1.Circulating microRNAs in atrial fibrillation with HFpEF: a pilot study exploring short-term variability and clinical feasibility
YouMi HWANG ; Daye JUNG ; Seong-Hun JUNG ; Min-Ji KIM ; Sung-Jung KIM
International Journal of Arrhythmia 2026;27(1):e5-
Background and Objectives:
Circulating microRNAs (miRNAs) have been proposed as potential biomarkers in atrial fibrillation (AF) and heart failure (HF), but their role in patients with AF and heart failure with preserved ejection fraction (HFpEF) remains uncertain.
Methods:
We measured serum levels of 4 candidate miRNAs (miR-21, miR-146a, miR-146b, and miR-328) using quantitative polymerase chain reaction in 45 patients with persistent AF and HFpEF and five non-AF arrhythmia controls (Healthy). Expression levels were normalized to miR-16 and expressed as fold change (2−ΔCt ). Baseline (V1) and 3–6 months follow-up (V2) samples were analyzed, and comparisons were performed using non-parametric tests.
Results:
At baseline, none of the 4 miRNAs differed significantly between AF patients and Healthy controls; miR-21, 1.24 ± 0.55 vs. 1.15 ± 0.32 (P = 0.57); miR-146a, 0.66 ± 0.35 vs. 0.65 ± 0.06 (P = 0.71); miR-146b, 0.12 ± 0.07 vs. 0.11 ± 0.01 (P = 0.90); and miR-328, 0.08 ± 0.05 vs. 0.07 ± 0.03 (P = 0.95), all P > 0.5. Baseline comparisons were analyzed using relative expression values (2−ΔCt , normalized to miR-16), while longitudinal changes between V1 and V2 were assessed using fold change (2−ΔΔCt ). No significant longitudinal changes were observed across treatment groups.
Conclusions
In patients with persistent AF and HFpEF/HF with mildly reduced ejection fraction, circulating miR-21, miR-146a, miR-146b, and miR-328 showed no significant differences compared with the non-AF arrhythmia control group and did not change after 6 months of renin-angiotensin-aldosterone system-targeted therapy. These pilot data suggest that the short-term utility of biomarkers is limited and warrants validation in larger, randomized cohorts.
2.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.
3.En bloc capsulectomy of a pseudocyst-like pocket after a massive filler injection into the buttocks: two case reports
Kyung Min KIM ; Jeong Hun AHN ; Ki Hyun KIM ; Sang Seok WOO ; Jun Won LEE ; Seong Hwan KIM ; Jai Koo CHOI ; Insuck SUH
Archives of Aesthetic Plastic Surgery 2026;32(2):26-31
Buttock augmentation is an increasingly popular cosmetic procedure designed to enhance buttock contour, size, and shape. However, the safety profile of this procedure remains insufficiently established, and it carries risks of complications, including foreign body reactions and infections. These complications may be exacerbated by filler migration, resulting in large soft-tissue cavities that resemble pseudocysts. In this study, we describe two patients who developed severe complications following massive filler injections to the buttocks. A 56-year-old female patient presented with a 6×5 cm soft-tissue defect associated with an extensive underlying dead space, sinus tract formation, and a large pocket extending across the buttock. Additionally, a 50-year-old female patient developed diffuse cellulitis and multiple abscesses secondary to migration of an infected filler-related pseudocyst. Both patients underwent successful en bloc capsulectomy, resulting in marked clinical improvement without recurrence or postoperative complications. These cases underscore the serious complications associated with large-volume filler injections and highlight the importance of comprehensive surgical management in addressing late-stage adverse outcomes.
4.Chronic Invasive Fungal Rhinosinusitis Managed With Surgical Debridement and Topical Amphotericin B Without Systemic Antifungal Therapy: A Report of Two Cases
Do Hun KIM ; Yanggyun LEE ; Bomi KIM ; Seong Kook PARK
Journal of Rhinology 2026;33(1):45-50
Chronic invasive fungal rhinosinusitis (CIFR) is a rare subtype of invasive fungal rhinosinusitis characterized by a slow clinical course and histopathologic evidence of tissue invasion. It is distinct from noninvasive fungal ball rhinosinusitis and acute invasive fungal rhinosinusitis. The standard treatment for CIFR consists of surgical debridement combined with systemic antifungal therapy. However, systemic antifungal agents may not be feasible in certain patients because of drug-related toxicity, impaired renal function, or socioeconomic constraints. In addition, the optimal role of topical antifungal therapy in CIFR has not been clearly established. Herein, we describe two patients with diabetes mellitus who had CIFR confined to the sinonasal cavity and were managed with surgical debridement combined with topical amphotericin B application, without systemic antifungal therapy. Both patients demonstrated favorable clinical outcomes. These cases suggest that, in carefully selected patients with localized CIFR, a surgery-centered management strategy incorporating adjunctive topical amphotericin B may represent a feasible alternative when systemic antifungal therapy cannot be administered, provided that careful and prolonged follow-up is ensured.
5.Cervical Spinal Melanocytoma: A Case Report and Literature Review
Chan Joo PARK ; Soo Hyun LEE ; Do Heum YOON ; Seong Bae AN ; Inbo HAN ; Seung Hun SHEEN ; Sun-Yoon CHUNG ; Jinhyung HEO ; Hye Jeong CHOI ; Seil SOHN
The Nerve 2026;12(1):56-60
Spinal melanocytoma (SMC) is a rare, slow-growing tumor arising from melanocytes in the spinal cord. We report a patient with a cervical intra- and extradural spinal tumor causing progressive weakness and numbness. On magnetic resonance imaging (MRI), the lesion showed intense homogeneous enhancement, similar to that seen in common neurogenic spinal tumors. After complete resection, pathological examination confirmed melanocytoma. A review of previously reported cases identified 26 reports of this tumor in the cervical spine, most of which were treated with complete surgical resection. Gross total resection is the preferred treatment, although radiation therapy may be considered when residual tumor remains. We report a 25-year-old male patient who presented with progressive weakness and numbness in both the upper and lower extremities for 3 months. MRI showed homogeneous enhancement. The mass compressed the spinal cord at C6–7 and extended through the neural foramen. Based on the MRI findings, spinal schwannoma was suspected preoperatively. Surgical resection was performed with laminectomy, durotomy, and right facetectomy. A dark-colored mass with well-demarcated margins was exposed and removed. Postoperative MRI confirmed complete removal of the mass. The patient recovered well, and his preoperative myelopathic symptoms gradually improved. SMC is a rare benign tumor that may be mistaken for schwannoma. The treatment of choice is gross total resection.
6.Early Administration of Nelonemdaz May Improve the Stroke Outcomes in Patients With Acute Stroke
Jin Soo LEE ; Ji Sung LEE ; Seong Hwan AHN ; Hyun Goo KANG ; Tae-Jin SONG ; Dong-Ick SHIN ; Hee-Joon BAE ; Chang Hun KIM ; Sung Hyuk HEO ; Jae-Kwan CHA ; Yeong Bae LEE ; Eung Gyu KIM ; Man Seok PARK ; Hee-Kwon PARK ; Jinkwon KIM ; Sungwook YU ; Heejung MO ; Sung Il SOHN ; Jee Hyun KWON ; Jae Guk KIM ; Young Seo KIM ; Jay Chol CHOI ; Yang-Ha HWANG ; Keun Hwa JUNG ; Soo-Kyoung KIM ; Woo Keun SEO ; Jung Hwa SEO ; Joonsang YOO ; Jun Young CHANG ; Mooseok PARK ; Kyu Sun YUM ; Chun San AN ; Byoung Joo GWAG ; Dennis W. CHOI ; Ji Man HONG ; Sun U. KWON ;
Journal of Stroke 2025;27(2):279-283
7.Comparison of Higher-order Aberrations Outcomes between Sutured Scleral Fixation and Modified Yamane Sutureless Scleral Fixation
Dong Jin HAN ; Myung Jun SEONG ; Jong Min LEE ; Jong Hyun LEE ; Do Hyung LEE ; Min Kyung SONG ; Hun JIn CHOI
Journal of the Korean Ophthalmological Society 2025;66(2):86-93
Purpose:
We investigated the changes in ocular higher-order aberrations (HOAs) between sutured scleral fixation and modified Yamane sutureless scleral fixation.
Methods:
We retrospectively reviewed 20 patients (20 eyes) who underwent sutured scleral fixation and 22 patients (22 eyes) who underwent modified Yamane sutureless scleral fixation. The best corrected visual acuity (BCVA) and HOAs were measured preoperatively, and at 3 months postoperatively, and the two groups were compared.
Results:
BCVA was significantly improved in both sutured scleral fixation and modified Yamane sutureless scleral fixation (p = 0.038, 0.015, respectively). The internal optic HOAs decreased significantly after scleral fixation both in both groups (p = 0.012, 0.033, respectively). Postoperative internal optic HOAs were significantly higher in modified Yamane sutureless scleral fixation group than in sutured scleral fixation group. (p = 0.034) Postoperative third-order aberrations, coma-like aberrations were significantly higher in modified Yamane sutureless scleral fixation group than in sutured scleral fixation group. (p = 0.032, 0.038, respectively)
Conclusions
Sutured scleral fixation showed more effectively decreased internal optics HOAs. IOL tilt and decentrations correlated with internal HOAs and thus should be avoided particularly in modified Yamane sutureless scleral fixation.
8.Psychotropic Drug Use in Korean Patients With Osteoarthritis
Seong-Hun KANG ; Hyun Ah KIM ; Insun CHOI ; Chan Mi PARK ; Hoyol JHANG ; Jinhyun KIM ; Dong Jin GO ; Suhyun JANG
Journal of Korean Medical Science 2025;40(12):e53-
Background:
There are few safe effective ways to relieve osteoarthritis (OA) pain; as a result, off-label psychotropic drug prescriptions have increased worldwide. This study examined the change in psychotropic drug prescriptions for patients with OA from 2011 to 2020 using the Korean National Health Insurance Service dataset.
Methods:
The study population consisted of patients with hip or knee OA aged ≥ 65 years.Psychotropic drugs included opioids, benzodiazepines, non-benzodiazepine hypnotics (Z-drugs), anti-epileptics, tricyclic antidepressants, selective serotonin reuptake inhibitors (SSRIs), serotonin and norepinephrine reuptake inhibitors (SNRIs), typical antipsychotics, atypical antipsychotics, and anxiolytics. The prevalence and long-term (> 3 months) prescription rates of psychotropic drugs in OA patients were calculated.
Results:
The study included 1,821,158 patients with OA (mean age 71.7 years; 65.32% female).Of the cohort, 49% had comorbidities for which psychotropics were indicated. The prevalence of psychotropic prescriptions decreased from 58.2% to 52.0% in 2018 and then leveled off.The long-term prescription rate remained constant until 2018 and then increased slightly.The most commonly prescribed psychotropics were opioids and long- and short-acting benzodiazepines. The prescription rates of opioids and long-acting benzodiazepines decreased from 2011 to 2020. For those with psychiatric co-morbidities, the prescription rates of anti-epileptics and SNRIs increased, while the prescription rates of anti-epileptics, SSRIs, other antidepressants, and atypical psychotropics increased for those without such co-morbidities. The most commonly prescribed psychotropics were diazepam and alprazolam, excluding tramadol and tramadol–acetaminophen combination. For those with psychiatric co-morbidities, the prescription rates of gabapentin and fentanyl increased, while for those without such co-morbidities, the prescription rates of lorazepam, fentanyl, escitalopram and quetiapine increased.
Conclusion
A significant number of older Korean patients with OA were prescribed psychotropic drugs in the absence of comorbidities requiring such drugs, including drugs that have little effect on OA and unfavorable safety profiles in older adults.
9.Atypical features of hepatic veno‑occlusive disease/sinusoidal obstruction syndrome after inotuzumab ozogamicin in adult patients with acute lymphoblastic leukemia
Kyung‑Hun SUNG ; Daehun KWAG ; Gi June MIN ; Sung‑Soo PARK ; Silvia PARK ; Sung‑Eun LEE ; Byung‑Sik CHO ; Ki‑Seong EOM ; Yoo‑Jin KIM ; Hee‑Je KIM ; Chang‑Ki MIN ; Seok‑Goo CHO ; Seok LEE ; Jae‑Ho YOON
Blood Research 2025;60():28-
Purpose:
Inotuzumab ozogamicin (INO) has demonstrated a safe bridging role to allogeneic hematopoietic stem cell transplantation (HSCT) in patients with relapsed or refractory B-cell acute lymphoblastic leukemia (R/R B-ALL). How‑ ever, hepatic veno-occlusive disease/sinusoidal obstruction syndrome (VOD/SOS) is frequently observed. This study aimed to identify significant features of INO-associated VOD/SOS.
Methods:
We reviewed seven cases of hepatic VOD/SOS that developed either during INO salvage or after alloge‑ neic HSCT following INO-induced complete remission (CR). Diagnosis and severity grading of VOD/SOS were based on the revised criteria from the European Society for Blood and Marrow Transplantation. Defibrotide was used to treat severe to very severe cases.
Results:
Four patients developed VOD/SOS during INO salvage therapy (at 21 and 36 days post-INO1, 77 days postINO3, and 21 days post-INO5), while three were diagnosed at 2, 5, and 10 days post-HSCT following INO-induced CR.Doppler ultrasonography revealed preserved portal vein flow (range 10.2–26.0 cm/sec) and normal hepatic artery resistive index (RI, range 0.56–0.74) in all but one patient (RI 0.83). Despite this, all patients presented with massive ascites and progressively elevated total bilirubin levels. All cases were classified as severe to very severe; six were treated with defibrotide and one underwent liver transplantation. Most patients ultimately died owing to VOD/SOS progression.
Conclusion
Post-INO VOD/SOS manifested as two different clinical settings and was characterized by preserved portal vein flow, which complicated diagnosis. Despite timely defibrotide administration, clinical outcomes were poor.These findings emphasize the need for vigilance and potential consideration of prophylactic strategies for prevention of INO-associated VOD/SOS.
10.Psychotropic Drug Use in Korean Patients With Osteoarthritis
Seong-Hun KANG ; Hyun Ah KIM ; Insun CHOI ; Chan Mi PARK ; Hoyol JHANG ; Jinhyun KIM ; Dong Jin GO ; Suhyun JANG
Journal of Korean Medical Science 2025;40(12):e53-
Background:
There are few safe effective ways to relieve osteoarthritis (OA) pain; as a result, off-label psychotropic drug prescriptions have increased worldwide. This study examined the change in psychotropic drug prescriptions for patients with OA from 2011 to 2020 using the Korean National Health Insurance Service dataset.
Methods:
The study population consisted of patients with hip or knee OA aged ≥ 65 years.Psychotropic drugs included opioids, benzodiazepines, non-benzodiazepine hypnotics (Z-drugs), anti-epileptics, tricyclic antidepressants, selective serotonin reuptake inhibitors (SSRIs), serotonin and norepinephrine reuptake inhibitors (SNRIs), typical antipsychotics, atypical antipsychotics, and anxiolytics. The prevalence and long-term (> 3 months) prescription rates of psychotropic drugs in OA patients were calculated.
Results:
The study included 1,821,158 patients with OA (mean age 71.7 years; 65.32% female).Of the cohort, 49% had comorbidities for which psychotropics were indicated. The prevalence of psychotropic prescriptions decreased from 58.2% to 52.0% in 2018 and then leveled off.The long-term prescription rate remained constant until 2018 and then increased slightly.The most commonly prescribed psychotropics were opioids and long- and short-acting benzodiazepines. The prescription rates of opioids and long-acting benzodiazepines decreased from 2011 to 2020. For those with psychiatric co-morbidities, the prescription rates of anti-epileptics and SNRIs increased, while the prescription rates of anti-epileptics, SSRIs, other antidepressants, and atypical psychotropics increased for those without such co-morbidities. The most commonly prescribed psychotropics were diazepam and alprazolam, excluding tramadol and tramadol–acetaminophen combination. For those with psychiatric co-morbidities, the prescription rates of gabapentin and fentanyl increased, while for those without such co-morbidities, the prescription rates of lorazepam, fentanyl, escitalopram and quetiapine increased.
Conclusion
A significant number of older Korean patients with OA were prescribed psychotropic drugs in the absence of comorbidities requiring such drugs, including drugs that have little effect on OA and unfavorable safety profiles in older adults.

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