妊娠高血压疾病-陈晓军-英文教学课件

HypertensiveDisordersofPregnancyDefinition·Classification·Diagnosis·ManagementPresenterChenXiaojunDate2026Contents01DiseaseOverview定义、流行病学与病理生理基础02ClassificationandDiagnosis分类体系与诊断标准03ManagementPrinciples降压、解痉与终止妊娠策略04SevereFeatures重症识别与远期风险警示01DiseaseOverviewHypertensionpluspregnancyequalsvigilance从疾病本质出发，理解HDP为何是母婴健康的重大威胁。HDPDefinitionDefinitionHypertensivedisordersofpregnancy(HDP)isagroupofconditionscharacterizedbynew-onsethypertensionduringpregnancy,frequentlycoexistingwithproteinuriaorothersignsofend-organdysfunction.Epidemiology5%–12%ofpregnanciesworldwideareaffectedbyHDPMaternalPerinatalAleadingcauseofmaternalandperinatalmortalityKeyTerminology5项HDPHypertensiveDisordersofPregnancyGHGestationalHypertensionPE-EPreeclampsia-EclampsiaCHPChronicHypertensioninPregnancySPESuperimposedPreeclampsiaonChronicHypertensionEpidemiologyandImpactHDPposesaprofoundglobalhealthburden,demandingclinicianvigilancethroughoutprenatalcare.Globalburden76,000maternaldeathsand500,000fetalorneonataldeathseachyear.ChinaMaternalmortalityfromHDPnowfluctuatesaround7.0%–8.7%ofmaternaldeaths.RegionaldisparityDevelopingcountriesdisproportionatelyaffected.RecurrenceriskApproximately20%insubsequentpregnanciesafterpreeclampsia.PathophysiologyEssentialsUnderstandingtheplacentaloriginofHDPexplainsbothitssystemicmanifestationsanditsultimatecure.PathophysiologicSequencesFlt-1Spiralarteryremodelingdefectshallowimplantation›Placentalischemia&hypoxiareleaseofanti-angiogenicfactors(sFlt-1)›Endothelialdysfunctionwidespreadvasospasm›End-organhypoperfusionbrain·liver·kidney·placentaTheonlydefinitivecureisdeliveryoftheplacenta.02ClassificationandDiagnosisProteinuriaisnolongermandatory掌握四分类法与子痫前期诊断新标准。Four-CategoryClassificationTheChineseguidelineadoptsafour-categoryclassification,whileinternationalsocietiesincreasinglyfavorasix-subtypeapproach.China2020/2025—Four-CategorySystem4项Gestationalhypertension(GH)20周后新发高血压，无蛋白尿Preeclampsia-eclampsia(PE-E)高血压伴蛋白尿或器官功能障碍Superimposedpreeclampsia(SPE)慢性高血压伴新发蛋白尿Chronichypertensioninpregnancy(CHP)20周前或孕前即存在高血压ISSHP2018—Six-SubtypeSystem2项白大衣高血压与隐匿性高血压作为独立亚型一过性妊娠期高血压单独分类PreeclampsiaDiagnosisPreeclampsia=new-onsethypertensionafter20weeks(SBP≥140orDBP≥90mmHg)plusanyoneofthefollowing:压蛋白尿标准（任一）尿蛋白24小时尿蛋白

≥0.3gUPCR尿蛋白/肌酐比值

≥0.3试纸随机试纸≥(+)器无蛋白尿的终末器官损害血小板血小板减少

PLT<100×10⁹/L肝酶肝酶升高

（>2×

上限）肾功能肾功能不全

肌酐>97µmol/L肺肺水肿神经脑或视觉症状上腹持续性上腹痛诊断要点2项血压测量需两次读数至少间隔

4小时妊娠期高血压·排除性诊断为排除性诊断，产后

12周内血压恢复正常SeverePreeclampsiaCriteriaAnyoneseverefeaturesignalstheneedforimmediateinterventionandpossibledelivery.SeverePreeclampsia—AnyOneoftheFollowing持续性高血压SBP≥160mmHg

或DBP≥110mmHg蛋白尿≥2.0g/24h血小板减少PLT<100×10⁹/L肝酶升高>2×

正常上限肾功能不全肌酐

≥97µmol/L

或较基线翻倍肺水肿肺水肿脑/视觉障碍脑或视觉障碍胎儿异常胎儿生长受限、羊水过少或胎盘早剥ISSHPClinicalNote孤立头痛或上腹痛不足以诊断，需伴其他重度表现03ManagementPrinciplesDeliveryistheonlycure从药物选择到终止妊娠，建立完整管理路径。AntihypertensiveStrategyThegoalofantihypertensivetherapyistopreventmaternalcomplicationswithoutcompromisinguteroplacentalperfusion.不牺牲胎盘灌注的平衡理念——在预防母体并发症与维持子宫胎盘灌注之间取得平衡Contraindicatedthroughoutpregnancy:ACEinhibitorsandARBs—riskoffetalrenaldamageandoligohydramniosTargetbloodpressureSBP130–155mmHgDBP80–105mmHgInitiatethresholdSBP≥150mmHgDBP≥100mmHgFirst-lineAgentsLabetalolcombinedalphaandbetablocker,preferredacrossalltrimestersNifedipinecalciumchannelblocker,improvesplacentalperfusionMethyldopacentral-actingagentwithextensivelong-termsafetydataMagnesiumSulfateProtocolMgSO₄isthefirst-lineanticonvulsantforseizureprophylaxisinpreeclampsiaandeclampsia.PRIORITIZEDosingRegimen2项Loadingdose4–6gIVover15–20minutesMaintenanceinfusion1–2g/hourCriticalMonitoring3项PatellarreflexesmustremainpresentUrineoutput≥25mL/hourRespiratoryrate≥16breaths/minuteTimingofDeliveryDeliveryistheonlydefinitivetreatment,buttimingmustbalancematernalriskagainstfetalmaturity.分诊处理路径立即≥34周伴重症：立即终止妊娠期待24–34周伴重症：可期待管理，平均延长8–9天足月轻度妊娠期高血压：足月终止妊娠紧急子痫抽搐控制后：2小时内终止妊娠治24–34周重症期待治疗三件套硫酸镁预防子痫发作糖皮质激素促胎肺成熟降压治疗控制血压04SevereFeaturesandLong-termRiskRecognizeearly,actpromptly识别重度表现，关注母体远期健康。RecognizingSevereFeaturesTimelyrecognitionofseverefeaturescanpreventeclampsiaandirreversibleorgandamage.MaternalWarningSignsPersistentheadacheunresponsivetoanalgesicsVisualdisturbancesorscotomaSevereepigastricorrightupperquadrantpainSuddenfacialorhandedemaLaboratoryRedFlagsFallingplateletcountwithrisingLDH

(microvascularinjury)RisingtransaminasesandcreatinineSustainedproteinuriaLong-termCardiovascularRisk核心结论Ahistoryofpreeclampsiaisalifelongcardiovascularriskmarker,notmerelyapregnancycomplication.RiskProfile2–4foldPriorpreeclampsiacarriesanincreasedlifetimeriskofcardiovasculardisease.Riskescalateswithrepeatedpreeclampticepisodesorpretermdelivery.SurveillancePostpartumbloodpressuremonitoringisrecommendedforatleast6weeks.Long-termsurveillanceshouldincludecardiovascularri