BACKGROUND Wernicke encephalopathy is a neurological disorder caused by thiamine deficiency,commonly seen in alcoholic populations but also involving other circumstances that may lead to thiamine deficiency.The recogn...BACKGROUND Wernicke encephalopathy is a neurological disorder caused by thiamine deficiency,commonly seen in alcoholic populations but also involving other circumstances that may lead to thiamine deficiency.The recognition of Wernicke encephalopathy often depends on clinicians’keen ability to detect its typical triad of features;however,most cases do not present with the full constellation of signs,which complicates the timely identification of Wernicke encephalopathy.CASE SUMMARY This case report describes a patient with nasopharyngeal carcinoma who developed abnormal ocular function and ataxia following concurrent chemoradiotherapy,without a history of alcohol abuse.With the aid of radiological examinations,he received a timely diagnosis and treatment;however,his symptoms did not fully resolve during follow-up.CONCLUSION For patients with malignant tumors exhibiting neurological symptoms,clinicians should consider the possibility of Wernicke encephalopathy and provide prophylactic thiamine therapy.展开更多
Background:Wernicke encephalopathy(WE)is an acute neurological disease resulting from vitamin B1 deficiency,and there are only very few case reports of WE after liver transplantation.The present study aimed to investi...Background:Wernicke encephalopathy(WE)is an acute neurological disease resulting from vitamin B1 deficiency,and there are only very few case reports of WE after liver transplantation.The present study aimed to investigate the clinical characteristics,etiology,magnetic resonance imaging(MRI)features,treatment and prognosis of patients with WE after liver transplantation.Methods:Twenty-three patients with WE after liver transplantation from the First Affiliated Hospital,Zhejiang University School of Medicine and Jiangxi Provincial People’s Hospital between January 2011 and December 2021 were retrospectively analyzed.Results:Among the 23 patients diagnosed with WE after liver transplantation,6(26%)had a classic triad of impaired consciousness,oculomotor palsy and ataxia,and 17(74%)had two features.The misdiagno-sis rate was 65%.After treatment with high-dose vitamin B1,19(83%)patients showed improvement,whereas 4(17%)showed no improvement,including 3 with residual short-term memory impairments and 1 with residual spatial and temporal disorientation and ataxia.Conclusions:The misdiagnosis rate is high in the early stage of WE,and the prognosis is closely asso-ciated with whether WE is diagnosed early and treated timely.High-dose glucose or glucocorticoids can trigger WE and cannot be administered before vitamin B1 treatment.Vitamin B1 is suggested to be used as a prophylactic treatment for patients with WE after liver transplantation.展开更多
目的利用功能磁共振成像技术研究汉语听觉词汇语义判断任务时正常人与Wernicke语言区胶质瘤病人脑的活动情况。方法对15名正常青年受试者和2名胶质瘤累及左侧优势半球Wernicke语言区的病人进行听觉方式呈现汉语词汇语义判断任务的fMRI扫...目的利用功能磁共振成像技术研究汉语听觉词汇语义判断任务时正常人与Wernicke语言区胶质瘤病人脑的活动情况。方法对15名正常青年受试者和2名胶质瘤累及左侧优势半球Wernicke语言区的病人进行听觉方式呈现汉语词汇语义判断任务的fMRI扫描,由3.0 T MR扫描仪获取数据,并采用AFNI软件进行脑功能区活动图像分析。结果正常志愿者听觉语义判断语言任务激活的主要脑区包括双侧小脑半球、辅助运动区、额下回、颞上回、颞中回、岛叶、左侧顶下小叶、左侧缘上回。两位胶质瘤累及左半球Wernicke区患者的语言任务激活主要脑区包括:双侧小脑半球、辅助运动区、额下回、额中回、颞中回、岛叶、顶下小叶、右侧缘上回、右侧颞上回、右侧额上回。结论2例胶质瘤累及左侧Wernicke区的患者右侧半球激活较正常志愿者组明显增多,以右侧为优势,且左侧Wernicke区的激活减少,代之以肿瘤周边少量激活。展开更多
文摘BACKGROUND Wernicke encephalopathy is a neurological disorder caused by thiamine deficiency,commonly seen in alcoholic populations but also involving other circumstances that may lead to thiamine deficiency.The recognition of Wernicke encephalopathy often depends on clinicians’keen ability to detect its typical triad of features;however,most cases do not present with the full constellation of signs,which complicates the timely identification of Wernicke encephalopathy.CASE SUMMARY This case report describes a patient with nasopharyngeal carcinoma who developed abnormal ocular function and ataxia following concurrent chemoradiotherapy,without a history of alcohol abuse.With the aid of radiological examinations,he received a timely diagnosis and treatment;however,his symptoms did not fully resolve during follow-up.CONCLUSION For patients with malignant tumors exhibiting neurological symptoms,clinicians should consider the possibility of Wernicke encephalopathy and provide prophylactic thiamine therapy.
基金approved by Jiangxi Provincial People’s Hospital and First Affiliated Hospital,Zhejiang University School of Medicine(2022068 and 2022370).Written informed consent was obtained from all participants.
文摘Background:Wernicke encephalopathy(WE)is an acute neurological disease resulting from vitamin B1 deficiency,and there are only very few case reports of WE after liver transplantation.The present study aimed to investigate the clinical characteristics,etiology,magnetic resonance imaging(MRI)features,treatment and prognosis of patients with WE after liver transplantation.Methods:Twenty-three patients with WE after liver transplantation from the First Affiliated Hospital,Zhejiang University School of Medicine and Jiangxi Provincial People’s Hospital between January 2011 and December 2021 were retrospectively analyzed.Results:Among the 23 patients diagnosed with WE after liver transplantation,6(26%)had a classic triad of impaired consciousness,oculomotor palsy and ataxia,and 17(74%)had two features.The misdiagno-sis rate was 65%.After treatment with high-dose vitamin B1,19(83%)patients showed improvement,whereas 4(17%)showed no improvement,including 3 with residual short-term memory impairments and 1 with residual spatial and temporal disorientation and ataxia.Conclusions:The misdiagnosis rate is high in the early stage of WE,and the prognosis is closely asso-ciated with whether WE is diagnosed early and treated timely.High-dose glucose or glucocorticoids can trigger WE and cannot be administered before vitamin B1 treatment.Vitamin B1 is suggested to be used as a prophylactic treatment for patients with WE after liver transplantation.
文摘目的利用功能磁共振成像技术研究汉语听觉词汇语义判断任务时正常人与Wernicke语言区胶质瘤病人脑的活动情况。方法对15名正常青年受试者和2名胶质瘤累及左侧优势半球Wernicke语言区的病人进行听觉方式呈现汉语词汇语义判断任务的fMRI扫描,由3.0 T MR扫描仪获取数据,并采用AFNI软件进行脑功能区活动图像分析。结果正常志愿者听觉语义判断语言任务激活的主要脑区包括双侧小脑半球、辅助运动区、额下回、颞上回、颞中回、岛叶、左侧顶下小叶、左侧缘上回。两位胶质瘤累及左半球Wernicke区患者的语言任务激活主要脑区包括:双侧小脑半球、辅助运动区、额下回、额中回、颞中回、岛叶、顶下小叶、右侧缘上回、右侧颞上回、右侧额上回。结论2例胶质瘤累及左侧Wernicke区的患者右侧半球激活较正常志愿者组明显增多,以右侧为优势,且左侧Wernicke区的激活减少,代之以肿瘤周边少量激活。
