教学课程高血压

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,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2020/11/3,*,*,Hypertension,Concept: systemic blood pressure increased, target organ damaged(brain,heart , eye, kidney, vessel), metabolism changed,Essential hypertension(ET): unknown cause, 95% ,hypertensive disease.,Secondary hypertension(ST): known cause, 1- 5%,2020/11/3,1,Epidemiology,Incidence increasing rapidly, 11.26% in 15years old in China in 1999,incidence different among race, age,sex, area(,城乡,南北,高原,发达地区等),知晓率,服药率,控制率,lower,2020/11/3,2,中国高血压的现状和流行趋势,1999年普查- 患病率 11.26%; 10年上升 25%- 90年代初有高血压患者 9500万- 目前预计 1亿,1998年- 脑血管病居城市居民死亡原因第二位, 农村居首位,- 脑卒中的主要危险因素为高血压,伴随- 糖尿病患病率 ; 吸烟率 ; 超重 ; 冠心病,2020/11/3,3,Pathogenesis of Hypertension,Hereditary and gene hypothesis:,20-40% population have hereditary tendency,candidate hypertensive gene 5-8,Environmental factors:,hypoweight,,,overweight,high salt diet,drunk,2020/11/3,4,Pathophysiology of Hypertension,Psychological and psychopathic factors,Renin angiotensin aldosterone system,(,RAAS),Sodium and hypertension,Abnormality of vascular endothelium(ET,NO,AngII, PGI2, etc),Insulin resistance,revascularization,other(obesity,,,smoking,drinking,,,hypocalcium, hypomagnesium, hypopotassium,),2020/11/3,5,Pathophysiology of Hypertension,BP=CO X SVR,CO: blood volume,,,HR,myocardial contractility,SVR:,阻力小动脉结构改变,血管壁顺应性降低,血管的舒缩状态改变,2020/11/3,6,Clinical Manifestation,Early: asymptom,,,great,BP variation,headache,dizziness,,,palpitation,,,fatigue,A2 S4,aortic area SM,Late: manifestation of complications,brain, heart,,,eye, kidney, vessel damage,2020/11/3,7,Clinical Manifestation,Target organ related to accelerated AS,related to BP level,heart angina、MI,,,SD heart failure,Brain TIA, brain thrombosis cerebral hemorrhage,encephalopathy,Kidney renal angiopathy,renal arteriolosclerosis,renal failure,Artery blocking lesion,aortic dissection,2020/11/3,8,Clinical Manifestation,Most common complications are from brain,,,4-6 times of AMI,。,Include:,TIA, brain thrombosis,,,brain infarction,(包括腔隙性脑梗塞),encephalopathy,,,cerebral hemorrhage,。,2020/11/3,9,Hypertension and Stroke,Both SBP & DBP positively related to stroke,risk,DBP, 5,mmHg, stroke,risk decrease,35 - 40%。,不存在这样一个,DBP,的低限水平,低于这一水平时,,stroke,risk,不再继续下降。,Following the aging, stroke,incidence increase,rapidly。,血压水平与脑出血和脑梗塞都有相关关系,但似乎与脑出血的关系更陡直一些。,2020/11/3,10,高血压与冠心病危险性,血压水平与主要冠心病事件危险有连续正相关关系。,这种相关的强度约为与中风相关强度的2/3。,未发现有一低限水平,低于这一水平时,冠心病事件的危险性不再继续下降。,2020/11/3,11,高血压与心力衰竭和肾脏疾病,心力衰竭的危险性及肾脏疾病的危险性与血压水平有关。,与没有高血压病史者相比,有高血压史患者的心力衰竭危险性至少增加 6倍。,DBP,每降低 5,mmHg,终末期肾脏疾病的危险性至少降低 1/4。,2020/11/3,12,Keith-Wagener,眼底分级法,I,级:视网膜动脉变细,反光增强,II,级:视网膜动脉狭窄,,AV,交叉压迫,III,级:眼底出血,棉絮状渗出,IV,级:视神经乳头水肿,2020/11/3,13,Lab,Blood pressure measurement,once-determined,self-determined,ambulatory BP measurement,L,ab test: Urine, K,+, Cr, Bun, Glu,PRA, Ald,E,CG, UCG, X-ray,E,ye ground check,2020/11/3,14,Ambulatory BP monitoring,(ABPM),Normal:2peak 1 trough,,6-8,AM,4-6PM peak,,,lowest at night,Mild,middle degree ET:,血压波动曲线与正常类似,严重高血压或伴明显靶器官损害,血压昼夜节律消失,Normal:24h average BP130/80,daytime,135/85,,n,ight time,125/75,night BP lower than day,10%,Disappearance of BP rhythm:,white coat hypertension,2020/11/3,15,诊所血压测量规范,至少安静休息 5分钟,取坐位,测右上臂,肘部与心脏同一水平;首诊测双臂血压;必要时加测立位血压,使用标准的水银柱式血压计和大小合适的袖带,测量时快速充气,以恒定速率慢放气 (2-6,mmHg/,秒),收缩压读数取柯氏音第,I,时相,舒张压读数取柯氏音第,V,时相(消失音),血压单位用毫米汞柱(,mmHg),一般取 2次血压读数的平均值记录,2020/11/3,16,Diagnosis,SBP140mmHg and /or,DBP 90mmHg,Good for all adults,children maybe lower,。,2,or more than twice not in the same day under non pharmacological condition,2020/11/3,17,高血压防治指南,JNC - VI:,美国预防/检测/评估与治疗高血压全国联合委员会第六次报告,(,Arch Intern Med. 1997; 157:2413-2446),1999 WHO-ISH,高血压治疗指南,(,Journal of Hypertension; Vol 17;No.2; 1999; 151-183.),中国高血压防治指南(1999年),(中国高血压防治指南编写专家组),2020/11/3,18,高血压与正常血压,血压水平与心血管危险性呈连续性相关,高血压的定义是人为的。,很多与血压有关的疾病发生在通常认为是“正常血压”的患者身上。,关于降低血压水平的效果的证据,大多数来自对高血压患者的研究。,能否将治疗效果外推到血压水平,较,低的个体,还不确定。,有很强的理论基础来预期,降低血压能使没有高血压的高危患者受益,目前正在进行一些研究探讨可能性。,2020/11/3,19,血压水平的定义和分类,分类收缩压(,mmHg),舒张压 (,mmHg),理想血压120 80,正常血压130 = 180 = 110,单纯收缩期高血压 =140 90,亚组:临界收缩期高血压140-149 55,female 65,smoking,Total cholesterol 5.72mmol/L (250mg/dl),diabetes,Early cardiovascular family history,(,early onset of CV diseasemale,55;,female 177,mmol/L,或,2.0,mg/dL),心脏疾病,心肌梗死,心绞痛,冠状动脉血运重建 (,PTCA,PCI,CABG),充血性心力衰竭,左心室肥厚(心电图超声心动图及,X,线),血管疾病,夹层动脉瘤,症状性动脉疾病,超声或,X,线证实有动脉粥样斑块(颈动脉髂动脉股动脉或主动脉),重度高血压性视网膜病变,出血或渗出,视乳头水肿,2020/11/3,25,Risk stratification of CV disease,血压(,mmHg),其他危险因素 1级 2级3级,和病史,I,无其他危险因素 低危 中危 高危,II 1-2,个危险因素 中危 中危极高危,III 3,个危险因素 或靶器官损害 高危 高危,极,高危,或糖尿病,IV,并存临床情况 极高危 极高危 极高危,2020/11/3,26,危险性分层的绝对危险与降压治疗的绝对效益,绝对危险 降压治疗绝对效益,危险性(10年内心血管事件)(每治疗1000病人年预防心血管事件数),分层 10/5,mmHg 20/10 mmHg,低危 15% 5 30% 10 17,2020/11/3,27,Aim to prevent and treatment,尽量采用非创伤的方式,使,BP,达标:,SBP 140 mm Hg(,糖尿病患者: 130,mmHg),DBP 90 mm Hg (,糖尿病患者: 80,mmHg),控制其它心血管危险因素,减少靶器官损害,降低病残率和死亡率。,2020/11/3,28,1,st,degree prevention,一级预防提供降低高血压及其并发症昂贵的治疗费用的可能。,可以被广泛接受的治疗方法,可以减少发病率和死亡率。,多数高血压病人未充分改善其生活方式,或严格坚持药物治疗,以控制血压。,血压随年龄的增加而升高的情况并非不可避免。,生活方式的改善可以降低血压。,Arch Intern Med. 1997; 157:2413-2446.,2020/11/3,29,降压治疗的实施过程,对高血压患者临床评估后,首先进行危险性水平分层(低危,中危,高危,极高危),所有患者都应采用非药物治疗措施,制定降压治疗计划,确定血压控制目标值极高危高危患者:开始药物治疗中危:除改善生活方式,开始药物治疗低危:改善生活方式6,M,BP,仍高,开始药物治疗,治疗随访,调整治疗方案,2020/11/3,30,Non-medication treatment,减轻体重,,BMI(Kg/m,2,)=24,采用合理膳食:限制钠盐:每人每日6克减少脂肪:占总热量的30%以下增加蔬菜水果和鲜奶控制饮酒:每日酒精量50%)。,小时内稳定降压,减少血压变异性,改善治疗依从性。,固定小剂量复方制剂。,一旦诊断为原发性高血压,通常要终生降压治疗。终止治疗,最终血压会恢复到治疗前水平。但可调整剂量。,2020/11/3,33,Anti-hypertensive agents,Diuretics, blocker,Calcium channel blocker,ACE inhibitor,Angiotensin II receptor blocker,a - blocker,固定剂量复方降压制剂,2020/11/3,34,Anti-hypertensive agents,利尿剂(,diuretics),适应症:作用和缓,2-3周达高峰,轻中度高血压老年人高血压,收缩期高血压,心力衰竭,种类:噻嗪类 双氢克尿塞,袢利尿剂 速尿,保钾利尿剂 氨体舒通,吲哒帕胺(寿安泰),限制:痛风,血脂异常,糖尿病,离子紊乱,妊娠,小剂量可避免低血钾,糖耐量降低和心律失常等不良反应。,2020/11/3,35,Anti-hypertensive agents,阻滞,剂(, -blocker) Indication:,作用和缓,1-2周发挥作用,,轻中度高血压,青中年,合并劳力性心绞痛,心肌梗死后,快速心律失常,心力衰竭,Classification:,1,代:心得安(,propranolol),2,代:氨酰心安(,atenolol),,倍他乐克(,metoprolol),,康可(,bisoprolol),3,代:卡维地络(,carvedilol),Contraindication:,哮喘,慢阻肺,周围血管病,II-III,度心脏传导障碍,代谢紊乱,高血脂,高血糖等,Limitation:diabetes(I),,,labourer,2020/11/3,36,Anti-hypertensive agents,Calcium channel blocker,CCB,Indication:mild to severe hypertension, senile hypertension,stable angina, peripheral vessel disease,classification,:,二氢吡啶类 :速效,长效 维拉帕米 地尔硫卓,Contraindication,:非二氢吡啶类心脏传导阻滞,心力衰竭短效二氢吡啶类不稳定心绞痛,,AMI (,以上不适用于长效二氢吡啶类),2020/11/3,37,Anti-hypertensive agents,ACE Inhibitor,Indication:all type hypertension, heart failure, post infarction, LV hypertrophy, diabetes mild proteinuria,Classification,:,short,:开博通,Long:,悦宁定,瑞泰,洛汀新,蒙诺,雅施达,,Contraindication:pregnancy,stenosis of both renal artery,Cr 3mg/dl,hyperkalimia,2020/11/3,38,Anti-hypertensive agents,angiotension II receptor blocker, ARB,Similar indication and contraindication with ACEI,,Classification:,科素亚(,losartan),代文(,valsartan),安博维(,irbesartan),2020/11/3,39,Anti-hypertensive agents,ablocker,Indication:,Rapid effect, all type hypertension ,prostate proliferation,Classification:,non-selective :,酚妥拉明,Selective:,哌唑嗪,Contraindication:,positional hypotension,drug resistance,2020/11/3,40,Principal to pick up hypertensive agents,Heart failure ACEI, diuretics,CCB ?,Systolic hypertension diuretics,,,CCB (,双氢吡啶类,长效),Diabetes, proteinuria,ACEI, CCB,Renal insufficiency(mild)ACEI(,非肾血管性),Myocardial infarction- blocker,(无内在拟交感),ACEI,Stable angina -blocker,CCB,Disorder of lipid a blocker,,,ACEI, CCB,pregnancy methyldopa,,,a blocker,Prostate proliferation a blocker,2020/11/3,41,Not recommended,1,asthma,depressive patient- blocker,2,goutdiuretics,3,conduction block - blocker,CCB(,非二氢吡啶类),4,renal vessel diseaseACEI, ARB,5peripheral vessel disease-blocker,6,liver disease,甲基多巴,,柳安苄心定,7,lipid disorder- blocker,,,diuretics,(,high dose),8,pregnancy ACEI, ARB, diuretics,2020/11/3,42,Recommended protocol to treat hypertension,Diuretics ,-blocker,Calcium channel blockerACE inhibitor,Diuretics ACE,inhibitor( or ARB),Calcium channel blocker-blocker,ablocker,-blocker,2020/11/3,43,长期治疗随访实施过程,治疗个月后达到降压目标值,治疗个月后未达到降压目标值,有明显副作用,继续治疗,血压控制 一年以上可减少剂量,增加剂量,改用另一类 降压药,联合用药,改用另一类 降压药,减少剂量,2020/11/3,44,Clinical Type,Hypertensive crisis(,危象):,BP increased rapidly in short time, DBP120 or 130mmHg, combined with severe symptoms, maybe leading to death.,Including:,hypertensive urgencies(,急症),w/o target damage,hypertensive emergencies(,危症),w/ target damage,hypertensive urgencies w/ grade3 eye ground is called,急进型,hypertension,hypertensive urgencies w/ grade 4 eye ground is called,恶性,hypertension,2020/11/3,45,SBP,升高为主,,DBP,也可升高,血压突然急剧升高,周围血管阻力增加,出现头痛,呕吐,心悸,气急,视力模糊,靶器官病变,如心绞痛,肺水肿,高血压脑,病等。,Hypertensive encephalopathy,血压突然急剧升高致急性脑循,环障碍引起脑水肿和颅内压增高而产生的,临床症状。,包括严重头痛,呕吐,神志改变(烦躁,,意识模糊,抽搐,昏迷等),2020/11/3,46,Malignant hypertension,以肾小动脉坏死为突出特征,发病急骤,多见于中,青年,血压显著升高,,DBP130mmHg,头痛,视力模糊,眼底,III-IV,级改变,肾脏损害突出:持续性蛋白尿,血尿,肾衰,进展迅速,不及时治疗,预后不良,,多死于肾衰,脑卒中,心衰。,2020/11/3,47,Treatment of hypertensive crisis,硝普钠,Sodium nitroprusside,硝酸甘油,Nitroglycerin,尼卡地平,Nicardipine,乌拉地尔,Urapidil,2020/11/3,48,Senile hypertension,60岁,Mostly systolic Bp increase,由中年高血压延续者,多为混合型高血压,易出现靶器官并发症,易出现血压波动和体位性低血压,尤其服降压药后,2020/11/3,49,Case1:,56岁,男性,会计师。以发作性头晕一年,,头疼伴耳鸣一周为主诉入院。一年前每于,工作紧张或劳累时感觉头晕,经检查发现,血压155-160/95-98,mmHg,,曾间断服用复,方降压片。近一周来时有头痛、耳鸣,,且睡眠不佳,血压170/100,mmHg,,为明确,诊断来诊。病来饮食与二便均正常。既往,无心肾疾病、脑血管病和糖尿病病史。,吸烟28年,每天10-30支。母亲患高血压病,,病故于脑溢血。,2020/11/3,50,Physical examination,Bp168/97mmHg,P97,次/分,体重68,Kg,,睑结膜无苍白,口唇无发绀,颈软,未闻及,颈部血管杂音,双肺呼吸音清,心尖搏动位,于胸骨左缘第5肋间锁中线内0.5,cm,处,范围2.5,cm,,心前区未触及震颤,叩诊心界不大,心率97次/分,,心律规整,主动脉瓣区可闻及较柔和的2级收缩期,杂音,伴第2心音亢进。腹软,肝脾肋下未触及,,未闻及腹部血管杂音。颈动脉、桡动脉和足背动,脉搏动良好。,2020/11/3,51,Lab,尿常规未见异常,,Glu 5.6mmol/L、,K+ 4.8mmol/L、Cr,76.6,mol/L ,BUN,5.9,mmol/L,cholesterol,6.5,mmol/L,TG 0.9mmol/L;,胸片:双肺纹理增强,主动脉弓蛋壳样钙化,心胸比值0.5;,ECG:SR,HR95,次/分,电轴-35,,T,I、AVL、V5-6,低平。,2020/11/3,52,Discussion,根据上述情况,该患的诊断是什么?为什么?,为了解该患可能存在的心血管病危险因素,,还应补充哪些检查?,为明确高血压的分期,还应做什么检查?,根据该患的高血压类别,应选用哪些治疗方法?,该患有无进行,ABPM,的必要性?,如果需要药物治疗,可选用哪些药物?,病史中疗效不佳的原因是什么?即使血压下,降到正常范围,是否达到治疗目的?,2020/11/3,53,
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