1.Progression of fundus disease following phacoemulsification in high myopia
Yashi JING ; Jiaqing ZHANG ; Haowen LIN ; Lixia LUO
International Eye Science 2026;26(5):780-784
High myopia has become a major public health concern worldwide, particularly in China and Southeast Asia. It is associated not only with a variety of fundus diseases but also with earlier onset and greater severity of cataracts, resulting in significant visual impairment. Phacoemulsification is currently the main surgical treatment for cataracts. However, intraoperative fluctuations in perfusion pressure and exposure to ultrasonic energy may affect the vitreoretinal structures, potentially accelerating the progression of fundus pathology after surgery in highly myopic eyes. This article summarizes current evidence on the progression of posterior scleral staphyloma, myopic maculopathy, and retinal detachment following phacoemulsification in highly myopic eyes.
2.New insights and research directions of tomographic imaging technology in the diagnosis and treatment of lens trauma
Wen XU ; Geng WANG ; Yong WANG ; Xuemin LI ; Guangbin ZHANG ; Xiangjia ZHU ; Haiying JIN ; Lixia LUO ; Wei FAN ; Yune ZHAO ; Jiangyue ZHAO ; Ayong YU ; Haike GUO ; Yongzhen BAO ; Yongxiang JIANG ; Ce SHI
Chinese Journal of Experimental Ophthalmology 2025;43(3):204-210
Lens injury is an important etiological factor in the reduction of visual function following ocular trauma.Currently, there are no clear standards for the classification of lens injury, and comprehensive diagnostic tools are lacking.This deficiency leads to numerous controversies and challenges in critical areas, such as diagnosis and preoperative evalution, timing of surgery, surgical strategy, and assessment of postoperative prognosis.Tomographic imaging technology, such as computed tomography, magnetic resonance imaging, optical coherence tomography, has introduced a new dimension to the evaluation of lens injury, which is crucial for assessing the transparency, texture, location, morphology, and integrity of the lens, as well as the zonules and nearby intraocular structures.However, the use of tomographic imaging technology is somewhat limited due to the limitations of relying on a single method.With the ongoing advancement of imaging technologies and the rapid development of big data and artificial intelligence, tomographic imaging will become an increasingly essential tool in the future management of lens injury.Our expert group reviewed the epidemiological characteristics and classification of lens injury and the major challenges currently faced in the diagnosis and treatment of lens injury, and provided expert recommendations mainly focusing on the application, shortcomings and limitations of current tomographic imaging technology in the diagnosis and treatment of lens injury, and future development directions.
3.Neuroimaging aided diagnosis and transcranial magnetic stimulation interventions for autism spectrum disorder
Xuchu WENG ; Jin JING ; Jianhong LUO ; Xujun DUAN ; Yufeng ZANG ; Xin WANG ; Jiuxing LIANG ; Lixia YUAN ; Xingjie YANG ; Lei LI ; Lizi LIN ; Haiqing XU ; Zhuoming CHEN ; Saijun HUANG ; Qiang CHEN ; Quanying YI ; Maoping LIANG ; Yanjuan CHEN
Chinese Mental Health Journal 2025;39(8):661-670
Autism spectrum disorder(ASD),characterized by unknown etiology and high heterogeneity,ne-cessitates precise diagnostic and intervention strategies.Neuroimaging techniques have shown great promise in un-covering the neural mechanisms of ASD,providing a foundation for aided diagnosis and transcranial magnetic stim-ulation(TMS)interventions.This review highlights that integrating multimodal neuroimaging and developing indi-vidualized indices with developmental specificity can significantly improve the accuracy of ASD diagnosis and clas-sification.Furthermore,TMS interventions guided by functional connectivity derived from functional magnetic reso-nance imaging(fMRI)offer a personalized approach to ASD treatment.
4.New insights and research directions of tomographic imaging technology in the diagnosis and treatment of lens trauma
Wen XU ; Geng WANG ; Yong WANG ; Xuemin LI ; Guangbin ZHANG ; Xiangjia ZHU ; Haiying JIN ; Lixia LUO ; Wei FAN ; Yune ZHAO ; Jiangyue ZHAO ; Ayong YU ; Haike GUO ; Yongzhen BAO ; Yongxiang JIANG ; Ce SHI
Chinese Journal of Experimental Ophthalmology 2025;43(3):204-210
Lens injury is an important etiological factor in the reduction of visual function following ocular trauma.Currently, there are no clear standards for the classification of lens injury, and comprehensive diagnostic tools are lacking.This deficiency leads to numerous controversies and challenges in critical areas, such as diagnosis and preoperative evalution, timing of surgery, surgical strategy, and assessment of postoperative prognosis.Tomographic imaging technology, such as computed tomography, magnetic resonance imaging, optical coherence tomography, has introduced a new dimension to the evaluation of lens injury, which is crucial for assessing the transparency, texture, location, morphology, and integrity of the lens, as well as the zonules and nearby intraocular structures.However, the use of tomographic imaging technology is somewhat limited due to the limitations of relying on a single method.With the ongoing advancement of imaging technologies and the rapid development of big data and artificial intelligence, tomographic imaging will become an increasingly essential tool in the future management of lens injury.Our expert group reviewed the epidemiological characteristics and classification of lens injury and the major challenges currently faced in the diagnosis and treatment of lens injury, and provided expert recommendations mainly focusing on the application, shortcomings and limitations of current tomographic imaging technology in the diagnosis and treatment of lens injury, and future development directions.
5.Neuroimaging aided diagnosis and transcranial magnetic stimulation interventions for autism spectrum disorder
Xuchu WENG ; Jin JING ; Jianhong LUO ; Xujun DUAN ; Yufeng ZANG ; Xin WANG ; Jiuxing LIANG ; Lixia YUAN ; Xingjie YANG ; Lei LI ; Lizi LIN ; Haiqing XU ; Zhuoming CHEN ; Saijun HUANG ; Qiang CHEN ; Quanying YI ; Maoping LIANG ; Yanjuan CHEN
Chinese Mental Health Journal 2025;39(8):661-670
Autism spectrum disorder(ASD),characterized by unknown etiology and high heterogeneity,ne-cessitates precise diagnostic and intervention strategies.Neuroimaging techniques have shown great promise in un-covering the neural mechanisms of ASD,providing a foundation for aided diagnosis and transcranial magnetic stim-ulation(TMS)interventions.This review highlights that integrating multimodal neuroimaging and developing indi-vidualized indices with developmental specificity can significantly improve the accuracy of ASD diagnosis and clas-sification.Furthermore,TMS interventions guided by functional connectivity derived from functional magnetic reso-nance imaging(fMRI)offer a personalized approach to ASD treatment.
6.Current status and prospect of self-administered visual function testing tools for telemedicine
Qianyi PAN ; Xiaotong HAN ; Jiaqing ZHANG ; Lixia LUO
International Eye Science 2025;25(5):765-769
One of the significant hurdles in telemedicine, particularly in ophthalmology, is the absence of direct physical examination. This specialty depends extensively on specialized instruments that typically require proficient operators. Visual function tests are crucial for both outpatient and inpatient ophthalmic services, playing a vital role in screening, diagnosing, monitoring treatment effectiveness, and managing follow-ups for various eye conditions. The progress in mobile technology has paved the way for expanding these tests beyond traditional clinic settings, promoting the creation of patient-focused, straightforward, cost-effective, and efficient measurement tools. In light of the swift advancement of digital technologies, this article reviews the characteristics, and reliability of self-administered visual function tests tools, including visual acuity, refractive error assessment, visual field, contrast sensitivity, and color vision, along with other pertinent diagnostic tools that have been developed and validated for accuracy and repeatability through research, with a view to providing ophthalmologists and patients with scientific and practical references when selecting and using these tools, further promoting efficiency and efficacy of teleophthalmology.
7.Influence and its mechanism of allogeneic dermal papilla cells on the wound healing of full-thickness skin defects in mice
Yage SHANG ; Lixia ZHANG ; Chao HAN ; Mengyang LI ; Liang LUO ; Xujie WANG ; Dahai HU
Chinese Journal of Burns 2024;40(8):772-780
Objective:To explore the influence and its mechanism of allogeneic dermal papilla cells (DPCs) on the wound healing of full-thickness skin defects in mice.Methods:This study was an experimental study. DPCs were isolated from the whisker follicles of five 6-week-old male C57BL/6J mice by combining microdissection with collagenase digestion and were successfully identified. Eighteen 8-week-old male C57BL/6J mice were divided into phosphate buffer solution (PBS) group and DPC group according to the random number table, with 9 mice in each group, and the full-thickness skin defect wound model was created on the back of all mice. On day 2, 4, and 6 after injury, the mice in DPC group were administered 100 μL of cell suspension containing 1×10 6 DPCs of the 4 th passage by subcutaneous injection around the wound, and the mice in PBS group was administered an equal volume of PBS. On day 3, 7, 10, and 14 after injury, the wound healing and hair growth of mice in two groups were observed, and the residual wound area was measured, and the hair coverage area on the wound of mice in two groups was measured on day 14 after injury. On day 14 after injury, the wound tissue samples of mice in two groups were collected. Hematoxylin-eosin staining was performed to observe the condition of newborn hair follicles and the number was counted, Masson staining was performed to observe the collagen deposition in the dermis and the collagen deposition area was measured, the immunofluorescence method was used to detect the protein expressions of Wnt/β-catenin signaling pathway related molecules β-catenin and lymphoid enhancer binding factor 1 (Lef1), and Western blotting and real-time fluorescence quantitative reverse transcription polymerase chain reaction were used to detect the protein and mRNA expressions of β-catenin and Lef1, respectively. The number of samples in each experiment was 3. Results:Compared with those in PBS group, the mice in DPC group had accelerated wound re-epithelialization at each time point after injury, and more hair growth on day 10 and 14 after injury. On day 7, 10, and 14 after injury, the residual wound areas of mice in DPC group were (13.92±2.90), (3.69±1.78), and (1.09±0.14) mm 2, respectively, which were significantly smaller than (26.19±2.06), (10.84±3.59), and (6.75±2.11) mm 2 in PBS group, respectively (with t values of 5.85, 3.09, and 4.63, respectively, P values all <0.05). On day 14 after injury, the hair coverage area on the wound of mice in DPC group was (62±7) mm 2, which was significantly larger than (35±6) mm 2 in PBS group ( t=2.89, P<0.05). On day 14 after injury, compared with those in PBS group, the number of newborn hair follicles in the wound tissue of mice in DPC group was significantly increased ( t=5.43, P<0.05), and the dermal collagen deposition area was significantly reduced ( t=3.56, P<0.05). On day 14 after injury, both the immunofluorescence method and the Western blotting detection showed that the protein expressions of β-catenin (with t values of 5.49 and 4.25, respectively, P values all <0.05) and Lef1 (with t values of 7.50 and 11.54, respectively, P values all <0.05) in the wound tissue of mice in DPC group were significantly higher than those in PBS group; the mRNA expressions of β-catenin and Lef1 in the wound tissue of mice in DPC group were significantly higher than those in PBS group (with t values of 7.68 and 9.67, respectively, P<0.05). Conclusions:DPCs can accelerate the re-epithelialization of full-thickness skin defect wounds in mice by activating Wnt/β-catenin signaling pathway and promote hair follicle regeneration during the process of wound healing.
8.Role of mesenchymal stem cells and their exosomes in the treatment of drug-induced liver injury
Guojing XING ; Longlong LUO ; Lifei WANG ; Shunna WANG ; Xiaofeng ZHENG ; Lixia LU ; Jiucong ZHANG
Journal of Clinical Hepatology 2024;40(3):633-638
The incidence rate of drug-induced liver injury (DILI) is increasing year by year with unknown mechanisms, and the treatment methods for DILI mainly include drugs, liver support systems, and liver transplantation, all of which have certain limitations. Therefore, the search for safer and more effective treatment methods has become a research hotspot at present. Studies have shown that mesenchymal stem cells and their exosomes can alleviate liver injury by reducing liver inflammation, promoting hepatocyte proliferation and regeneration, inhibiting the apoptosis of hepatocytes, improving oxidative stress, and regulating immunity. This article briefly reviews the role of mesenchymal stem cells and their exosomes in the treatment of DILI, so as to provide a reference for further research.
9.Mechanism of action of follicular helper T cells in autoimmune hepatitis
Longlong LUO ; Lifei WANG ; Guojing XING ; Ying ZHENG ; Lixia LU ; Chuyi LI ; Bin LI ; Jun MA ; Xiaohui YU ; Jiucong ZHANG
Journal of Clinical Hepatology 2024;40(7):1466-1469
Autoimmune hepatitis(AIH)is a type of chronic hepatitis caused by the attack of hepatocytes by the autoimmune system,and with the prolongation of disease course,it may gradually progress to liver cirrhosis and even hepatocellular carcinoma.Although great achievements have been made in the understanding and treatment of AIH,its etiology and pathogenesis still remain unclear.T cells play a crucial role in the development and progression of AIH,and by focusing on follicular helper T cells,this article elaborates on the research advances in follicular helper T cells in AIH,in order to provide new ideas and strategies for the clinical treatment of AIH.
10.Research advances in the mechanism of action of nucleotide-binding oligomerization domain-like receptor protein 3 inflammasome in autoimmune hepatitis
Lifei WANG ; Longlong LUO ; Guojing XING ; Lixia LU ; Bin LI ; Jiucong ZHANG ; Xiaohui YU
Journal of Clinical Hepatology 2024;40(10):2092-2097
Autoimmune hepatitis(AIH)is chronic hepatitis caused by the attack of live cells by the immune system,and at present,the pathogenesis of AIH remains unclear.Inflammasomes are important components of innate immunity and are involved in a variety of pathophysiological processes.Studies have shown that inflammatory response associated with nucleotide-binding oligomerization domain-like receptor protein 3(NLRP3)plays an important role in the pathogenesis of AIH,which mainly mediates the release of proinflammatory factors and pyroptosis,thereby participating in the pathophysiological process of AIH.Therefore,the development and progression of AIH can be delayed by inhibiting the activation of NLRP3 inflammasomes,which provides new ideas for the prevention and treatment of AIH.

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