1.Early Femoral Head Destruction following Non-Surgical Management of Acetabular Fractures in the Elderly
Keun-Young SHIN ; Gwan-Bum LEE ; Young-Joon CHO
The Journal of the Korean Orthopaedic Association 2026;61(1):94-99
Conservative treatment often yields favorable outcomes in elderly patients with minimally displaced acetabular fractures. On the other hand, several reports in the international literature have described cases of early femoral head destruction following an acetabular fracture, and have emphasized the need to distinguish these from avascular necrosis or rapidly progressive osteoarthritis on a pathological basis.This paper describes two elderly patients (92 and 83 years old) who experienced accelerated femoral head destruction under non-surgical treatment for acetabular fractures.
2.Usability Test of Vocal Hygiene Program Application for Patients With Voice Disorders
Seo Yeon CHO ; Jae Deuk JO ; Chae Rim PARK ; Gil Joon LEE ; Sung Min JIN ; Sang Hyuk LEE
Journal of the Korean Society of Laryngology Phoniatrics and Logopedics 2026;37(1):43-47
Background and Objectives:
Patients with voice disorders often face difficulties in managing their vocal health in daily life, highlighting the need for voice management and hygiene education without temporal or spatial limitations. This study aimed to evaluate the usability of a smartphone-based voice hygiene application developed for patients with voice disorders.Materials and Method Thirty patients diagnosed with voice disorders who underwent voice therapy participated in the study. After using the voice hygiene application for 4 weeks, participants completed a usability questionnaire composed of ten items across five key categories: aesthetics, functionality, engagement, usability, and reliability (two items per category).
Results:
The overall usability score of the voice hygiene application was 3.94 out of 5. The highest ratings were observed in aesthetic design and convenience. Engagement was positively influenced by the app’s reminder feature, and satisfaction regarding information reliability and system functionality was also generally high.
Conclusion
The voice hygiene application was found to be a useful tool for supporting self-management and maintaining vocal hygiene among patients with voice disorders through unrestricted accessibility. This study suggests that such applications can promote consistent voice hygiene practices and contribute to the improvement of vocal health.
3.Associated factors of osteoporosis and the impact of osteoporosis on all-cause mortality in incident hemodialysis older patients
Seunghye LEE ; Yoomee KANG ; Yu Ah HONG ; Sung Joon SHIN ; Soon Hyo KWON ; Sungjin CHUNG ; Young Youl HYUN ; Sang Heon SONG ; Jae Won YANG ; Won Min HWANG ; Jang-Hee CHO ; Kyung Don YOO ; In O SUN ; Gang-Jee KO ; Byung Chul YU ; Hyunsuk KIM ; Woo Yeong PARK ; Tae Won LEE ; Dong Jun PARK ; Eunjin BAE ;
Kidney Research and Clinical Practice 2026;45(1):110-119
Background:
With the aging population and advancements in medical care worldwide, the number of older patients with end-stage kidney disease continues to rise. This study aimed to identify factors associated with osteoporosis and osteopenia in older patients undergoing incident hemodialysis and assess their impact on mortality.
Methods:
We analyzed a large multicenter retrospective cohort of patients aged ≥70 years undergoing incident hemodialysis to identify factors associated with osteoporosis using logistic regression analysis and to assess the association of death with osteoporosis and osteopenia using Cox multivariable analysis.
Results:
Among 710 patients, 39.0% and 19.6% had osteoporosis and osteopenia, respectively. Osteoporosis was significantly associated with female sex, a history of fractures, and the absence of phosphate binder use. During a median follow-up of 36.8 months, 348 participants (58.8%) died. Mortality rates were the highest in the osteoporosis group (79.8%), followed by the osteopenia (77.2%) and normal bone mineral density (BMD) groups (35.2%). Cox regression analysis revealed that even after adjusting for covariates, the osteoporosis group was significantly associated with a higher mortality risk than the normal BMD group. Osteoporosis at the start of hemodialysis was significantly associated with higher mortality.
Conclusion
We should consider the importance of bone health in patients undergoing incident hemodialysis and pay attention to the use of phosphate binders and fracture prevention.
4.Impact of obesity on renal function in elderly Korean adults: a national population-based cohort study
Jihyun YANG ; Hui Seung LEE ; Chi-Yeon LIM ; Hyunsuk KIM ; Sungjin CHUNG ; Soon Hyo KWON ; Jang-Hee CHO ; Kyung Don YOO ; Woo Yeong PARK ; In O SUN ; Byung Chul YU ; Gang-Jee KO ; Jae Won YANG ; Won Min HWANG ; Sang Heon SONG ; Sung Joon SHIN ; Yu Ah HONG ; Eunjin BAE ; Young Youl HYUN
Kidney Research and Clinical Practice 2026;45(1):65-76
Background:
Obesity is a well-known risk factor for chronic kidney disease and its progression. However, the impact of obesity on the renal function of the elderly population is uncertain. We investigated the association between obesity and renal outcomes in the elderly.
Methods:
We analyzed 130,504 participants from the Korean National Health Insurance Service-Senior cohort. Obesity was classified according to body mass index (BMI), sex-specific waist circumference (WC), and the presence of metabolic syndrome. The primary outcome was renal function decline, defined as a decline in the estimated glomerular filtration rate (eGFR) of at least 50% from baseline or new-onset end-stage renal disease.
Results:
During a follow-up period of 559,531.1 person-years (median, 4.3 years), 2,486 participants (19.0%; incidence rate of 4.44 per 1,000 person-years) showed renal function decline. A multivariate Cox proportional hazards model revealed that BMI/WC was not associated with renal function decline. However, the group with metabolic syndrome had a significantly increased risk of renal function decline compared to the group without metabolic syndrome (adjusted hazard ratio [HR], 1.24; 95% confidence interval [CI], 1.13–1.36). Compared with the non-metabolic syndrome group, the adjusted HRs (95% CI) for participants with one through five components were 0.96 (0.84–1.11), 1.10 (0.96–1.27), 1.24 (1.06–1.45), 1.37 (1.12–1.66), and 1.99 (1.42–2.79), respectively (p for trend < 0.001).
Conclusion
In elderly Korean adults, metabolic syndrome and the number of its components were associated with a higher risk of renal function decline, but BMI or WC was not significant.
5.Rethinking first-line screening in MASLD beyond the limitations of Fibrosis-4 index: Editorial on “Risk stratification by noninvasive tests in patients with metabolic dysfunction-associated steatotic liver disease”
Han Ah LEE ; Young Youn CHO ; Hyung Joon KIM
Clinical and Molecular Hepatology 2026;32(2):921-923
6.Clinical and Urodynamic Predictors of Urinary Urgency Improvement After Cystocele Repair
Ju Hun AHN ; Joon Chul KIM ; Jin Bong CHOI ; Jun Sung KOH ; Young Kyu HAN ; Seong Joo YANG ; Kang Jun CHO
International Neurourology Journal 2026;30(2):163-171
Purpose:
Overactive bladder (OAB) symptoms may improve following surgical correction of cystocele. This study aimed to evaluate changes in urgency, the primary symptom of OAB, and identify factors associated with improvement in urgency after surgical treatment for cystocele.
Methods:
We conducted a retrospective analysis of medical records for patients who underwent surgical treatment for cystocele and had preoperative urgency measuring ≥3 on a 5-point urinary sensation scale. Patients were categorized into 2 groups based on their urgency status 3 months postsurgery: those with improved urgency and those without improvement. Improvement was defined as a reduction of 2 or more points on the scale following surgery. We compared preoperative clinical and urodynamic factors between the 2 groups.
Results:
A total of 137 patients were included in the study, with 98 (71.5%) showing improvement in urgency symptoms after surgery. The improved group had a significantly higher prevalence of preoperative urgency urinary incontinence (UUI) (62.2% vs. 30.8%, P=0.001) and bladder outlet obstruction (43.9% vs. 20.5%, P=0.011) compared to the nonimproved group. Urodynamic evaluations indicated that the detrusor pressure at maximum flow rate (PdetQmax) was significantly higher in the improved group than in the nonimproved group (P=0.004). Multivariate logistic regression analysis identified preoperative UUI, higher PdetQmax, and lower vaginal parity as independent predictors of improvement in urgency postoperatively.
Conclusions
Preoperative UUI, higher PdetQmax, and lower vaginal parity were significant predictors of postoperative improvement in urgency. Both clinical and urodynamic factors may help identify patients with cystocele and preoperative urgency who are most likely to benefit from anatomical correction.
7.Management of Abrupt Vessel Closure During Percutaneous Coronary Intervention: A Narrative Review
Yongwhan LIM ; Seok OH ; Joon Ho AHN ; Seung Hun LEE ; Dae Young HYUN ; Kyung Hoon CHO ; Min Chul KIM ; Doo Sun SIM ; Young Joon HONG ; Ju Han KIM ; Youngkeun AHN
Journal of Cardiovascular Intervention 2026;5(1):1-10
Abrupt vessel closure (AVC) is a complication of percutaneous coronary intervention (PCI) and is defined as the sudden cessation of forward coronary blood flow due to a variety of mechanisms. The incidence of AVC has markedly decreased from approximately 3.0% in the early era to about 0.3% today. Nevertheless, cardiovascular interventionists must remain prepared to manage AVC effectively, given its significant impact on clinical outcomes.AVC can arise from several mechanisms, including dissection, intramural hematoma, intracoronary thrombosis, air embolism, vasospasm, and no-reflow. The clinical impact of AVC varies depending on the extent of myocardium affected, ranging from asymptomatic events or transient ischemic chest pain to cardiogenic shock or cardiac arrest. Both a general approach for stabilizing hemodynamic consequences and an etiology-specific management strategy are essential. Hasty decision-making may worsen the situation, whereas a structured approach—focused on hemodynamic stabilization, logical diagnostic processes, and targeted interventions—can improve outcomes. In this narrative review, we describe the mechanisms underlying each etiology, outline mechanism-specific management strategies, and discuss general approaches to managing patients with AVC through logical diagnostic and treatment processes. We hope this review offers valuable insights into this uncommon but significant complication and enhances readers’ skills in managing AVC more effectively during PCI.
8.Association of Psychiatric Disorder Comorbidities With Global and Orbital Ablative Surgeries: A Real-World Retrospective Cohort Study
Sra JUNG ; Sung Joon CHO ; Jisang HAN
Psychiatry Investigation 2026;23(1):79-87
Objective:
To assess the incidence and risk of psychiatric disorders, including depression, anxiety, and trauma-related disorders, in individuals who underwent globe and orbital ablative surgeries compared to a matched control group.
Methods:
This retrospective cohort study used Korean National Health Insurance Service data. The cohort included 338,767 individuals, with 16,545 in the surgery group (orbital exenteration, enucleation, or evisceration, 2003–2021) and 322,222 matched controls. After exclusions, 12,965 patients were matched with 251,445 controls via propensity score matching. The cumulative incidence and risk of psychiatric disorders, including depression (F32.x, F34.0, F34.1), anxiety (F40.x, F41.x), and trauma-related disorders (F43.x), over three years post-surgery. Kaplan-Meier analysis assessed cumulative incidence, while Cox proportional hazards regression estimated adjusted hazard ratios (HRs) and 95% confidence intervals (CIs).
Results:
A total of 264,410 individuals (mean age, 54.4 years; 63.3% man) were included. The surgery group had significantly higher cumulative incidence of psychiatric disorders (log-rank p<0.001). The incidence rate ratio was 1.63 (95% CI, 1.52–1.75). Risk was greatest in younger individuals (incidence rate ratio, 2.15; 95% CI, 1.75–2.64) and men (1.77 vs. 1.48 in women). Higher comorbidities were associated with lower risk (HR: 0.91 in men, 0.90 in women), as was higher socioeconomic status (HR: 0.76 in men, 0.68 in women).
Conclusion
Globe and orbital ablative surgeries were associated with significantly increased psychiatric risk, particularly in younger men. Higher comorbidities and socioeconomic status appeared to mitigate this risk. Integrated mental health support should be considered in postoperative care.
9.Managing Bipolar Disorder With Aripiprazole Once Monthly: From Symptom Stabilization to Functional Recovery
Hye Ryun YANG ; Sra JUNG ; Jiwan MOON ; Mi Yeon LEE ; Suhyeon MOON ; Dong Won SHIN ; Sung Joon CHO
Psychiatry Investigation 2026;23(1):97-105
Objective:
Medication adherence is crucial for long-term outcomes in bipolar disorder. Despite the rising use of aripiprazole, a longacting injectable for bipolar disorder, once monthly to improve adherence and manage side effects, research on its effects in South Korean patients with bipolar disorder is limited.
Methods:
In this non-interventional, retrospective study, medical records were used to analyze aripiprazole once monthly treatment from its initiation in routine clinical settings. The data were collected at 1, 3, 6, 9, and 12 months. Functional level and symptom severity were measured using the Global Assessment of Functioning (GAF), Clinical Global Impression–Bipolar–Severity (CGI-BP-S), Young Mania Rating Scale (YMRS), Korean version of the Montgomery–Åsberg Depression Rating Scale (K-MADRS), and Hamilton Anxiety Rating Scale (HAM-A). Additionally, the dosages and number of pills of mood stabilizers and antipsychotics, and the total number of medications, were recorded.
Results:
Among 24 patients with bipolar disorder, significant functional improvement and symptom relief were observed over 1 year, with a significant reduction in total pill count and dosages of mood stabilizers and antipsychotics. Specifically, the GAF score increased by 25.7% (p=0.001), while CGI-BP-S, YMRS, K-MADRS, and HAM-A scores decreased by 24.4% (p=0.001), 81.2% (p=0.001), 36.2% (p=0.002), and 36.1% (p=0.003), respectively. Six patients reported side effects such as akathisia, tremors, weight gain, and headache, but no severe adverse effects were noted.
Conclusion
This study showed significant improvement in functional outcomes and mood symptoms with monthly aripiprazole treatment in bipolar disorder. Mood stabilizer and antipsychotic dosages were also reduced. The results highlight the proactive role of longacting injectable antipsychotics in enhancing functioning, symptoms, and quality of life in bipolar disorder.
10.High-Intensity Statin Therapy and Functional Independence after Acute Ischemic Stroke in Adults Aged 75 years and Older: A Retrospective, Single-Center Cohort Study
Hyerim CHOI ; Eung-Joon LEE ; Mee Jee KIM ; Ga Hyun KIM ; Shinwoong KIM ; Namhee KIM ; Jeong Yeon SEOK ; A Jeong KIM ; Yun Hee JO ; Yoonsook CHO ; Keun-Hwa JUNG
Annals of Geriatric Medicine and Research 2026;30(2):170-179
Background:
Older patients aged ≥75 years are underrepresented in major statin trials, leaving the optimal statin intensity after acute ischemic stroke (AIS) undefined. We aimed to compare functional outcomes and short-term safety between high-intensity statin therapy (HIST) and moderate-intensity statin therapy (MIST) in patients aged ≥75 years with AIS or transient ischemic attack.
Methods:
Using a prospective stroke registry at a single tertiary center (2019–2022), we retrospectively analyzed 337 patients aged ≥75 years with AIS or transient ischemic attack who maintained statin therapy for 3 months (HIST n=117; MIST n=220). The primary outcome was a favorable 3-month functional outcome (modified Rankin Scale score 0–2). Secondary outcomes included stroke recurrence, adverse effects, and statin discontinuation. Multivariable logistic regression with pre-specified sensitivity analyses was performed.
Results:
Favorable outcomes at 3 months were more frequent with HIST (70.9% vs. 55.9%; p=0.010). After multivariable adjustment, HIST was independently associated with a favorable outcome (adjusted odds ratio [aOR]=2.03, 95% confidence interval [CI] 1.17–3.53), consistent across sensitivity analyses: per-protocol (aOR=3.48, 95% CI 1.97–6.17) and atrial fibrillation-adjusted (aOR=2.21, 95% CI 1.26–3.89). No significant differences were observed in statin discontinuation, stroke recurrence, or adverse effects.
Conclusion
In older patients with AIS, HIST was independently associated with better functional outcomes without evidence of increased harm, broadly consistent with current guideline recommendations for HIST when tolerated. Prospective studies are needed to confirm a causal relationship.

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