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首页> 外文期刊>Comparative Medicine >Clinical Patent Ductus Arteriosus in Adult Genetically Epilepsy-Prone Rats
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Clinical Patent Ductus Arteriosus in Adult Genetically Epilepsy-Prone Rats

机译:成年遗传癫痫发作大鼠的临床动脉导管未闭

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摘要

Persistentpatentductusarteriosus(PDA)andclinicallysilentPDAsarerelativelycommoncongenitalcardiacdefectsinhumans.WereportheretheoccurrenceofsymptomaticPDAinadultsfromacolonyofgeneticallyepilepsy-pronerats(GEPRs).Affectedratsdisplayedsevereventraledema.EchocardiographyrevealedPDAinseveralanimals.Necropsyfindingsincludedcardiomegaly,hepatichyperemiaandcentrilobularnecrosisindicativeofpassivecongestion,andvascularchangesconsistentwithpulmonaryhypertension.Allaffectedratsweredescendantsofoneoftwobrother#8211;sisterbreedingpairsestablishedfromasinglelitterinApril2000.ClinicallysilentPDAswerealsodetectedinthecolony.HistologicalexaminationoftheligamentumarteriosusshowednormalvasculartissueinasymptomaticGEPRandSprague-Dawleyrats.PDAsarelikelytohaveageneticcomponentintheGEPRcolonyandmayprovideanovelmodelforthestudyofpathogenesisandtherapyofthiscondition.
机译:Persistentpatentductusarteriosus(PDA)andclinicallysilentPDAsarerelativelycommoncongenitalcardiacdefectsinhumans.WereportheretheoccurrenceofsymptomaticPDAinadultsfromacolonyofgeneticallyepilepsy-pronerats(GEPRs).Affectedratsdisplayedsevereventraledema.EchocardiographyrevealedPDAinseveralanimals.Necropsyfindingsincludedcardiomegaly,hepatichyperemiaandcentrilobularnecrosisindicativeofpassivecongestion,andvascularchangesconsistentwithpulmonaryhypertension.Allaffectedratsweredescendantsofoneoftwobrother#8211; sisterbreedingpairsestablishedfromasinglelitterinApril2000.ClinicallysilentPDAswerealsodetectedinthecolony.HistologicalexaminationoftheligamentumarteriosusshowednormalvasculartissueinasymptomaticGEPRandSprague-Dawleyrats.PDAsarelikelytohaveageneticcomponentintheGEPRcolonyandmayprovideanovelmodelforthestudyofpathogenesisandtherapyofthiscondition。

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