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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20241015103404.0</controlfield>
  <controlfield tag="008">241015b2019    bl.|||pooa||| 00| 0 eng |</controlfield>
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    <subfield code="a">BR-BrBNA</subfield>
    <subfield code="b">eng</subfield>
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    <subfield code="a">L70</subfield>
    <subfield code="b">5240</subfield>
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    <subfield code="a">Bovino, F. </subfield>
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    <subfield code="a">Denadai, D.S. </subfield>
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    <subfield code="a">&#xC1;vila, L.G. </subfield>
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    <subfield code="a">Deschk, M. </subfield>
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    <subfield code="a">Santos, P.S.P.</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Feitosa, F.L.F. </subfield>
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    <subfield code="a">Peir&#xF3;, J.R. </subfield>
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    <subfield code="a">Mendes, L.C.N.</subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Influence of dexamethasone and surfactant in the vitality and lung function of preterm lambs born by cesarean section</subfield>
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Publica&#xE7;&#xE3;o online; 21 ref.; 3 tables; Summaries (En, Pt)</subfield>
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ABSTRACT - The aim of this study was to assess the vitality and lung function of preterm lambs. Twenty seven preterm lambs were divided in four groups. Group I (n=6) preterm lambs/ control; group II (n=9) lambs born to mothers that were treated with dexamethasone antepartum; group III (n=6) lambs treated with surfactant; and group IV (n=6) lambs treated with surfactant and born to mothers that were treated with dexamethasone antepartum. The APGAR score was performed after birth (T0) and 15 minutes later (T1/4) to assess vitality. The vital signs, blood gas analysis, spirometry and capnometry were assessed immediately after birth and continued until 48 hours. Chest radiographs were performed at T0, T24 and T48. Significant rectal temperature interactions occurred at T1 and T6 depending on the type of treatment used. All animals showed low pH values, which were associated with high pCO2 values and HCO3 values that increased over time from immediately after birth to two days of age. Higher tidal volume values were observed at T1/4, T1 and T24 when the animals were not treated with surfactant. Capnometry showed significant interactions between treatments at T0. Premature animals showed low vitality and impaired pulmonary function.


Keywords: lambs, neonatology, vitality, vital parameters </subfield>
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RESUMO - O objetivo do presente trabalho foi avaliar a vitalidade e a fun&#xE7;&#xE3;o pulmonar de cordeiros prematuros. Vinte e sete cordeiros foram divididos em quatro grupos: grupo I (n= 6), cordeiros prematuros/controle; grupo II (n= 9), cordeiros prematuros nascidos de m&#xE3;es tratadas com dexametasona antes do parto; grupo III (n= 6), cordeiros prematuros tratados com surfactante; e grupo IV (n= 6), cordeiros prematuros tratados com surfactante e nascidos de m&#xE3;es tratadas com dexametasona antes do parto. O escore APGAR foi realizado ap&#xF3;s o nascimento (T0) e 15 minutos depois (T1/4). Os par&#xE2;metros vitais, hemogasometria, espirometria e capnometria foram avaliados ap&#xF3;s o nascimento at&#xE9; 48 horas. As radiografias tor&#xE1;cicas foram realizadas em T0, T24 e T48. Intera&#xE7;&#xF5;es significativas de temperatura retal ocorreram em T1 e T6, dependendo do tipo de tratamento utilizado. Todos os animais apresentaram valores de pH baixos, que foram associados com altos valores de pCO2 e valores de HCO3 que aumentaram ao longo do tempo. Os maiores valores de volume corrente foram observados em T1/4, T1 e T24, quando os animais n&#xE3;o foram tratados com surfactante. A capnometria mostrou intera&#xE7;&#xF5;es significativas entre tratamentos em T0. Os animais prematuros apresentaram pouca vitalidade e defici&#xEA;ncia da fun&#xE7;&#xE3;o pulmonar.


Palavras-chave: cordeiro, neonatologia, vitalidade, par&#xE2;metros vitais</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CORDEIRO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">APARELHO RESPIRAT&#xD3;RIO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">VITALIDADE</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">NEONATOLOGIA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">VETERIN&#xC1;RIA</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">1643</subfield>
    <subfield code="9">345321</subfield>
    <subfield code="d">Belo Horizonte-MG Universidade Federal de Minas Gerais - Escola de Veterinaria 1983</subfield>
    <subfield code="o">2024-5846</subfield>
    <subfield code="t">Arquivo Brasileiro de Medicina Veterin&#xE1;ria e Zootecnia (Brazil)</subfield>
    <subfield code="x">0102-0935</subfield>
    <subfield code="g">v. 71(1) p. 44-52; (2019)</subfield>
    <subfield code="w">BR2024002877</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/abmvz/a/NkJ5p4c6yvNgv4sTcQx3L5h/?format=pdf&amp;lang=en</subfield>
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    <subfield code="c">ANA</subfield>
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    <subfield code="c">328112</subfield>
    <subfield code="d">328112</subfield>
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