Please use this identifier to cite or link to this item: https://olympias.lib.uoi.gr/jspui/handle/123456789/24145
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dc.contributor.authorMari, G.en
dc.contributor.authorDetti, L.en
dc.contributor.authorOz, U.en
dc.contributor.authorZimmerman, R.en
dc.contributor.authorDuerig, P.en
dc.contributor.authorStefos, T.en
dc.date.accessioned2015-11-24T19:38:24Z-
dc.date.available2015-11-24T19:38:24Z-
dc.identifier.issn0029-7844-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/24145-
dc.rightsDefault Licence-
dc.subjectAdulten
dc.subjectAnemia/*ultrasonographyen
dc.subjectFemaleen
dc.subjectFetal Diseases/*ultrasonographyen
dc.subjectFetal Hemoglobin/*analysisen
dc.subjectGestational Ageen
dc.subjectHumansen
dc.subjectMiddle Cerebral Artery/*embryology/*ultrasonographyen
dc.subjectPregnancyen
dc.subjectUltrasonography, Doppleren
dc.subject*Ultrasonography, Prenatalen
dc.titleAccurate prediction of fetal hemoglobin by Doppler ultrasonographyen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.secondaryhttp://www.ncbi.nlm.nih.gov/pubmed/12039117-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Επιστημών Υγείας. Τμήμα Ιατρικήςel
heal.publicationDate2002-
heal.abstractOBJECTIVE: To assess the feasibility of using the middle cerebral artery peak systolic velocity (MCA-PSV) to predict the actual value of fetal hemoglobin in fetuses undergoing a first cordocentesis for detection of anemia caused by maternal red cell alloimmunization. METHODS: Doppler velocimetry of the MCA-PSV was performed in 18 fetuses before an initial cordocentesis. Hemoglobin and MCA-PSV values were expressed as multiples of the median to adjust for the changes that both parameters demonstrate with gestational age. In each fetus we determined: 1) the expected (using a cubic mathematical function describing the correlation between fetal hemoglobin and MCA-PSV) and the observed (determined at the time of the cordocentesis) hemoglobin value; and 2) the percentage differences between the expected and the observed hemoglobin values. RESULTS: Gestational age at the time of the Doppler study ranged from 19 to 31 weeks. On 15 occasions, the fetuses demonstrated anemia. A quadratic relationship was found between the hemoglobin multiples of the median and the percentage differences between the expected and the observed hemoglobin values. As the values of hemoglobin decreased, the percentage difference between expected and observed values significantly decreased (R(2) = 0.48, P <.05). The cubic model estimated fetal hemoglobin well in severely anemic fetuses and less well when the fetus was not anemic. CONCLUSION: Doppler measurement of the MCA-PSV appears to be a valuable tool for estimating hemoglobin concentration in fetuses at risk for anemia. The correlation between hemoglobin and MCA-PSV becomes more accurate as the severity of anemia increases.en
heal.journalNameObstet Gynecolen
heal.journalTypepeer-reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά) - ΙΑΤ

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