简介:病例介绍病例1:患者,男,47岁。因右眼突然视力下降伴下方黑幕遮挡4天入院。原双眼有高度近视-14.00DS,入院时全身体检(-)。视力:右眼无光感,陈旧性视网膜脱离;左眼0.05(矫正)。左眼前节(-),眼底见9:30~4:00视网膜脱离,隆起度较高,累及黄斑区,颞上方约1:00时钟见一2PD大小马蹄孔。入院后第二天局部麻醉下行左眼冷凝加外加压加环扎术,外加压块、环扎带均位于赤道区,无放液并发症,手术顺利。术后第一天查眼底见脱离的
简介:·AIM:Tostudytheeffectsofdanhonghuayukoufuye(DHK)onfastingbloodglucose(FBG)anddiabeticretinopathy(DR)instreptozotocin(STZ)-inducedtype1diabeticratstofacilitatetherationalusageofthisdrug.·METHODS:DiabeticratswereinducedbyinjectionofasingledoseofSTZintraperitoneallyat50mg/kg.Flashelectroretinogram(FERG)andoscillatorypotentials(OPs)wereusedtomeasureretinalfunction.Themicrovascularperfusionofearswasperformedtostudythemicrocirculationinrats.FBG,body-weight,and24-hurinevolume,waterintakeanddietintakewerealsoassessed.·RESULTS:DHKhadnoeffectonFBGinnormalrats.However,STZ+DHKgroupweresignificantlydifferentfromthoseofModelandmovedtowardthoseofnormalcontrol.Itreversedtheincreaseindietintake(P≤0.05vsmodelcontrol)andthelossinbody-weight(P≤0.05vsmodelcontrol)indiabeticrats.DHKdecreasedtheFBGofdiabeticratsby25.6%(P≤0.05)and37.9%(P≤0.01)after14and21daysadministrationascomparedwiththemodelcontrol,respectively.Moreover,DHKsignificantlyincreasedtheFERGb-waveamplitudeby80%(P≤0.05vsmodelcontrol)anddecreasedtheFERGb-wavelatencyby15.3%(P≤0.01vsmodelcontrol)after24daysadministration.TheOP1andOP2amplitudesinDHKgroupwere2.6(P≤0.01)and2.0(P≤0.01)timesofmodelgroupafter24daysofDHKtreatment,respectively.Atthesametime,OP1andOP2latenciesinDHKgroupreducedby16.0%(P≤0.001)and14.7%(P≤0.001)ascomparedwiththemodelcontrol,respectively.Furthermore,themicrovascularperfusionofDHKgroupwas2.4timesofmodelgroup(P≤0.001)after21daysadministration.·CONCLUSION:DHKhadnoeffectonnormalFBG.Butithadantihyperglycemicactivity,andhadapreventiveandtherapeuticeffectonDRindiabeticrats.·