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Fresh Frozen Plasma for the Treatment of Hereditary Angioedema Acute Attacks 被引量:4
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作者 Rui Tang Shi Chen Hong-yu Zhang 《Chinese Medical Sciences Journal》 CAS CSCD 2012年第2期92-95,共4页
Objective To determine the safety and efficacy of fresh frozen plasma (FFP) iniusion for the treat- ment of hereditary angioedema (FIAE). Methods The medical records of patients with HAE admitted to Peking Union ... Objective To determine the safety and efficacy of fresh frozen plasma (FFP) iniusion for the treat- ment of hereditary angioedema (FIAE). Methods The medical records of patients with HAE admitted to Peking Union Medical College Fiospital who had received FFP infusion during 2004 and 2010 were reviewed and PubMed database iFom 1966 to the present were searched using the following key words: hereditary angioedema and fresh frozen plasma. The patient's age, sex, body location of HAE attacks, the dose of FFP infusion, time of beginning to improvenaent, time to complete remission, complication, C 1 inhibitor activity, and outcome were analyzed. Results A total of 13 enrolled patients (7 male and 6 female) received 16 times of FFP infusion, in- cluding 2 patients undergoing FFP infusion in Peking Union Medical College Hospital and 11 patients re- ported in the literature. The mean dosage of FFP infusion was 586±337 mL. Two cases suffered from wors- ening abdominal pain and one case experienced skin rash. Only I patient had no improvement in symptom owing to transfusion related reaction. There was a definite improvement in symptom 49± 19 minutes after beginning FFP infusion. The remission time decreased from 61.7±27.0 hours to 3.3 (2.0, 12.0) hours after FFP infusion. FFP infusion was effective for both type I and type Ⅱ HAE. Conclusion FFP seems to be safe and effective for acute attacks of HAE. 展开更多
关键词 hereditary angioedema acute attacks fresh frozen plasma TREATMENT
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Fresh Frozen Plasma for the Treatment of a Chinese Patient with Hereditary Angioedema 被引量:2
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作者 Rui Tang Hong-yu Zhang Jia Gan 《Chinese Medical Sciences Journal》 CAS CSCD 2009年第4期246-247,共2页
HEREDITARY angioedema (HAE) is an autosomal dominant inherited condition which was initially described by Osier in 1888.1 Patients with HAE can develop rapid subcutaneous or submucosal edema involving the hands, fee... HEREDITARY angioedema (HAE) is an autosomal dominant inherited condition which was initially described by Osier in 1888.1 Patients with HAE can develop rapid subcutaneous or submucosal edema involving the hands, feet, limbs, face, intestinal tract, even larynx and trachea. The mortality of an acute attack of HAE without treatment was reported as high as 30%.2 HAE is caused by the deficiency of Cl esterase inhibitor (CIINH) which results in episodes of edema in parts of the human body, 展开更多
关键词 fresh frozen plasma hereditary angioedema TREATMENT
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Hereditary Angioedema in Pregnancy and Management without Recombinant Human C1-INH
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作者 Natália Paseto Pilati Maria Alexandrina Zanatta +6 位作者 Daniele Camila Maltauro Gabrielle Behenck Edimárlei Gonsales Valério Fernanda Oliveira Castilhos Eduardo Vettorazzi-Stuczynski Daniela Vanessa Vettori Janete Vettorazzi 《Open Journal of Obstetrics and Gynecology》 2021年第11期1470-1476,共7页
A pregnant woman diagnosed with type 1 angioedema seeks care at a public hospital for planning the delivery. This report presents ways to prevent and manage an acute HAE crisis during childbirth and early postpartum w... A pregnant woman diagnosed with type 1 angioedema seeks care at a public hospital for planning the delivery. This report presents ways to prevent and manage an acute HAE crisis during childbirth and early postpartum without the availability of first-line medications, such as plasma-derived human C1-INH concentrate. 展开更多
关键词 hereditary angioedema (hae) C1-Inhibitor High-Risk Pregnancy PROPHYLAXIS
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Newly Found C1 Inhibitor Gene Mutation in Hereditary Angioedema Patients
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作者 Rui Tang Hong-yu Zhang 《Chinese Medical Sciences Journal》 CAS CSCD 2009年第4期252-252,共1页
Hereditary angioedema (HAE) is an autosomal dominant condition that affects one in about 50 000 persons, characterized by recurrent episodes of subcutaneous or submucosal swelling involving the hands, feet, limbs, f... Hereditary angioedema (HAE) is an autosomal dominant condition that affects one in about 50 000 persons, characterized by recurrent episodes of subcutaneous or submucosal swelling involving the hands, feet, limbs, face, intestinal tract, even larynx and trachea. 展开更多
关键词 hereditary angioedema missense mutation C1 esterase inhibitor
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A C1-inhibitor rare mutation: Early diagnosis of hereditary angioedema in a paediatric patient
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作者 Maria Cristina Maggio Piero Sammarco +1 位作者 Carmelo Fabiano Giovanni Corsello 《Open Journal of Pediatrics》 2013年第1期42-44,共3页
Hereditary angioedema secondary to C1-inhibitor deficiency is a rare autosomal dominant disorder characterized by a deficiency of C1 esterase inhibitor.An eight-year-old girl showed periorbital painless swelling, diag... Hereditary angioedema secondary to C1-inhibitor deficiency is a rare autosomal dominant disorder characterized by a deficiency of C1 esterase inhibitor.An eight-year-old girl showed periorbital painless swelling, diagnosed as ethmoiditis. A craniofacial scan did not evidence a paranasal sinus involvement, C1INH levels were undetectable, with low C4 levels: 7.6 mg/dl and C1INH: <8.46 mg/dl. The genetic study identified a rare mutation of the C1INH gene. This clinical report is of relieve because paediatric cases described in literature are rare, did not presented a positive family history, and received a diagnosis after many attacks. Furthermore our girl received a prompt diagnosis of HAE at the first attack of angioedema. 展开更多
关键词 hereditary angioedema C1-Inhibitor Deficiency
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Hypersensitivity to Aspirin as a Factor for Poor Control in Hereditary Angioedema
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作者 Carlos Alberto Garcia-Lopez Maria Eugenia Vargas-Camano +5 位作者 Emmanuel Alcazar-Casarin Guillermo Quintana Mexiac Pablo Leon Gomez Mario Alberto Ynga-Durand Benjamin Lopez-Velazquez Maria Isabel Castrejon-Vazquez 《Journal of Biosciences and Medicines》 2017年第3期39-54,共16页
Background: Hereditary angioedema (HAE) is a primary immunodeficiency disorder characterized by C1 complement inhibitor deficiency and unregulated activation of complement. Aspirin hypersensitivity is related to an in... Background: Hereditary angioedema (HAE) is a primary immunodeficiency disorder characterized by C1 complement inhibitor deficiency and unregulated activation of complement. Aspirin hypersensitivity is related to an increase in the amount of leukotrienes with eosinophil and mast cell activation and increased levels of glandular kallikrein with upregulated local conversion of bradykinin. Both conditions can be present in the same patient. Objectives: We present five patients with HAE;they were all being treated in similar ways according to the therapeuthic options available in our institute (danazol). However, three of them had recurrent episodes of angioedema;in these cases, it was identified aspirin hypersensitivity as a cause of poor disease control. A review of the literature is included. Case Presentation: We present the cases of four females and one male (age range 21 - 58 years) with type I HAE. Subjects were all ISSSTE beneficiaries (state workers) treated at the National Medical Center “20 de Noviembre”. Aspirin hypersensitivity was identified in three patients. Elimination of NSAIDs along with dietary elimination of high salicylate-containing foods improved control of angioedema crisis (severe and/ or recurrent episodes). Discussion: Aspirin hypersensitivity was identified as a factor for poor control in our patients with HAE. Such cases improved with dietary elimination of high salicylate-containing foods and avoidance of NSAIDs. Conclusions: This is the first report of patients with HAE and aspirin hypersensitivity as a cause of poor control. We recommend a deliberate search of these comorbidities, especially in cases of poor disease control. Further studies are needed to continue the investigation on this topic. 展开更多
关键词 hereditary angioedema IMMUNODEFICIENCY COMPLEMENT SALICYLATES
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Perioperative anesthetic management in pediatric hereditary angioedema;case report
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作者 M.Nuri Deniz Aylin Incesu +1 位作者 Elvan Erhan Gulden Ugur 《Open Journal of Pediatrics》 2012年第4期294-297,共4页
Hereditary angioedema is a rare but life-threatening disease, usually resulting from upper respiratory tract traumas and stress. In this case report, we present the management of a 14-year-old female patient who was d... Hereditary angioedema is a rare but life-threatening disease, usually resulting from upper respiratory tract traumas and stress. In this case report, we present the management of a 14-year-old female patient who was diagnosed with hereditary angioedema and scheduled to undergo transurethral resection of bladder (TURB) procedure for bladder tumor. She was on prophylactic danazol treatment and prior to the operation the dose of danazol was increased. On the day of the operation, patient was given C1-IHN concentrate and was sedated. In conclusion, hereditary angioedema is a rare disease in which multidisciplinary and aggressive approach during anesthesia would yield successful results. 展开更多
关键词 hereditary angioedema C1 Inhibitor Deficiency Anesthetic Management and Bladder Tumor
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遗传性血管性水肿急诊科诊疗路径
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作者 周宁 韩小彤 +10 位作者 陈松 孙鹏 刘斌 杜俊凯 张春阳 郭庚 窦清理 姜伟 吕传柱 朱华栋 张茂 《中国急救医学》 CAS CSCD 2024年第2期99-105,共7页
遗传性血管性水肿(hereditary angioedema,HAE)是一种常染色体显性遗传病,以反复发作的皮肤和黏膜水肿为特征。水肿可出现在任何部位,最致命的为喉水肿,引发窒息,危及生命。若水肿累及消化道黏膜,可引起腹痛、呕吐等症状,易误诊为急腹... 遗传性血管性水肿(hereditary angioedema,HAE)是一种常染色体显性遗传病,以反复发作的皮肤和黏膜水肿为特征。水肿可出现在任何部位,最致命的为喉水肿,引发窒息,危及生命。若水肿累及消化道黏膜,可引起腹痛、呕吐等症状,易误诊为急腹症。颜面、躯干及四肢等皮肤水肿也严重影响患者生活质量。为提高急诊科医生的识别及处理能力,本专业组特编写此诊疗路径。路径除对HAE的发病机制、临床表现等进行介绍外,还汇总了既往在中国已经发表的急诊科病例,以便广大医生更好的理解疾病,并绘制诊疗路径图,为临床实践提供参考依据。 展开更多
关键词 遗传性血管性水肿 血管性水肿 急诊 诊断 补体C4 C1酯酶抑制物 新鲜冰冻血浆 艾替班特注射液
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以反复腹痛为主要表现的遗传性血管性水肿1例并文献复习
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作者 王畅畅 李巍 +1 位作者 董翔 高亚东 《数理医药学杂志》 CAS 2024年第4期313-317,共5页
遗传性血管性水肿(hereditary angioedema,HAE)是一种罕见的常染色体显性遗传病,以上呼吸道、消化道及皮肤粘膜水肿为特征,其主要发病机制为C1酯酶抑制物(complement 1 esterase inhibitor,C1-INH)浓度和(或)功能下降。当水肿累及消化... 遗传性血管性水肿(hereditary angioedema,HAE)是一种罕见的常染色体显性遗传病,以上呼吸道、消化道及皮肤粘膜水肿为特征,其主要发病机制为C1酯酶抑制物(complement 1 esterase inhibitor,C1-INH)浓度和(或)功能下降。当水肿累及消化道黏膜时常表现为腹痛,与外科急腹症较难鉴别,常被误诊误治。本文报道了一例以反复腹痛为主要表现的HAE患者,病情隐匿,诊断过程复杂,最终通过检测C1-INH功能及浓度得以确诊,并在给予拉那利尤单抗预防性治疗后达到满意的临床效果。 展开更多
关键词 遗传性血管性水肿 腹痛 C1酯酶抑制物
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Diagnosis and management of angioedema with abdominal involvement:A gastroenterology perspective 被引量:1
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作者 Ugochukwu C Nzeako 《World Journal of Gastroenterology》 SCIE CAS CSCD 2010年第39期4913-4921,共9页
Abdominal involvement in angioedema is often a challenge to diagnose.Acute onset abdominal pain is its most common presenting symptom,and misdiagnosis may lead to unnecessary surgical intervention.Familiarity with the... Abdominal involvement in angioedema is often a challenge to diagnose.Acute onset abdominal pain is its most common presenting symptom,and misdiagnosis may lead to unnecessary surgical intervention.Familiarity with the types and presentations of angioedema can be invaluable to clinicians as they consider the differential diagnoses of a patient presenting with abdominal pain. Detailed personal and family histories,careful physical examination of the patient,combined with knowledge of angioedema types,can help clinicians perform their diagnostic evaluation.An accurate diagnosis is essential in order to provide appropriate treatment to patients with angioedema.Depending upon the diagnosis,treatment may be the avoidance of provoking factors(such as allergens or medications),inhibiting histamine-provoked reactions,or treating C1 esterase inhibitor deficiency. 展开更多
关键词 ACQUIRED angioedema Angiotensin-converting enzyme-induced angioedema Gastrointestinal hereditary angioedema C1 ESTERASE inhibitor deficiency
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以头颈部水肿为表现的遗传性血管性水肿分析
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作者 张敏 李茂才 +1 位作者 刘付星 宫丽丽 《中国耳鼻咽喉头颈外科》 CSCD 2023年第12期800-801,共2页
目的 分析以头颈部水肿为主要表现的遗传性血管性水肿的治疗方法,以期对其更加深入的了解。方法 回顾性分析2017年6月~2021年4月于聊城市人民医院耳鼻咽喉头颈外科住院的遗传性血管性水肿患者,其中男1例,女3例,年龄23~55岁。结果 4例患... 目的 分析以头颈部水肿为主要表现的遗传性血管性水肿的治疗方法,以期对其更加深入的了解。方法 回顾性分析2017年6月~2021年4月于聊城市人民医院耳鼻咽喉头颈外科住院的遗传性血管性水肿患者,其中男1例,女3例,年龄23~55岁。结果 4例患者均来自于同一家族,主要表现为头颈部组织水肿,2例主要以喉头水肿为主,其中1例因喉头水肿多次住院治疗,另2例主要以头颈部皮肤肿胀为主。患者住院后通过输注灭活血浆,病情得到改善。结论 遗传性血管性水肿是一种临床主要表现为皮肤及黏膜反复发作的水肿性疾病,全身多处皮肤黏膜均可发病。遗传性血管性水肿患者需详细询问病史及家族史,并掌握其治疗流程,避免误诊漏诊贻误患者病情。 展开更多
关键词 血管性水肿 遗传性(angioedemas hereditary) C1酯酶抑制因子(C1 inhibitor) 灭活血浆(inactivated plasma)
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新鲜冰冻血浆治疗遗传性血管性水肿急性发作16例次分析 被引量:4
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作者 汤蕊 陈适 张宏誉 《局解手术学杂志》 2012年第3期283-284,共2页
目的探讨新鲜冰冻血浆(FFP)治疗遗传性血管性水肿(HAE)的适应证、安全性和有效性。方法回顾性分析北京协和医院4例次及文献中12例次共16例次FFP治疗HAE急性发作的病例。结果共13例HAE患者急性期16次输注FFP,输注量平均(586±337)mL... 目的探讨新鲜冰冻血浆(FFP)治疗遗传性血管性水肿(HAE)的适应证、安全性和有效性。方法回顾性分析北京协和医院4例次及文献中12例次共16例次FFP治疗HAE急性发作的病例。结果共13例HAE患者急性期16次输注FFP,输注量平均(586±337)mL,输注后15例次病情得到改善,1例次因输血反应中断用药。症状开始缓解时间为(49±19)min,输注后完全缓解时间由输注前的(6.7±27.0)h缩短为(2.0±12.0)h。除2例次患者出现腹痛加重、1例次患者出现皮疹外,其他患者均未出现不良反应。结论 FFP用于HAE急性发作期治疗相对安全有效。 展开更多
关键词 遗传性血管性水肿 新鲜冰冻血浆 治疗
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遗传性血管性水肿治疗 被引量:6
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作者 徐迎阳 支玉香 《中华临床免疫和变态反应杂志》 2012年第3期228-231,共4页
遗传性血管性水肿(hereditary angioedema,HAE)是一种较为罕见的常染色体显性遗传病,临床上表现为反复发生的皮肤和黏膜水肿,当水肿发生于呼吸道时可窒息死亡。由于该病发病率低,临床医生对其认识不足常被误诊、误治。随着对该病研究的... 遗传性血管性水肿(hereditary angioedema,HAE)是一种较为罕见的常染色体显性遗传病,临床上表现为反复发生的皮肤和黏膜水肿,当水肿发生于呼吸道时可窒息死亡。由于该病发病率低,临床医生对其认识不足常被误诊、误治。随着对该病研究的不断深入,这一疾病逐渐被人们认识并重视。尤其是对HAE发病机制的研究,使得多种新药被研制出并已应用于临床。本文对该病目前国内外现行的治疗方法进行综述,以期帮助临床医生正确选择治疗方案。 展开更多
关键词 遗传性血管性水肿 治疗 新方法
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达那唑对遗传性血管水肿的长期预防性治疗作用 被引量:4
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作者 支玉香 张宏誉 《中华临床免疫和变态反应杂志》 2007年第2期175-179,共5页
目的观察达那唑对遗传性血管水肿(HAE)长期预防性治疗的疗效及副作用.同时探讨达那唑的作用机制。方法回顾性分析1987~2006年于北京协和医院诊断并接受达那唑治疗的45例 HAE 患者的疗效、副作用及治疗前后生化指标的改变。结果 80.0%... 目的观察达那唑对遗传性血管水肿(HAE)长期预防性治疗的疗效及副作用.同时探讨达那唑的作用机制。方法回顾性分析1987~2006年于北京协和医院诊断并接受达那唑治疗的45例 HAE 患者的疗效、副作用及治疗前后生化指标的改变。结果 80.0%的患者能以200mg/d 或200mg/d 以下的剂量维持以达到良好控制。在治疗开始阶段,达那唑剂量较大时,C1抑制物(C1 INH)浓度和 C4水平较治疗前明显升高(P<0.01),C4达到了正常范围,但 C1 INH 未能达到正常值。当达那唑减至维持量后,二者水平均下降,C1 INH与治疗前无差异(P>0.05),而 C4仍高于治疗前(P<0.05)。达那唑副作用主要表现为肝功能的异常和雄性激素的作用表现,但耐受良好,且减至维持量后副作用轻微。结论达那唑可有效用于 HAE 的长期预防性治疗,副作用轻微,耐受性好。其作用机制可能与 C1 INH 抑制作用的再分配有关,确切的机制仍需进一步研究。 展开更多
关键词 遗传性血管水肿 达那唑 C1抑制物
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一个遗传性血管水肿家系C1抑制物基因突变的检测分析 被引量:2
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作者 支玉香 张宏誉 黄尚志 《中国医学科学院学报》 CAS CSCD 北大核心 2003年第6期664-666,共3页
目的对一个遗传性血管水肿(HAE)家系患者C1抑制物(C1INH)基因的突变类型进行检测分析。方法用聚合酶链反应扩增产物直接测序法检测HAE患者C1INH基因8个外显子及旁侧内含子序列,将检测结果与GenBank公布的C1INH基因序列相比较,确定突变... 目的对一个遗传性血管水肿(HAE)家系患者C1抑制物(C1INH)基因的突变类型进行检测分析。方法用聚合酶链反应扩增产物直接测序法检测HAE患者C1INH基因8个外显子及旁侧内含子序列,将检测结果与GenBank公布的C1INH基因序列相比较,确定突变。为除外多态性可能,在30名正常人中对该突变进行分析。结果该家系中的5例患者外显子8中均检测到1种新的突变类型(核苷酸序列17839delC),正常人中无此改变。结论在该家系中发现C1INH基因核苷酸序列17839delC突变,该突变可能是此家系发病的分子基础。 展开更多
关键词 C1抑制物 遗传性血管水肿 基因突变 DNA序列分析
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遗传性血管性水肿发病机制研究进展 被引量:1
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作者 曹阳 刘爽 支玉香 《中国医学科学院学报》 CAS CSCD 北大核心 2020年第5期686-690,共5页
遗传性血管性水肿(HAE)是一种罕见的、以反复发作的皮下和/或黏膜下水肿为特征的遗传性疾病。目前已知的发病相关基因包括补体1酯酶抑制剂基因、FⅫ基因、纤维蛋白溶解酶原基因以及血管生成素1基因。本文从已知的基因突变切入,通过分析... 遗传性血管性水肿(HAE)是一种罕见的、以反复发作的皮下和/或黏膜下水肿为特征的遗传性疾病。目前已知的发病相关基因包括补体1酯酶抑制剂基因、FⅫ基因、纤维蛋白溶解酶原基因以及血管生成素1基因。本文从已知的基因突变切入,通过分析该突变对于蛋白产物功能的影响,梳理其可能的致病机制,以期为进一步揭示HAE的发病机制以及寻求新的预防和治疗途径提供参考。 展开更多
关键词 遗传性血管性水肿 发病机制 致病基因 缓激肽 血管通透性
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遗传性血管性水肿的诊断及其鉴别 被引量:1
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作者 李丽莎 支玉香 《国际药学研究杂志》 CAS CSCD 北大核心 2017年第2期190-193,共4页
血管性水肿作为一种临床症状,因常伴发风团疹而被诊断为荨麻疹。但对于不伴有风团的血管性水肿,目前应视为一种独立的疾病。引起血管水肿的原因,大体上可分为遗传性和获得性,而遗传性血管水肿因其发病率不高,尽管临床症状较重,甚至危及... 血管性水肿作为一种临床症状,因常伴发风团疹而被诊断为荨麻疹。但对于不伴有风团的血管性水肿,目前应视为一种独立的疾病。引起血管水肿的原因,大体上可分为遗传性和获得性,而遗传性血管水肿因其发病率不高,尽管临床症状较重,甚至危及生命,但却常被误诊误治。因此非常有必要了解遗传性血管水肿的相关知识,提高对遗传性血管水肿的认知度。 展开更多
关键词 血管性水肿 遗传性 诊断 鉴别
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遗传性血管性水肿的治疗 被引量:3
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作者 汤蕊 张宏誉 《中华临床免疫和变态反应杂志》 2012年第4期313-317,共5页
遗传性血管性水肿(HAE)是一种罕见的常染色体显性遗传病,主要表现为皮肤黏膜水肿,严重者可出现喉水肿,危及生命。HAE的治疗可分为发作期急诊治疗和缓解期的短期及长期预防性治疗。除传统的弱雄性激素、抗纤溶制剂及补体第一成分抑制物(C... 遗传性血管性水肿(HAE)是一种罕见的常染色体显性遗传病,主要表现为皮肤黏膜水肿,严重者可出现喉水肿,危及生命。HAE的治疗可分为发作期急诊治疗和缓解期的短期及长期预防性治疗。除传统的弱雄性激素、抗纤溶制剂及补体第一成分抑制物(C1INH)浓缩剂外,近年来一些新药的研发,如重组C1INH、激肽释放酶抑制剂和缓激肽受体拮抗剂为HAE患者带来更多选择和希望。了解HAE的治疗方法对避免患者因延误治疗而造成的伤害、挽救患者生命有重要意义。 展开更多
关键词 遗传性血管性水肿 治疗
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一个遗传性血管性水肿家系基因分析 被引量:3
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作者 任华丽 张宏誉 《中华临床免疫和变态反应杂志》 2007年第2期141-145,共5页
目的对一个Ⅱ型遗传性血管性水肿(HAE-Ⅱ)家系进行基因分析,明确其分子生物学机制。方法根据 HAE-Ⅱ突变位点局限的特点,采用快速有效的检测策略对该 HAE-Ⅱ家系进行突变类型分析,设计突变位点特异性引物,扩增外显子8,对扩增产物进行测... 目的对一个Ⅱ型遗传性血管性水肿(HAE-Ⅱ)家系进行基因分析,明确其分子生物学机制。方法根据 HAE-Ⅱ突变位点局限的特点,采用快速有效的检测策略对该 HAE-Ⅱ家系进行突变类型分析,设计突变位点特异性引物,扩增外显子8,对扩增产物进行测序,并将序列与 GenBank C1-INH 基因序列相比较,与正常人进行对照。结果 2例患病家系成员突变类型相同,核苷酸序列18 059发生 C 到 T 的突变,密码子 CGC→TGC,第444位的精氨酸由半胱氨酸替代,而正常人中无此改变。结论本例家系突变位点与国外报道相同,HAE 发病可能无种族差异。 展开更多
关键词 Ⅱ型遗传性血管性水肿 家系 基因突变
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C1抑制物基因突变提前形成终止密码子导致遗传性血管水肿 被引量:3
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作者 徐迎阳 支玉香 《中华临床免疫和变态反应杂志》 2013年第2期125-128,F0003,共5页
目的检测7例来自不同遗传性血管水肿家系患者进行C1抑制物(C1 inhibitor,C1INH)基因突变。方法 2011至2012年北京协和医院变态反应科诊断为Ⅰ型HAE的7例来自不同HAE家系的先证者及53名健康成人为研究对象,采集外周静脉血,提取基因组DNA... 目的检测7例来自不同遗传性血管水肿家系患者进行C1抑制物(C1 inhibitor,C1INH)基因突变。方法 2011至2012年北京协和医院变态反应科诊断为Ⅰ型HAE的7例来自不同HAE家系的先证者及53名健康成人为研究对象,采集外周静脉血,提取基因组DNA,聚合酶链反应扩增C1 INH基因的8个外显子及其相邻序列并进行序列检测。将检测结果与GenBank公布的C1INH基因序列相比较,确定突变及基因多态性。结果 7例患者C1INH基因序列中均鉴定到致病突变,分别为c.289 C<T、c.538 C<T、c.794 G<A、c.44 delT、c.939 delT、c.1214-1223 delCCAGCCAGGA及c.1279 delC。包括3种无义突变及4种移码突变,其中5种为首次报道。以上7种突变均通过提前形成终止密码子导致C1INH表达缺陷,且于53名健康成人中均未见上述改变。检测到的7种单核苷酸多态性分别为g.1965G>A,g.3248T>C,g.3493T>C,g.5755G>A,g.9498T>C,g.15193A>G,g.18012G>A。结论本研究鉴定的7种不同C1INH基因突变中有5种为国内外首次报道,丰富了中国C1INH基因突变数据库。 展开更多
关键词 遗传性血管性水肿 C1抑制物 基因突变
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