نتایج جستجو برای: umbilical arteries
تعداد نتایج: 81157 فیلتر نتایج به سال:
Introduction Current models based on fetal biometry and maternal characteristics have a poor performance in predicting macrosomia. The primary aim of this study was to elucidate the diagnostic venous arterial Dopplers macrosomia third trimester pregnancy; secondary build multiparametric prediction model including pregnancy, ultrasound Doppler able predict accurately. Material methods Prospectiv...
BACKGROUND Despite the known effects of neuraxial blockade on major vessel function and the rapid decrease in uterine vascular impedance, it is unclear how the blockade affects the utero-placental circulation in the near-term. We hypothesize that among women with chronic hypertension, a loss of sympathetic tonus consequent to spinal block may cause significant changes in the utero-placental hae...
Full-term human umbilical cord contains three blood vessels: two arteries coiled around a vein and surrounded by Wharton's jelly, a mucous tissue with few mesenchymal stromal cells and abundant extracellular matrix. Umbilical vessels lack innervations, thus endothelial cells must play a role in the control of blood flow. The aim of this study was to investigate in human umbilical cord the expre...
The present study was performed to compare serum concentrations of maternal and fetal angiogenic growth factors in IUGR (intrauterine growth restriction) and normal pregnancy at the time of delivery. VEGF (vascular endothelial growth factor), PlGF (placental growth factor), sFlt-1 (soluble fms-like tyrosine kinase 1), sKDR (soluble kinase domain receptor) and bFGF (basic fibroblast growth facto...
AIMS In the face of major tendency towards midwifery-led-care it was our purpose to investigate the extent of the influence of the midwife on the rates of obstetric procedures and perinatal outcome. METHODS 5384 consecutive deliveries at the Department of Obstetrics and Gynecology, University of Graz, were enrolled in the study. The following data were collected: mode of delivery, pH of umbil...
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