Chikungunya fever(CF)is caused by an arbovirus whose manifestations are extremely diverse,and it has evolved with significant severity in recent years.The clinical signs triggered by the Chikungunya virus are similar ...Chikungunya fever(CF)is caused by an arbovirus whose manifestations are extremely diverse,and it has evolved with significant severity in recent years.The clinical signs triggered by the Chikungunya virus are similar to those of other arboviruses.Generally,fever starts abruptly and reaches high levels,followed by severe polyarthralgia and myalgia,as well as an erythematous or petechial maculopapular rash,varying in severity and extent.Around 40%to 60%of affected individuals report persistent arthralgia,which can last from months to years.The symptoms of CF mainly represent the tissue tropism of the virus rather than the immunopathogenesis triggered by the host's immune system.The main mechanisms associated with arthralgia have been linked to an increase in T helper type 17 cells and a consequent increase in receptor activator of nuclear factor kappa-Βligand and bone resorption.This review suggests that persistent arthralgia results from the presence of viral antigens post-infection and the constant activation of signaling lymphocytic activation molecule family member 7 in synovial macrophages,leading to local infiltration of CD4+T cells,which sustains the inflammatory process in the joints through the secretion of pro-inflammatory cytokines.The term"long chikungunya"was used in this review to refer to persistent arthralgia since,due to its manifestation over long periods after the end of the viral infection,this clinical condition seems to be characterized more as a sequel than as a symptom,given that there is no active infection involved.展开更多
BACKGROUND Patients with proteinase 3-antineutrophil cytoplasmic antibody associated vasculitis(AAV)experience different manifestations at the initial onset and relapse.However,such cases of different initial and rela...BACKGROUND Patients with proteinase 3-antineutrophil cytoplasmic antibody associated vasculitis(AAV)experience different manifestations at the initial onset and relapse.However,such cases of different initial and relapse manifestations have not been reported in myeloperoxidase(MPO)-AAV patients.CASE SUMMARY A 52-year-old woman was admitted to our hospital because of headache.Laboratory findings indicated nephrotic range proteinuria and microscopic hematuria,serum creatinine of 243μmol/L,anti-MPO antibody titer of>400 RU/mL,and positive perinuclearantineutrophil cytoplasmic antibody.Renal biopsy showed pauci-immune crescentic glomerulonephritis.The cerebrospinal fluid examination and brain magnetic resonance imaging did not show any abnormality.Therefore,MPO-AAV was diagnosed.Corticosteroids,plasmapheresis,and cyclophosphamide as induction therapy and mycophenolate mofetil(MMF)as maintenance therapy were administered.The patient’s headache disappeared;serum creatinine returned to normal;complete remission of microscopic hematuria and proteinuria was observed.Anti-MPO antibody titer reached normal limits after immunosuppressive treatment.Twenty-five months after stopping the immunosuppressive treatment,the patient relapsed with arthralgia,without neurological or renal involvement.The patient’s arthralgia improved after treatment with prednisone and MMF.CONCLUSION We have reported a rare case of MPO-AAV who initially presented with headache and kidney involvement.However,relapse presented with only arthralgia,which was completely different from the initial manifestations.This case suggests that AAV relapse should be highly suspected in MPO-AAV patients after remission,when clinical manifestations at relapse are different from those at onset.Prednisone and MMF may provide a good choice for refractory arthralgia during relapse in MPO-AAV patients.展开更多
目的系统评价雷火灸治疗腰椎间盘突出症的疗效。方法研究者通过PubMed、Web of Science、Embase、Cochrane Library、中国知网、万方数据、维普数据库,查询关于雷火灸治疗腰椎间盘突出症的RCT,检索时间为自建库到2023年3月27日,严格筛选...目的系统评价雷火灸治疗腰椎间盘突出症的疗效。方法研究者通过PubMed、Web of Science、Embase、Cochrane Library、中国知网、万方数据、维普数据库,查询关于雷火灸治疗腰椎间盘突出症的RCT,检索时间为自建库到2023年3月27日,严格筛选,提取有效数据,运用RevMan 5.4软件进行Meta分析。结果12项文献被纳入此研究,总样本量有1041例,其中试验组521例,对照组520例。Meta分析结果显示,与对照组相比,加用雷火灸的试验组在临床总有效率、VAS评分、JOA腰椎功能、ODI改善方面治疗效果更好,P<0.001。结论雷火灸治疗腰椎间盘突出症患者有一定疗效,可有效缓解患者疼痛、腿麻等不适症状,未来还需大样本、高质量的随机对照试验来增强其循证依据。展开更多
文摘Chikungunya fever(CF)is caused by an arbovirus whose manifestations are extremely diverse,and it has evolved with significant severity in recent years.The clinical signs triggered by the Chikungunya virus are similar to those of other arboviruses.Generally,fever starts abruptly and reaches high levels,followed by severe polyarthralgia and myalgia,as well as an erythematous or petechial maculopapular rash,varying in severity and extent.Around 40%to 60%of affected individuals report persistent arthralgia,which can last from months to years.The symptoms of CF mainly represent the tissue tropism of the virus rather than the immunopathogenesis triggered by the host's immune system.The main mechanisms associated with arthralgia have been linked to an increase in T helper type 17 cells and a consequent increase in receptor activator of nuclear factor kappa-Βligand and bone resorption.This review suggests that persistent arthralgia results from the presence of viral antigens post-infection and the constant activation of signaling lymphocytic activation molecule family member 7 in synovial macrophages,leading to local infiltration of CD4+T cells,which sustains the inflammatory process in the joints through the secretion of pro-inflammatory cytokines.The term"long chikungunya"was used in this review to refer to persistent arthralgia since,due to its manifestation over long periods after the end of the viral infection,this clinical condition seems to be characterized more as a sequel than as a symptom,given that there is no active infection involved.
文摘BACKGROUND Patients with proteinase 3-antineutrophil cytoplasmic antibody associated vasculitis(AAV)experience different manifestations at the initial onset and relapse.However,such cases of different initial and relapse manifestations have not been reported in myeloperoxidase(MPO)-AAV patients.CASE SUMMARY A 52-year-old woman was admitted to our hospital because of headache.Laboratory findings indicated nephrotic range proteinuria and microscopic hematuria,serum creatinine of 243μmol/L,anti-MPO antibody titer of>400 RU/mL,and positive perinuclearantineutrophil cytoplasmic antibody.Renal biopsy showed pauci-immune crescentic glomerulonephritis.The cerebrospinal fluid examination and brain magnetic resonance imaging did not show any abnormality.Therefore,MPO-AAV was diagnosed.Corticosteroids,plasmapheresis,and cyclophosphamide as induction therapy and mycophenolate mofetil(MMF)as maintenance therapy were administered.The patient’s headache disappeared;serum creatinine returned to normal;complete remission of microscopic hematuria and proteinuria was observed.Anti-MPO antibody titer reached normal limits after immunosuppressive treatment.Twenty-five months after stopping the immunosuppressive treatment,the patient relapsed with arthralgia,without neurological or renal involvement.The patient’s arthralgia improved after treatment with prednisone and MMF.CONCLUSION We have reported a rare case of MPO-AAV who initially presented with headache and kidney involvement.However,relapse presented with only arthralgia,which was completely different from the initial manifestations.This case suggests that AAV relapse should be highly suspected in MPO-AAV patients after remission,when clinical manifestations at relapse are different from those at onset.Prednisone and MMF may provide a good choice for refractory arthralgia during relapse in MPO-AAV patients.
文摘目的系统评价雷火灸治疗腰椎间盘突出症的疗效。方法研究者通过PubMed、Web of Science、Embase、Cochrane Library、中国知网、万方数据、维普数据库,查询关于雷火灸治疗腰椎间盘突出症的RCT,检索时间为自建库到2023年3月27日,严格筛选,提取有效数据,运用RevMan 5.4软件进行Meta分析。结果12项文献被纳入此研究,总样本量有1041例,其中试验组521例,对照组520例。Meta分析结果显示,与对照组相比,加用雷火灸的试验组在临床总有效率、VAS评分、JOA腰椎功能、ODI改善方面治疗效果更好,P<0.001。结论雷火灸治疗腰椎间盘突出症患者有一定疗效,可有效缓解患者疼痛、腿麻等不适症状,未来还需大样本、高质量的随机对照试验来增强其循证依据。
