Experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheep

ABSTRACT The aim of this study was to assess the magnitude and duration of blood and urine changes and the side effects of hyperchloremic acidosis induced by the intravenous administration of hydrochloric acid in sheep. Five healthy, crossbred adult ewes, with a mean body weight of 44±2.9kg were use...

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Main Authors: F.T.N.M.A. Romão, J.M. Curti, P.F.V. Pereira, K.K.M.C. Flaiban, J.A.N. Lisbôa
Format: Article
Language:English
Published: Universidade Federal de Minas Gerais
Series:Arquivo Brasileiro de Medicina Veterinária e Zootecnia
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352019000100053&lng=en&tlng=en
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author F.T.N.M.A. Romão
J.M. Curti
P.F.V. Pereira
K.K.M.C. Flaiban
J.A.N. Lisbôa
author_facet F.T.N.M.A. Romão
J.M. Curti
P.F.V. Pereira
K.K.M.C. Flaiban
J.A.N. Lisbôa
author_sort F.T.N.M.A. Romão
collection DOAJ
description ABSTRACT The aim of this study was to assess the magnitude and duration of blood and urine changes and the side effects of hyperchloremic acidosis induced by the intravenous administration of hydrochloric acid in sheep. Five healthy, crossbred adult ewes, with a mean body weight of 44±2.9kg were used. The hydrochloric acid solution was administered intravenously at a rate of 25mL/kg/h for 4 hours continuously. Venous blood and urine samples were collected and pH values, blood carbon dioxide partial pressure, bicarbonate, base excess, strong ion difference, anion gap, total concentration of nonvolatile buffers, creatinine, plasma L-lactate, plasma and urine sodium, potassium, and chloride were determined. The experimental protocol induced severe hyperchloremic acidosis at the end of the infusion, with a decreased plasma strong ion difference. The fractional excretion of sodium and chloride remained increased during 4 hours after the infusion. Aciduria was observed at approximately 24 hours. Twenty-four hours after the infusion, the animals showed mild and compensated metabolic acidosis. This protocol was effective in inducing severe and long-lasting hyperchloremic acidosis and did not cause serious side effects. Therefore, this protocol can be used safely in adult sheep for studies on the treatment of this condition.
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spelling doaj.art-1feb214e7a984d1b8ca9710f241f46aa2022-12-21T19:05:40ZengUniversidade Federal de Minas GeraisArquivo Brasileiro de Medicina Veterinária e Zootecnia1678-4162711536010.1590/1678-4162-10106S0102-09352019000100053Experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheepF.T.N.M.A. RomãoJ.M. CurtiP.F.V. PereiraK.K.M.C. FlaibanJ.A.N. LisbôaABSTRACT The aim of this study was to assess the magnitude and duration of blood and urine changes and the side effects of hyperchloremic acidosis induced by the intravenous administration of hydrochloric acid in sheep. Five healthy, crossbred adult ewes, with a mean body weight of 44±2.9kg were used. The hydrochloric acid solution was administered intravenously at a rate of 25mL/kg/h for 4 hours continuously. Venous blood and urine samples were collected and pH values, blood carbon dioxide partial pressure, bicarbonate, base excess, strong ion difference, anion gap, total concentration of nonvolatile buffers, creatinine, plasma L-lactate, plasma and urine sodium, potassium, and chloride were determined. The experimental protocol induced severe hyperchloremic acidosis at the end of the infusion, with a decreased plasma strong ion difference. The fractional excretion of sodium and chloride remained increased during 4 hours after the infusion. Aciduria was observed at approximately 24 hours. Twenty-four hours after the infusion, the animals showed mild and compensated metabolic acidosis. This protocol was effective in inducing severe and long-lasting hyperchloremic acidosis and did not cause serious side effects. Therefore, this protocol can be used safely in adult sheep for studies on the treatment of this condition.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352019000100053&lng=en&tlng=enequilíbrio ácido-baseacidose hiperclorêmicaruminanteacidose por íons fortes
spellingShingle F.T.N.M.A. Romão
J.M. Curti
P.F.V. Pereira
K.K.M.C. Flaiban
J.A.N. Lisbôa
Experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheep
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
equilíbrio ácido-base
acidose hiperclorêmica
ruminante
acidose por íons fortes
title Experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheep
title_full Experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheep
title_fullStr Experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheep
title_full_unstemmed Experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheep
title_short Experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheep
title_sort experimental protocol for metabolic acidosis induction by intravenous administration of hydrochloric acid in sheep
topic equilíbrio ácido-base
acidose hiperclorêmica
ruminante
acidose por íons fortes
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-09352019000100053&lng=en&tlng=en
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