微循环和血管活性药培训课件.ppt
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微循环和血管活性药培训课件.ppt

微循环和血管活性药培训课件.ppt

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微循环和血管活性药引言引言主要问题:微循环的结构微循环的功能及分类Sepsis时微循环的改变Sepsis时微循环的改变TissuestoleratebetterahomogeneousdecreaseinbloodflowbetterthanaheterogeneousoneHowtoevaluatethemicrocirculationNailfoldvideocapillaroscopyLaserDopplerSvO2GastrictonometryLactateOPS/SDFOPS/SDFSDFimageOPS/SDF血管活性药物对微循环的影响NEdoesnotimprovemicrocirculatorybloodflowNEdoesnotimprovemicrocirculatorybloodflowNEdoesnotimprovemicrocirculatorybloodflowTheeffectofincreasingdosesofNEontissueoxygenationandmicrovascularflowinpatientswithsepticshockTheeffectofincreasingdosesofNEontissueoxygenationandmicrovascularflowinpatientswithsepticshock多巴胺对微循环的影响NG对微循环的影响NGinsepticshockafterintravascularvolumeresuscitationNGinsepticshockafterintravascularvolumeresuscitationOPSimages70个Severesepsis和septicshock患者充分复苏后给予硝酸甘油或安慰剂SDF评估舌下微循环主要终点:sublingualmicrocirculatorybloodflowofsmallvesselsCritCareMed2010;38:93-100MicrovascularvariablesovertimeTakeHomeMessage