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11 pages, 941 KB  
Article
Clinical Profiles and Reasons for Emergency Department Presentation Among Oncology Patients—A Retrospective Two-Center Study in Poland
by Anna Ingielewicz, Zuzanna Brunka, Mariusz Grażewicz, Mateusz Szczupak, Marzena Szarafińska and Robert K. Szymczak
J. Clin. Med. 2026, 15(8), 3090; https://doi.org/10.3390/jcm15083090 - 17 Apr 2026
Abstract
Background/Objectives: Cancer patients increasingly present to emergency departments, posing unique clinical and organizational challenges. Data on this population in Poland remain limited. Methods: A retrospective study was conducted in two hospitals in northern Poland (January–March 2023). All adult patients with active [...] Read more.
Background/Objectives: Cancer patients increasingly present to emergency departments, posing unique clinical and organizational challenges. Data on this population in Poland remain limited. Methods: A retrospective study was conducted in two hospitals in northern Poland (January–March 2023). All adult patients with active cancer presenting to the ED were included (n = 552, 3.1% of visits). Data included demographics, cancer type, presenting complaints, Emergency Severity Index (ESI), disposition, and in-hospital mortality. Multivariable logistic regression models were used to assess predictors of hospitalization, hospice referral, and mortality, reported as odds ratios (ORs) with 95% confidence intervals (CIs). Results: Mean age was 68 years; 51% were female. The most common cancers were lung, breast, colorectal, and prostate. Leading complaints included abdominal pain (15%), trauma (7.5%), and dyspnea (7%). Most patients were triaged as ESI 3–4 (87%). Hospitalization rate was 58%, hospice referral 6%, and in-hospital mortality 7.1%. Lower ESI levels were significantly associated with hospitalization (OR 0.57; 95% CI 0.44–0.73), hospice referral (OR 0.40; 95% CI 0.25–0.63), and in-hospital mortality (OR 0.29; 95% CI 0.18–0.47). Conclusions: Oncology patients represent a small but high-risk ED population. While ESI reflects acute severity, it may not adequately capture palliative care needs. These findings suggest opportunities to improve integration of palliative care in ED settings. Full article
(This article belongs to the Section Emergency Medicine)
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27 pages, 432 KB  
Review
The Role of Dietary Supplements in the Treatment of Endometriosis: A Critical Review
by Mariusz Wójtowicz, Paweł Małek and Magdalena Olszanecka-Glinianowicz
Nutrients 2026, 18(8), 1274; https://doi.org/10.3390/nu18081274 - 17 Apr 2026
Abstract
Background: There is a growing number of studies suggesting the effectiveness of dietary supplements in preventing and treating endometriosis. It has been suggested that deficiencies in vitamins D and E as well as zinc are associated with the increased risk of endometriosis development. [...] Read more.
Background: There is a growing number of studies suggesting the effectiveness of dietary supplements in preventing and treating endometriosis. It has been suggested that deficiencies in vitamins D and E as well as zinc are associated with the increased risk of endometriosis development. Beneficial effects of magnesium, curcumin, resveratrol and epigallocatechin-3-gallate were found in experimental animal studies. A reduction in pain related to endometriosis was shown in women using omega-3 and alpha-lipoic acid. Meanwhile, decreasing endometriotic lesion size after the supplementation of omega-3, N-acetylcysteine, vitamin C and epigallocatechin-3-gallate was observed in animal and human studies. Thus, the aim of this critical review was to summarize the available data describing the effects of dietary supplements used in the treatment of endometriosis. Material and Methods: The PubMed, Embase, Cochrane, and Web of Science databases were searched for related studies until 15 December 2025. Finally, 34 studies were included in the synthesis. Results: Of these 34 studies, only 23 were randomized, placebo-controlled trials. There have been no RCTs evaluating the effectiveness of vitamin E, zinc, alpha-LA, EGCG and DIM in the treatment of endometriosis. Single studies evaluating the effectiveness of vitamin C, magnesium, resveratrol, NAC and PEA with PLD have not confirmed it. Meanwhile single studies evaluating the effectiveness of selenium, propolis and quercetin have confirmed it. Of the four studies assessing the effectiveness of vitamin D, two confirmed it and two did not; of the two studies assessing probiotics, one confirmed its effectiveness and one did not; of the two studies assessing curcumin, one confirmed its effectiveness and one did not; and of the three studies assessing omega-3, two confirmed its effectiveness and one did not. All four RCTs assessing the combination of vitamins C and E confirmed their effectiveness. Conclusions: Despite encouraging observations from experimental studies, the results of RCTs are less encouraging and do not allow for the formulation of recommendations concerning the use of supplements in the treatment of endometriosis symptoms according to EBM. Full article
(This article belongs to the Section Nutrition in Women)
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24 pages, 846 KB  
Review
Geriatric Migraine, Geroscience, and Sustainable Development Goals: Bridging Clinical Complexity and Public Health Priorities
by Claudio Tana, Michalis Kodounis, Raffaele Ornello, Bianca Raffaelli, Roberta Messina, William Wells-Gatnik, Marta Waliszewska-Prosół, Simona Sacco, Dilara Onan and Paolo Martelletti
J. Clin. Med. 2026, 15(8), 3088; https://doi.org/10.3390/jcm15083088 - 17 Apr 2026
Abstract
Background: Migraine in older adults represents an increasingly relevant yet underrecognized clinical challenge in aging societies, where multimorbidity, frailty, and polypharmacy complicate both diagnosis and management. Although traditionally considered a disorder of younger individuals, migraine frequently persists or presents after the age of [...] Read more.
Background: Migraine in older adults represents an increasingly relevant yet underrecognized clinical challenge in aging societies, where multimorbidity, frailty, and polypharmacy complicate both diagnosis and management. Although traditionally considered a disorder of younger individuals, migraine frequently persists or presents after the age of 60 with atypical features, contributing to diagnostic uncertainty. Methods: This narrative review, conducted in accordance with the SANRA principles, aims to provide a comprehensive overview of the epidemiology, clinical presentation, pathophysiology, and management of migraine in older adults, with particular emphasis on age-related complexities, therapeutic challenges, and unmet clinical needs. Results: Migraine in this population often presents with atypical or misleading features, such as aura without headache, vestibular symptoms, or overlap with cerebrovascular conditions, leading to delayed or incorrect diagnoses. The burden of disease is substantial, affecting physical function, mobility, cognition, emotional well-being, and social participation, and is further amplified by comorbid conditions including cardiovascular and metabolic disorders, mood disturbances, and chronic pain syndromes. Aging-related neurobiological changes, such as impaired pain modulation, endothelial dysfunction, and neuroinflammation, may influence disease expression and treatment response. Therapeutic management is challenged by contraindications, increased susceptibility to adverse drug effects, and the complexity of polypharmacy, highlighting the importance of individualized and non-pharmacological approaches. Conclusions: Migraine in older adults is a significant but often overlooked contributor to disability and reduced quality of life. Improved recognition of its unique clinical features and age-specific vulnerabilities is essential to optimize patient-centered care. Future research should prioritize the inclusion of older populations and the development of tailored, safe, and effective management strategies. Full article
(This article belongs to the Special Issue Headache: Updates on the Assessment, Diagnosis and Treatment)
22 pages, 3662 KB  
Review
Integrative Medical Perspective on Laser Acupuncture for Pain Management
by Laura Marinela Ailioaie, Gerhard Litscher and Constantin Ailioaie
Sci 2026, 8(4), 92; https://doi.org/10.3390/sci8040092 - 17 Apr 2026
Abstract
Laser acupuncture (LA) integrates principles of traditional acupuncture with photobiomodulation (PBM) and has gained increasing attention as a non-invasive modality for pain management. PBM-based integrative LA in medicine refers to the application of low-level laser irradiation to acupuncture points, combining contemporary biomedical mechanisms [...] Read more.
Laser acupuncture (LA) integrates principles of traditional acupuncture with photobiomodulation (PBM) and has gained increasing attention as a non-invasive modality for pain management. PBM-based integrative LA in medicine refers to the application of low-level laser irradiation to acupuncture points, combining contemporary biomedical mechanisms with holistic, system-oriented therapeutic principles. This narrative review aimed to critically assess the scientific evidence on the efficacy of LA for pain management within the framework of the Principles of Clinical Integration of Photobiomodulation (PCIPBM) in LA, summarizing frequently used laser parameters and clinical indications. LA involves special protocols in standardized acupoints, using defined parameters of wavelength, irradiation, and energy density, consistent with PBM dosing principles. Therapeutic effects are mediated through point-specific neuromodulation and photobiological mechanisms, including modulation of peripheral and central nociceptive processing, reduction in pro-inflammatory mediators, improvement of microcirculation, and mitochondrial activation via cytochrome c oxidase-dependent adenosine triphosphate (ATP) synthesis. Clinical studies report statistically and clinically significant analgesic effects, particularly in chronic musculoskeletal pain, osteoarthritis, low back and neck pain, temporomandibular disorders, neuropathic pain, and selected postoperative pain conditions, when appropriate laser parameters are applied. Reported adverse effects are minimal, and tolerability is high. LA represents a safe, non-invasive therapeutic option and patient-friendly approach with clinically relevant efficacy in pain management. When applied according to PCIPBM, including evidence-based PBM parameters, it may serve as an effective adjunct or alternative to conventional pharmacologic and interventional approaches. Further standardization and high-quality randomized controlled trials are still required. Full article
(This article belongs to the Section Integrative Medicine)
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16 pages, 245 KB  
Article
Molding the Pain into Porcelain: The Silent Resilience of Arthritic Hands in Hong Kong’s Ceramic Studios
by Alice Yip, Wai Ping Cecilia Li Tsang, Jeff Yip, Chi Kong Calvin Yip, Man Ho Tim Li, Zoe Tsui, Ka Man Rachel Yip, Ka Wing Gavin Lee and Shuk Yu Maria Hung
Healthcare 2026, 14(8), 1069; https://doi.org/10.3390/healthcare14081069 - 17 Apr 2026
Abstract
Background/Objectives: Globally, rheumatoid arthritis (RA) patients struggle to meet the expectation of being active in their daily lives. The burden on these individuals is twofold, including physical limitations and emotional stress, which make looking after themselves a major challenge. Supporting self-management requires more [...] Read more.
Background/Objectives: Globally, rheumatoid arthritis (RA) patients struggle to meet the expectation of being active in their daily lives. The burden on these individuals is twofold, including physical limitations and emotional stress, which make looking after themselves a major challenge. Supporting self-management requires more than just offering strategies; it requires fitness. Whether we are proposing new daily habits or creative outlets like ceramic workshops, it is essential to tap into the patient’s perspective to understand exactly what kind of support will resonate with them. This study explored how ceramic workshops can help people with RA to build resilience and improve their well-being. Methods: Using a phenomenological study design, we interviewed 16 patients with RA in Hong Kong who engaged in ceramic workshops. These participants were selected through purposive sampling, and their insights were gathered via semi-structured interviews. We applied Colaizzi’s seven-step method to analyze the findings. Results: Four key themes emerged: (i) embodied manageability; (ii) clear comprehension of body limits; (iii) the meaningfulness of creating art; and (iv) supporting resilience. Conclusions: This study reveals that effective self-management support should prioritize patient-driven needs, particularly peer interaction and high-demand creative pursuits such as ceramic workshops. Full article
(This article belongs to the Special Issue Chronic Illness, Diversity, and Cultural Competence)
11 pages, 757 KB  
Review
Neuroimmune Amplification and Resolution of Chronic Pain: A Systematically Searched Narrative Review
by Keren Grinberg
Immuno 2026, 6(2), 28; https://doi.org/10.3390/immuno6020028 - 17 Apr 2026
Abstract
Chronic pain is increasingly understood as a neuroimmune disorder rather than a purely neuronal condition, in which immune mediators and immune-like signaling within the nervous system regulate nociceptive gain across peripheral tissues, dorsal root ganglia (DRG), spinal cord, and supraspinal networks. Seminal and [...] Read more.
Chronic pain is increasingly understood as a neuroimmune disorder rather than a purely neuronal condition, in which immune mediators and immune-like signaling within the nervous system regulate nociceptive gain across peripheral tissues, dorsal root ganglia (DRG), spinal cord, and supraspinal networks. Seminal and recent syntheses show that microglia, macrophages, cytokines/chemokines, and innate immune sensors can initiate and maintain maladaptive plasticity and central sensitization, helping explain the frequent clinical dissociation between structural pathology, systemic inflammatory markers, and pain severity. However, immune biology is bidirectional: alongside pronociceptive pathways, a growing literature describes active “pain-resolving” programs that terminate sensitization and restore homeostasis, including regulatory T cell (Treg)–IL-10 signaling and specialized pro-resolving mediators (SPMs). A structured search of PubMed/MEDLINE, supplemented by Europe PMC and PubMed Central, was performed, and citation chasing through broad scholarly indices was used to identify high-impact reviews, meta-analyses, and translational mechanistic studies. Systematic biomarker syntheses in low back pain, neck pain, and fibromyalgia indicate modest and heterogeneous systemic inflammatory signals, underscoring the need for mechanistic endotyping and stage-specific interventions. Based on this evidence, a clinically oriented framework is presented that distinguishes immune-driven pain amplification from impaired resolution and outlines practical implications for assessment, biomarker interpretation, and precision-oriented trial design. Full article
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21 pages, 11682 KB  
Article
Mechanism of Bao Jing Tablets in Chronic Prostatitis/Chronic Pelvic Pain Syndrome: Insights from Multi-Omics and Network Pharmacology
by Haitao Ge, Yan Zhang, Siqi Jin, Chen Wang and Fujiang Wang
Pharmaceuticals 2026, 19(4), 632; https://doi.org/10.3390/ph19040632 - 17 Apr 2026
Abstract
Background/Objectives: To investigate the therapeutic potential and mechanistic basis of Bao Jing Tablet (BJT) for chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS) via an experimental autoimmune prostatitis (EAP) rat model, through integrating network pharmacology, metabolomics, proteomics, and animal experiments. Methods: UPLC-ZenoTOF 7600-MS/MS [...] Read more.
Background/Objectives: To investigate the therapeutic potential and mechanistic basis of Bao Jing Tablet (BJT) for chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS) via an experimental autoimmune prostatitis (EAP) rat model, through integrating network pharmacology, metabolomics, proteomics, and animal experiments. Methods: UPLC-ZenoTOF 7600-MS/MS was used to analyze the chemical composition of BJT. The therapeutic effect of BJT was evaluated using an experimental autoimmune prostatitis (EAP) rat model. Lipid metabolomics, proteomics, and integrated network pharmacology analyses were performed to investigate the potential mechanisms and active components of BJT in treatment. Results: A total of 174 constituents were identified in BJT, among which 54 major active compounds were screened for further analysis. Network pharmacology and combined multi-omics analysis indicate that the protein targets of HIF-1α, Akt, and PI3K/Akt, as well as the Glycolysis pathway, play important roles in the improvement of CP/CPPS. Conclusions: Our results demonstrated that BJT was an effective drug to improve the development of CP/CPPS. This is associated with the PI3K/Akt–HIF-1α-Glycolysis pathways. Full article
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74 pages, 2929 KB  
Review
An Updated and Comprehensive Review of Phellodendri amurensis Cortex: Ethnobotany, Geographical Distribution, Phytochemistry, Quality Control, and Pharmacology
by Kang Li, Chunqi Song, Xin Tan, Yang Zhang, Hao Zang and Xingzun Zhu
Molecules 2026, 31(8), 1318; https://doi.org/10.3390/molecules31081318 - 17 Apr 2026
Abstract
Phellodendri amurensis Cortex is the dried bark of the cork tree (Phellodendron amurense Rupr.) from the Rutaceae family, and possesses traditional efficacy in clearing heat, drying dampness, purging fire, relieving steaming sensations, detoxifying, and healing sores. Clinically, it is commonly used for [...] Read more.
Phellodendri amurensis Cortex is the dried bark of the cork tree (Phellodendron amurense Rupr.) from the Rutaceae family, and possesses traditional efficacy in clearing heat, drying dampness, purging fire, relieving steaming sensations, detoxifying, and healing sores. Clinically, it is commonly used for treating symptoms such as damp-heat diarrhea and dysentery, jaundice with reddish urine, leukorrhea with vaginal itching, painful and difficult urination due to heat strangury, flaccidity and weakness of the lower limbs, bone-steaming and consumptive fever, night sweats and seminal emission, sores, ulcers, swellings, and toxins, eczema, damp sores, and urinary tract infections. Modern pharmacological studies have further revealed its diverse bioactivities, including antioxidant, antibacterial, anti-inflammatory, immunosuppressive, and anticancer effects. To provide an updated and comprehensive review of the research into Phellodendri amurensis Cortex, this study conducted a thorough literature search and analysis based on databases such as SciFinder, Web of Science, and China National Knowledge Infrastructure. The review integrates information on the plant’s botanical characteristics, geographical distribution, traditional applications, chemical components, quality control methods, and pharmacological effects to present a current and holistic overview of its research status. To date, approximately 170 compounds have been isolated and identified from Phellodendri amurensis Cortex, primarily including alkaloids, phenolics, terpenoids, sterols, lignans, flavonoids, and others. Among these, alkaloids exhibit significant antioxidant and anti-inflammatory activities and demonstrate potential pharmacological value in antibacterial, anticancer, hypoglycemic, and multi-organ protective effects. Although substantial foundational research exists, the mechanisms of action and quality control of Phellodendri amurensis Cortex require further in-depth exploration. Future efforts should focus on clarifying its pharmacodynamic material basis, uncovering new targets and pathways, and improving analytical methods for component analysis and quality control to advance the scientific development and rational utilization of this medicinal material. Full article
21 pages, 1870 KB  
Article
Biomechanical Evaluation of the Second Molar Uprighting with Retromolar Mini-Implants in the Presence and Absence of the Third Molar
by Diana Florina Nica, Stefania Dinu, Doina Chioran, Adrian Nicoara, Mircea Rivis, Virgil-Florin Duma, Cosmin Sinescu, Meda Lavinia Negrutiu, Cristina Langa and Cristian Zaharia
Oral 2026, 6(2), 47; https://doi.org/10.3390/oral6020047 - 17 Apr 2026
Abstract
Background/Objectives: The uprighting of mesially tipped mandibular second molars following first molar loss is a complex surgical and orthodontic challenge. Conventional methods often result in reciprocal anchorage loss. Mini-implants (MIs) have emerged as essential temporary anchorage devices (TADs) that provide absolute anchorage [...] Read more.
Background/Objectives: The uprighting of mesially tipped mandibular second molars following first molar loss is a complex surgical and orthodontic challenge. Conventional methods often result in reciprocal anchorage loss. Mini-implants (MIs) have emerged as essential temporary anchorage devices (TADs) that provide absolute anchorage and enable more predictable tooth movements. Methods: Numerical simulations were performed to evaluate the forces required for mandibular second molar uprighting under two conditions: first, only with the second molar present, and second, with both the second and the third molars present. Although the periodontal ligament exhibits nonlinear and viscoelastic behavior in vivo, a linear elastic approximation was adopted to allow for a reliable evaluation of comparative stress distribution and initial displacement patterns within the scope of this exploratory biomechanical study. Stress distribution in the roots, periodontal ligament, and alveolar bone was assessed for each scenario. Two three-dimensional (3D) models of the left mandibular segment were created from scans of a human mandible and its teeth. The first model included the canine, the first and second premolars, and the second molar. A second model additionally incorporated the third molar. A retromolar MI was placed in both models. Molar uprighting was simulated using a spring connecting the implant to a button bonded on the mesial surface of the second molar. A force of 200 g was applied because in clinical orthodontic practice, forces that exceed approximately 2 N may cause pain or undesirable tooth mobility. Displacements along the X, Y, and Z axes, as well as regions of peak stress, were analyzed. Results: Model 1 showed maximum displacements at the furcation/mid-root, distal root apex, and distal crown, with von Mises stresses of 0.470 to 0.371 MPa. In Model 2, peak displacements occurred at the mesial root and crown, with stresses of 0.185 and 0.149 MPa, respectively. The magnitude of displacements was in the order of 10−5 mm. Such values represent initial mechanical responses rather than clinically observable tooth movements. However, the differences between models (e.g., the stress reduction) are expected to be clinically meaningful. Conclusions: Since clinical measurements regarding the stress distribution on teeth and surrounding tissues during orthodontic molar uprighting movements are impossible to perform, the finite element method (FEM) can offer insight into these aspects. The presence of the third molar significantly modulates the biomechanics of second molar uprighting via retromolar MIs. When the third molar is present, the second molar exhibits a reduced tendency for deformation during distalization, although this leads to a slower displacement. This FEM provides biomechanical insights but does not support direct clinical decision-making. The present findings should be viewed as theoretical biomechanical tendencies that require confirmation through clinical, experimental, and longitudinal studies before translation into clinical practice. Full article
(This article belongs to the Special Issue Advances in Digital Orthodontics)
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16 pages, 2248 KB  
Review
Preventing Complex Regional Pain Syndrome After Distal Radius Fracture: A Systematic Review of Rehabilitation and Clinical Prophylaxis Strategies
by Inês Neves Serôdio, Olalla Saiz-Vázquez, Hilario Ortiz-Huerta, Lucia Simón-Vicente and Montserrat Santamaría-Vázquez
J. Funct. Morphol. Kinesiol. 2026, 11(2), 158; https://doi.org/10.3390/jfmk11020158 - 17 Apr 2026
Abstract
Background: Complex regional pain syndrome (CRPS) is a disabling post-traumatic pain condition that may occur after distal radius fracture (DRF), potentially impairing recovery and upper-limb function. Identifying effective preventive strategies after DRF is therefore clinically important. Objective: To synthesize and critically [...] Read more.
Background: Complex regional pain syndrome (CRPS) is a disabling post-traumatic pain condition that may occur after distal radius fracture (DRF), potentially impairing recovery and upper-limb function. Identifying effective preventive strategies after DRF is therefore clinically important. Objective: To synthesize and critically appraise interventions intended to prevent CRPS after DRF, including rehabilitation protocols and clinical prophylaxis strategies. Methods: This systematic review followed Preferred Reporting Items for Systematic Reviews and Meta-Analyses PRISMA and was registered in the International Prospective Register of Systematic Reviews PROSPERO (CRD42023408499). Five databases (PubMed, Web of Science, Scopus, ScienceDirect, and B-on) were searched for studies published from January 2013 to 22 September 2023 in English, Portuguese, or Spanish. The primary outcome was CRPS incidence after DRF. Findings were synthesized narratively due to heterogeneity in interventions and diagnostic criteria, and risk of bias was assessed using design-appropriate tools. Results: Nine studies were included (total N = 7075; CRPS cases n = 127). Interventions comprised vitamin C supplementation (2 studies), probiotics, aspirin, polarized/polychromatic light therapy plus conventional treatment, early rehabilitation/home-exercise programs, and general CRPS-prevention protocols after DRF. Probiotics and aspirin did not reduce CRPS incidence. Vitamin C showed mixed findings across the included studies and remains debated in the broader literature. Light therapy was associated with reduced CRPS occurrence in a single study, while early active home-exercise programs appeared promising but were supported by a limited number of studies. Study designs and CRPS diagnostic criteria varied, and risk of bias was moderate-to-serious in several non-randomized studies. Conclusions: Evidence remains insufficient to support a single standardized prevention protocol for CRPS after distal radius fracture. Early active rehabilitation and progressive mobilization appear promising, but the available evidence is still limited and heterogeneous. Adjunctive strategies such as vitamin C and light therapy should be interpreted with caution, as findings for vitamin C remain debated in the literature and the evidence for light therapy is currently based on a single study. Other approaches, including probiotics and aspirin, have shown inconclusive results. Full article
(This article belongs to the Special Issue 10th Anniversary of JFMK: Advances in Kinesiology and Biomechanics)
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20 pages, 8157 KB  
Article
(5R)-5-Hydroxytriptolide (LLDT-8) Ameliorates Experimental Autoimmune Myositis via Suppression of the NLRC5/MHC-I Signaling Pathway
by Tingting Hao, Qing Qi, Cancan Xie, Li Chen, Meijuan Shao, Que Wang, Zemin Lin, Fenghua Zhu, Xiaoqian Yang, Shijun He and Jianping Zuo
Pharmaceuticals 2026, 19(4), 631; https://doi.org/10.3390/ph19040631 - 17 Apr 2026
Abstract
Background: Idiopathic inflammatory myopathies (IIMs), characterized by muscle weakness and chronic inflammation, currently lack highly effective therapies. This study investigated the therapeutic potential and underlying mechanism of (5R)-5-hydroxytriptolide (LLDT-8), a triptolide derivative with reduced toxicity, using an experimental autoimmune myositis (EAM) mouse model [...] Read more.
Background: Idiopathic inflammatory myopathies (IIMs), characterized by muscle weakness and chronic inflammation, currently lack highly effective therapies. This study investigated the therapeutic potential and underlying mechanism of (5R)-5-hydroxytriptolide (LLDT-8), a triptolide derivative with reduced toxicity, using an experimental autoimmune myositis (EAM) mouse model and in vitro assays. Methods: Forty female BALB/c mice were randomly assigned to five groups: normal, vehicle, methylprednisolone (MP), LLDT-8 (0.0625 mg/kg), and LLDT-8 (0.125 mg/kg). EAM mice were treated with LLDT-8 (0.0625 or 0.125 mg/kg) or methylprednisolone as a positive control. Cellular experiments and molecular docking were performed to investigate potential mechanisms of LLDT-8. Results: LLDT-8 significantly attenuated clinicopathological features, including muscle weakness and pain sensitivity, while reducing serum levels of aspartate aminotransferase and lactate dehydrogenase. Histological analysis revealed that LLDT-8 reduced inflammatory cell infiltration and the presence of CD4+ and CD8+ T cells in muscle tissues. Mechanistically, LLDT-8 inhibited the expression of nucleotide-binding oligomerization domain receptor caspase recruitment domain 5 (NLRC5), a key transcriptional regulator of major histocompatibility complex-I (MHC-I). This suppression extended to downstream antigen presentation-related molecules, including the transporter associated with antigen processing and proteasome 20S subunit beta. Molecular docking further confirmed the high binding affinity of LLDT-8 to both NLRC5 and MHC-I. Conclusions: LLDT-8 alleviates inflammatory muscle injury by targeting the NLRC5/MHC-I signaling axis, suggesting it may be a promising therapeutic candidate for IIMs. Full article
(This article belongs to the Section Pharmacology)
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15 pages, 986 KB  
Article
Dissociation Between Clinical and Ultrasonographic Response After Radial Shock Wave Therapy in Refractory Plantar Fasciitis
by Manuel Novo Rigueiro, Fabio Pires Pereira, Ignacio Lete Achirica, Antonio Gómez Caamaño, Francisco Javier Rodríguez Rigueiro, Jesús Rodríguez Figueroa, Arturo González Quintela and Ignacio Novo Veleiro
J. Clin. Med. 2026, 15(8), 3068; https://doi.org/10.3390/jcm15083068 - 17 Apr 2026
Abstract
Background: Chronic plantar fasciitis refractory to conservative treatment is a frequent cause of persistent heel pain and functional limitation. Although radial extracorporeal shock wave therapy (rESWT) has shown potential benefit, the relationship between clinical improvement and structural ultrasonographic changes remains unclear. The [...] Read more.
Background: Chronic plantar fasciitis refractory to conservative treatment is a frequent cause of persistent heel pain and functional limitation. Although radial extracorporeal shock wave therapy (rESWT) has shown potential benefit, the relationship between clinical improvement and structural ultrasonographic changes remains unclear. The aim of this study was to evaluate the clinical, functional, and ultrasonographic outcomes associated with rESWT in patients with refractory plantar fasciitis. Methods: We conducted a prospective observational single-center study including 287 patients with plantar fasciitis refractory to conservative treatment for at least 6 months and confirmed by ultrasonography (plantar fascia thickness >4 mm). All patients received four weekly sessions of rESWT. Pain intensity (visual analog scale [VAS]), foot function (Foot Function Index [FFI]), quality of life (EQ-5D), and plantar fascia thickness were assessed at baseline and 3 months after treatment. Results: Significant improvements were observed in pain (mean VAS change, −3.73 points), function (mean FFI-disability change, −32.37 points), and quality of life (improvement in at least one EQ-5D dimension in 81.5% of patients) (all p < 0.001). The mean reduction in plantar fascia thickness was 0.14 mm. Most responders (71.8%) showed clinical improvement despite the absence of a relevant structural change, defined as a reduction in plantar fascia thickness <0.5 mm. In multivariate analysis, physically demanding occupations were associated with a lower probability of response (odds ratio, 0.32; 95% confidence interval, 0.17–0.63). The prognostic model showed moderate discrimination (area under the curve, 0.71). Conclusions: In this observational cohort, rESWT was associated with improvements in pain, function, and quality of life in patients with refractory plantar fasciitis. Clinical improvement frequently occurred despite minimal changes in plantar fascia thickness, suggesting that ultrasonographic thickness may not adequately reflect symptomatic evolution. However, the absence of a control group prevents causal interpretation of these findings. Full article
(This article belongs to the Special Issue Updates in the Orthopedic Management of Foot Disorders: 2nd Edition)
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