Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal
Autor(a) principal: | |
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Data de Publicação: | 2008 |
Outros Autores: | , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Repositório Institucional da UNESP |
Texto Completo: | http://dx.doi.org/10.1590/S0100-72032008000700008 http://hdl.handle.net/11449/70456 |
Resumo: | The application and development of obstetric Dopplervelocimetry provide a basis for the investigation of placental insuf ciency and demonstrate the dynamic behavior of fetal circulation during hypoxia. In clinical practice, assessing hemodynamics in three vascular regions involved in pregnancy, namely the uterine, umbilical and middle cerebral arteries, has become routine. Roughly, the cerebral artery expresses the balance between uterine artery oxygen supply and umbilical artery oxygen uptake. Currently, when such balance is unfavorable, the fetal cardiac reserve is investigated by assessing the venous duct. However, determining and interpreting vascular resistance indexes is not an easy task. The starting point is to know the physiopathology of placental insuf ciency and fetal circulatory adaptation through which Doppler con rmed its role in the assessment of fetal well-being. |
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Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetalBrain sparing effect: From placental insufficiency to fetal circulatory adaptationBlood circulationFetusLaser-doppler flowmetryPlacental circulationPlacental insuf ciencyadaptationbrain arteryechographyfemalefetus echographyhumanlaser Doppler flowmetryphysiologyplacenta circulationplacenta insufficiencypregnancyreviewumbilical arteryAdaptation, PhysiologicalCerebral ArteriesFemaleHumansLaser-Doppler FlowmetryPlacental CirculationPlacental InsufficiencyPregnancyUltrasonography, PrenatalUmbilical ArteriesThe application and development of obstetric Dopplervelocimetry provide a basis for the investigation of placental insuf ciency and demonstrate the dynamic behavior of fetal circulation during hypoxia. In clinical practice, assessing hemodynamics in three vascular regions involved in pregnancy, namely the uterine, umbilical and middle cerebral arteries, has become routine. Roughly, the cerebral artery expresses the balance between uterine artery oxygen supply and umbilical artery oxygen uptake. Currently, when such balance is unfavorable, the fetal cardiac reserve is investigated by assessing the venous duct. However, determining and interpreting vascular resistance indexes is not an easy task. The starting point is to know the physiopathology of placental insuf ciency and fetal circulatory adaptation through which Doppler con rmed its role in the assessment of fetal well-being.Departamento de Ginecologia e Obstetrícia Faculdade de Medicina de Botucatu Universidade Estadual Paulista Júlio de Mesquita Filho UNESP, Botucatu (SP)Setor de Ultra-sonogra a e Medicina Fetal Faculdade de Medicina de Botucatu Universidade Estadual Paulista Júlio de Mesquita Filho UNESP, Botucatu (SP)Departamento de Ginecologia, Obstetrícia e Mastologia UNESP, Distrito de Rubião Júnior, s/n, CEP 18618-970 - Botucatu / SPDepartamento de Ginecologia e Obstetrícia Faculdade de Medicina de Botucatu Universidade Estadual Paulista Júlio de Mesquita Filho UNESP, Botucatu (SP)Setor de Ultra-sonogra a e Medicina Fetal Faculdade de Medicina de Botucatu Universidade Estadual Paulista Júlio de Mesquita Filho UNESP, Botucatu (SP)Departamento de Ginecologia, Obstetrícia e Mastologia UNESP, Distrito de Rubião Júnior, s/n, CEP 18618-970 - Botucatu / SPUniversidade Estadual Paulista (Unesp)Villas-Bôas, Juliana Marques Simões [UNESP]Maestá, Izildinha [UNESP]Consonni, Marcos [UNESP]2014-05-27T11:23:35Z2014-05-27T11:23:35Z2008-07-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/article366-371application/pdfhttp://dx.doi.org/10.1590/S0100-72032008000700008Revista Brasileira de Ginecologia e Obstetricia, v. 30, n. 7, p. 366-371, 2008.0100-7203http://hdl.handle.net/11449/7045610.1590/S0100-72032008000700008S0100-720320080007000082-s2.0-538490913862-s2.0-53849091386.pdf9012667997804219Scopusreponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPporRevista Brasileira de Ginecologia e Obstetrícia0,292info:eu-repo/semantics/openAccess2024-08-16T14:06:30Zoai:repositorio.unesp.br:11449/70456Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462024-08-16T14:06:30Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal Brain sparing effect: From placental insufficiency to fetal circulatory adaptation |
title |
Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal |
spellingShingle |
Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal Villas-Bôas, Juliana Marques Simões [UNESP] Blood circulation Fetus Laser-doppler flowmetry Placental circulation Placental insuf ciency adaptation brain artery echography female fetus echography human laser Doppler flowmetry physiology placenta circulation placenta insufficiency pregnancy review umbilical artery Adaptation, Physiological Cerebral Arteries Female Humans Laser-Doppler Flowmetry Placental Circulation Placental Insufficiency Pregnancy Ultrasonography, Prenatal Umbilical Arteries |
title_short |
Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal |
title_full |
Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal |
title_fullStr |
Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal |
title_full_unstemmed |
Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal |
title_sort |
Mecanismo de centralização: Da insuficiência placentária à adaptação circulatória fetal |
author |
Villas-Bôas, Juliana Marques Simões [UNESP] |
author_facet |
Villas-Bôas, Juliana Marques Simões [UNESP] Maestá, Izildinha [UNESP] Consonni, Marcos [UNESP] |
author_role |
author |
author2 |
Maestá, Izildinha [UNESP] Consonni, Marcos [UNESP] |
author2_role |
author author |
dc.contributor.none.fl_str_mv |
Universidade Estadual Paulista (Unesp) |
dc.contributor.author.fl_str_mv |
Villas-Bôas, Juliana Marques Simões [UNESP] Maestá, Izildinha [UNESP] Consonni, Marcos [UNESP] |
dc.subject.por.fl_str_mv |
Blood circulation Fetus Laser-doppler flowmetry Placental circulation Placental insuf ciency adaptation brain artery echography female fetus echography human laser Doppler flowmetry physiology placenta circulation placenta insufficiency pregnancy review umbilical artery Adaptation, Physiological Cerebral Arteries Female Humans Laser-Doppler Flowmetry Placental Circulation Placental Insufficiency Pregnancy Ultrasonography, Prenatal Umbilical Arteries |
topic |
Blood circulation Fetus Laser-doppler flowmetry Placental circulation Placental insuf ciency adaptation brain artery echography female fetus echography human laser Doppler flowmetry physiology placenta circulation placenta insufficiency pregnancy review umbilical artery Adaptation, Physiological Cerebral Arteries Female Humans Laser-Doppler Flowmetry Placental Circulation Placental Insufficiency Pregnancy Ultrasonography, Prenatal Umbilical Arteries |
description |
The application and development of obstetric Dopplervelocimetry provide a basis for the investigation of placental insuf ciency and demonstrate the dynamic behavior of fetal circulation during hypoxia. In clinical practice, assessing hemodynamics in three vascular regions involved in pregnancy, namely the uterine, umbilical and middle cerebral arteries, has become routine. Roughly, the cerebral artery expresses the balance between uterine artery oxygen supply and umbilical artery oxygen uptake. Currently, when such balance is unfavorable, the fetal cardiac reserve is investigated by assessing the venous duct. However, determining and interpreting vascular resistance indexes is not an easy task. The starting point is to know the physiopathology of placental insuf ciency and fetal circulatory adaptation through which Doppler con rmed its role in the assessment of fetal well-being. |
publishDate |
2008 |
dc.date.none.fl_str_mv |
2008-07-01 2014-05-27T11:23:35Z 2014-05-27T11:23:35Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://dx.doi.org/10.1590/S0100-72032008000700008 Revista Brasileira de Ginecologia e Obstetricia, v. 30, n. 7, p. 366-371, 2008. 0100-7203 http://hdl.handle.net/11449/70456 10.1590/S0100-72032008000700008 S0100-72032008000700008 2-s2.0-53849091386 2-s2.0-53849091386.pdf 9012667997804219 |
url |
http://dx.doi.org/10.1590/S0100-72032008000700008 http://hdl.handle.net/11449/70456 |
identifier_str_mv |
Revista Brasileira de Ginecologia e Obstetricia, v. 30, n. 7, p. 366-371, 2008. 0100-7203 10.1590/S0100-72032008000700008 S0100-72032008000700008 2-s2.0-53849091386 2-s2.0-53849091386.pdf 9012667997804219 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
Revista Brasileira de Ginecologia e Obstetrícia 0,292 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
366-371 application/pdf |
dc.source.none.fl_str_mv |
Scopus reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
|
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1808128113516740608 |