肾功能检查PPT文档格式.ppt
- 文档编号:15557228
- 上传时间:2022-11-04
- 格式:PPT
- 页数:48
- 大小:4.89MB
肾功能检查PPT文档格式.ppt
《肾功能检查PPT文档格式.ppt》由会员分享,可在线阅读,更多相关《肾功能检查PPT文档格式.ppt(48页珍藏版)》请在冰豆网上搜索。
RBCproduct1,25(OH)2D3:
Calciumandphosphorusrenin:
boodpressureregulationLOGORelatedconceptsv急性肾衰急性肾衰AFR肾前性肾前性Pre-renal:
休克早期、大面积烧伤、脱:
休克早期、大面积烧伤、脱水等水等功能性功能性肾性肾性renal:
器质性器质性肾小管上皮细胞坏死肾小管上皮细胞坏死肾脏本身:
肾小球肾炎、肾盂肾炎、狼疮肾炎肾脏本身:
肾小球肾炎、肾盂肾炎、狼疮肾炎肾动脉血栓、栓塞肾动脉血栓、栓塞肾后性肾后性postrenal:
结石、肿瘤、前列腺肥大等:
结石、肿瘤、前列腺肥大等尿路梗阻尿路梗阻LOGOvStagesforrenalfailure:
代偿期代偿期compensatorystage失代偿期失代偿期decompensatorystage:
氮质血症氮质血症Azotemia:
血中尿素氮:
血中尿素氮BUN或肌酐或肌酐sCR超出正超出正常范围常范围肾性肾性肾前性肾前性肾后性肾后性衰竭期衰竭期Failurestage尿毒症期尿毒症期UremiaStage:
综合症候群,:
综合症候群,“尿潴留在血中尿潴留在血中”而引起的中毒而引起的中毒RelatedconceptsLOGORelatedconceptsvCommonsymptomsofAFR少尿期少尿期oliguriastage:
Oliguriaoranuria,Hematuria,ProteinuriaandsomekindsofcastsWaterintoxicationHyperpotassemiaMetabolicacidosisAzotemia多尿期多尿期polyuriastage恢复期恢复期recoverystageLOGORelatedconceptsvCommonsymptomsofCFREarlystage:
polyuria,Nocturia,Hematuria,ProteinuriaandsomekindsofcastsAzotemiaWaterintoxicationMetabolicacidosis(moderate)HypopotassemiaLatestage:
asabove,Uremia,hyperpotassemia,hypertension,Osteodystrophy,anemia,bleedingtendencyTestsofglomerularfunction肾小球功能检查肾小球功能检查肾小球滤过功能肾小球滤过功能LOGOTestsofGlomerularFunctionvGlomerularFiltrationRate,GFRvEndogenousCreatinineClearanceRate,CcrvSerumCreatinine,ScrvBloodUreaNitrogen,BUNvSerum2-microglobulinvCystatinCLOGORenalbloodflow:
1200-1400ml/min1200-1400ml/min,占占20%-25%20%-25%心血流量心血流量Crudeurine:
即肾小球滤过液:
即肾小球滤过液,120-160ml/min,120-160ml/min影响因素:
影响因素:
renalbloodfloweffectivefiltrationpressureFiltrationareamembranepermeabilityGlomerularFiltrationLOGORenalClearanceRate肾清除率肾清除率v肾小球滤过率(肾小球滤过率(GFR)GFR):
单位时间内(分钟)经肾:
单位时间内(分钟)经肾小球滤出的血浆量小球滤出的血浆量,即单位时间内产生的原尿量即单位时间内产生的原尿量正常值:
正常值:
120-160ml/min120-160ml/minv肾清除率:
指在单位时间(肾清除率:
指在单位时间(minmin)内,肾脏能将)内,肾脏能将多少毫升血浆中含有的某种物质全部加以清除,多少毫升血浆中含有的某种物质全部加以清除,结果以结果以ml/minml/min表示表示v常用:
菊粉清除率、内生肌酐清除率来反映肾小常用:
菊粉清除率、内生肌酐清除率来反映肾小球滤过率球滤过率LOGOEndogenousCreatinine肌酐肌酐内源性肌酐内源性肌酐外源性肌酐外源性肌酐肌肉活动中肌酸肌肉活动中肌酸代谢产物代谢产物来自于鱼类、肉类来自于鱼类、肉类等食物和咖啡、茶等食物和咖啡、茶等饮料等饮料LOGOEndogenousCreatinineClearanceRate,CcrvDefinition:
Ccristhevolumeofbloodplasmawithcreatininethatisclearedbykidneysperunittime.v即:
单位时间内即:
单位时间内,肾脏可全部清除多少毫升血浆中的内生肾脏可全部清除多少毫升血浆中的内生肌酐肌酐v计算公式:
计算公式:
vNormalvalue:
80-120ml/minLOGOClinicalSignificancevPathologicaldecreaseSensitiveforkidneyinjuryGFR50ml/mindecompensatory:
20-50ml/minfailure:
10-19ml/minuremia:
10ml/minFortreatment30-40:
limitedproteindietsdiuretic30diuretic:
notavailable10replacementtherapyPhysiologiccal:
relatedwithsports,diets,ageLOGOSerumCreatinine,Scr血肌酐测定血肌酐测定v肌肉活动稳定、外源性肌酐来源不变的情况下,肌肉活动稳定、外源性肌酐来源不变的情况下,Scr浓度主要取决于肾小球的滤过能力。
浓度主要取决于肾小球的滤过能力。
NormalValue:
SerumorPlasmaCr:
male:
53-106mol/Lfemale:
44-97mol/LLOGOClinicalSignificanceofScrincreasevGlomerularFiltrationInjuryChronicrenalfailureCompensatorystage:
Scr178mol/LFailurestage:
Scr445mol/LLOGOAcuterenalfailureCompensatoryDecompensatoryFailureLOGOClinicalSignificanceofScrincreasevDifferentialdiagnosisofprerenalandrenalazotemiaPrerenaloliguria:
Scr200mol/LLOGOClinicalSignificancevExcessiveintakeofproteinandproteolysis:
Highproteindiet,Highfever,Uppergastrointestinalhemorrhage,extensiveburn,severetrauma,hyperthyroidismLOGOBloodureanitrogen,BUNInfluencefactorsProteinintakeProteindegradationLiverfunctionGlomerularfiltrationvNormalvalue:
Adults:
3.2-7.1mmol/LChildrenorinfants:
1.8-6.5mmol/LUreaorornithinecycleinliverLOGOClinicalSignificancevRenaldamage:
AcuterenalfailureCompensatoryLOGOClinicalSignificancevRenaldamage:
ChronicrenalfailureCompensatorystage:
BUN9mmol/LFailurestage:
BUN20mmol/LvExcessiveintakeofproteinandproteolysis:
highproteindiet,highfever,Uppergastrointestinalhemorrhage,extensiveburn,severetrauma,hyperthyroidismLOGOClinicalSignificanceofBUN/CrvPrerenaloliguria:
BUN升高更明显,升高更明显,BUN/Cr明显升高明显升高prerenalazotemiavRenalfailure:
BUN/Cr变化不大变化不大LOGOStageofkidneyimpairementCcrScrBUN(ml/min)(umol/L)(mmol/L)Compensatorystage80-511789Decompensato
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 肾功能 检查