Avaliação da medida de volume pulmonar fetal obtida por meio da ultra-sonografia tridimensional / Evaluation of fetal lung volume measurement obtained by three-dimensional ultrasonography
São Paulo; s.n; 2003. 140 p. ilus, tab, graf.
Thesis
in Portuguese
| LILACS
| ID: lil-409017
RESUMO
Estudo prospectivo de 59 gestantes com fetos com ou sem risco para hipoplasia pulmonar. Objetivos: avaliar variações entre medidas de volumes pulmonares fetais obtidas com a ultra-sonografia tridimensional e com a ressonância magnética; testar a variação interobservador das aferições de volumes pulmonares fetais realizadas com a ultra-sonografia tridimensional. Os volumes pulmonares fetais obtidos na ultra-sonografia tridimensional foram significativamente menores (p < 0,001) do que os da ressonância magnética, com grande variabilidade das diferenças entre estas medidas. Não houve diferenças significativas entre as medidas realizadas por operadores diferentes com a ultra-sonografia.Fifty-nine pregnant women whose fetuses were at high risk for lung hypoplasia or not were prospectively studied. Objectives: To evaluate the variations between fetal lung volume measurements obtained by three-dimensional and magnetic resonance imaging; To evaluate interobserver variability of three-dimensional lung measurements. Three-dimensional ultrasound significantly underestimated fetal lung volume in comparison with magnetic resonance imaging (p < 0,001) with a great variability between these two methods. There were no significant differences between measurements performed by three different observers with the use of three-dimensional ultrasound...
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Index:
LILACS (Americas)
Main subject:
Pregnancy, High-Risk
/
Fetus
/
Lung Volume Measurements
Type of study:
Diagnostic study
/
Observational study
/
Risk factors
Limits:
Female
/
Humans
/
Pregnancy
Language:
Portuguese
Year:
2003
Type:
Thesis
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