{"title":"Changes in End-Tidal Carbon Dioxide Concentration during Controlled Bleeding.","authors":"Y. Yamaya, Koichi Asada, Shigeo Tanaka, T. Kosaka","doi":"10.2327/JVAS.28.23","DOIUrl":null,"url":null,"abstract":"成犬5頭を用いて, 頚動脈より40ml/kgの脱血を約20分かけて行い, この間の終末呼気炭酸ガス濃度 (ETCO2) と動脈血炭酸ガス分圧 (PaCO2) を測定した。出血量が増加するにしたがいETCO2は徐々に低下したが, PaCO2は不変であった。よって, 大量出血時におけるETCO2の低下はPaCO2の低下でなく出血量の増加を意味することが示唆された。","PeriodicalId":128555,"journal":{"name":"The Japanese Journal of Veterinary Anesthesiology","volume":"104 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"The Japanese Journal of Veterinary Anesthesiology","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.2327/JVAS.28.23","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
控制出血期间潮末二氧化碳浓度的变化。
使用5只成犬进行了约20分钟的颈动脉脱血40ml/kg,并测定了这期间的终末呼气二氧化碳浓度(ETCO2)和动脉血二氧化碳分压(PaCO2)。随着出血量的增加,ETCO2逐渐下降,而PaCO2则保持不变。由此可见,大出血时ETCO2的降低并不意味着PaCO2的降低,而是意味着出血量的增加。
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