2003
Maternal transcranial Doppler in pre‐eclampsia and eclampsia
Williams K, Galerneau F. Maternal transcranial Doppler in pre‐eclampsia and eclampsia. Ultrasound In Obstetrics And Gynecology 2003, 21: 507-513. PMID: 12768568, DOI: 10.1002/uog.83.Peer-Reviewed Original ResearchConceptsCerebral perfusion pressureTranscranial DopplerPerfusion pressureElevated cerebral perfusion pressureMaternal middle cerebral arteryMaternal cerebral circulationCerebral vascular resistanceMean arterial pressureCerebral vascular changesMiddle cerebral arteryEclampsia/eclampsiaCerebral blood flowPerinatal morbidityVascular resistanceCerebrovascular resistanceArterial pressureCerebral vasospasmVascular changesCerebral arteryCerebral circulationCerebrovascular hemodynamicsBlood flowSignificant fallEclampsiaPresence of increases
1998
Changes in Cerebral Perfusion Pressure in Puerperal Women With Preeclampsia
WILLIAMS K, GALERNEAU F, WILSON S. Changes in Cerebral Perfusion Pressure in Puerperal Women With Preeclampsia. Obstetrics And Gynecology 1998, 92: 1016-1019. DOI: 10.1097/00006250-199812000-00025.Peer-Reviewed Original ResearchConceptsCerebral perfusion pressureCerebral blood flow velocityWeeks postpartumBlood flow velocityPerfusion pressureCerebrovascular resistanceCerebral perfusionMaternal middle cerebral arteryMiddle cerebral blood flow velocityCerebral blood flow indexWomen 2 daysMiddle cerebral arteryCerebral blood flowTranscranial Doppler ultrasoundBlood flow indexArea productMild preeclampsiaCerebral arteryPuerperal womenEarly laborHours postpartumCerebral vasculatureDoppler ultrasoundBlood flowPostpartumEffect of labor on maternal cerebral blood flow velocity
Williams K, Galerneau F, Wilson S. Effect of labor on maternal cerebral blood flow velocity. American Journal Of Obstetrics And Gynecology 1998, 178: 59-61. PMID: 9465804, DOI: 10.1016/s0002-9378(98)70627-1.Peer-Reviewed Original ResearchConceptsCerebral blood flow velocityBlood flow velocityMaternal cerebral blood flow velocityTranscranial Doppler ultrasonographyDoppler ultrasonographyMean cerebral blood flow velocityMiddle cerebral blood flow velocityMiddle cerebral vesselsCerebral hemodynamic changesBeats/minSecond-stage laborPeak of contractionSecond-stage pushingNormotensive patientsProspective cohortBlood pressureCerebral vasospasmHemodynamic changesPulsatility indexValsalva maneuverEarly laborCerebral vesselsEffect of laborGreater riskPatients