditions early.

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This study looked at how working long hours and doing shift work can affect people's thoughts of suicide. It found that people who work more than 55 hours a week are 1.65 times more likely to have suicidal thoughts compared to those who work less than 40 hours. Additionally, shift workers have a 1.34 higher risk than those who don’t work shifts. Understanding these links is important because it can help companies create safer work environments that reduce the risk of suicidal thoughts. Who this helps: This information benefits workers and employers.

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This research focused on setting up a clinical trial network for treating Veterans with a specific type of prostate cancer called oligometastatic prostate cancer (OMPC). The study found that by adapting their approach, like including more patients and allowing for additional metastatic sites, they could improve participation and effectiveness. This work is important because it helps create better systems for conducting cancer research, which can ultimately lead to better treatments for Veterans. Who this helps: Veterans with prostate cancer.

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This study analyzed how people in Europe view the importance of hard work, skills, and social connections when it comes to success. Researchers used data from the European Social Survey and found three distinct groups of opinions, with one group emphasizing all three factors—hard work, skills, and social connections—more than others. Notably, people from higher social classes were more likely to value these meritocratic beliefs overall. Who this helps: This helps policymakers and educators understand what influences people's views on success, which can inform programs and policies aimed at reducing inequality.

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This study looked at how a woman's height affects her risk of developing breast cancer, specifically in premenopausal Korean women under 40. Researchers found that for every 10 centimeters a woman is taller, her risk of breast cancer increases by 44%. For instance, women taller than 170 centimeters had more than double the risk of breast cancer compared to those shorter than 155 centimeters. Who this helps: This information benefits young women and their healthcare providers by raising awareness of breast cancer risk factors related to height.

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This study examined how a machine learning approach could analyze PET/CT scans of patients with intrahepatic cholangiocarcinoma (IHCC) to predict their chances of survival and avoiding cancer recurrence after surgery. Researchers looked at scans from 60 patients, finding that specific clusters identified by the analysis showed significant differences in outcomes: 36 patients had cancer return, and 31 died during follow-up. The results indicated that the clustering method was a strong predictor of both recurrence-free survival and overall survival. Who this helps: This helps patients with intrahepatic cholangiocarcinoma by providing better predictions about their prognosis.