Results 21 to 30 of about 434,921 (404)

Nomogram of fetal middle cerebral artery peak systolic velocity in a Brazilian population [PDF]

open access: yes, 2008
OBJECTIVE: To determine a reference curve for the peak systolic velocity of fetal middle cerebral artery. MATERIALS AND METHODS: The authors developed a cross-sectional study with 143 healthy pregnant women between the 23rd and 35th gestational weeks.
Araujo Júnior, Edward   +4 more
core   +3 more sources

Prognostic accuracy of cerebroplacental ratio and middle cerebral artery Doppler for adverse perinatal outcome: systematic review and meta‐analysis

open access: yesUltrasound in Obstetrics and Gynecology, 2018
Doppler ultrasonographic assessment of the cerebroplacental ratio (CPR) and middle cerebral artery (MCA) is widely used as an adjunct to umbilical artery (UA) Doppler to identify fetuses at risk of adverse perinatal outcome.
C. V. Heidweiller‐Schreurs   +7 more
semanticscholar   +1 more source

Rete Middle Cerebral Artery

open access: yesiRADIOLOGY
Yongming Wang, Xi Chen, Junsheng Liu
doaj   +2 more sources

Fetal middle cerebral artery and umbilical artery pulsatility index: effects of maternal characteristics and medical history [PDF]

open access: yes, 2015
To define the contribution of maternal variables which influence the measured fetal middle cerebral artery (MCA) and umbilical artery (UA) pulsatility index (PI) in the assessment of fetal ...
Akolekar, R   +4 more
core   +1 more source

Middle cerebral artery Doppler [PDF]

open access: yesAustralasian Journal of Ultrasound in Medicine, 2009
In the last 50 years we have seen tremendous advances in the management of fetal haemolytic anaemia. What was once a disease of high perinatal mortality and morbidity has become a condition readily amenable to antenatal diagnosis and intrauterine fetal therapy.
openaire   +3 more sources

Excision of a Large Complex Left Middle Cerebral Artery Aneurysm With a Middle Cerebral Artery—Middle Cerebral Artery and Superficial Temporal Artery—Middle Cerebral Artery Bypass: 2-Dimensional Operative Video [PDF]

open access: yesOperative Neurosurgery, 2020
Abstract Revascularization techniques for microsurgical manage-ment of middle cerebral artery (MCA) bifurcation aneurysms are often necessary for treatment of fusiform or giant aneurysms. Augmentation of the standard pterional approach to include an extended orbitozygomatic or modified orbitozygomatic approach provides a wider and more ...
Benjamin K Hendricks, Robert F. Spetzler
openaire   +3 more sources

Cerebral hemodynamic characteristics of acute mountain sickness upon acute high-altitude exposure at 3,700 m in young Chinese men. [PDF]

open access: yes, 2014
PURPOSE: We aimed at identifying the cerebral hemodynamic characteristics of acute mountain sickness (AMS). METHODS: Transcranial Doppler (TCD) sonography examinations were performed between 18 and 24 h after arrival at 3,700 m via plane from 500 m (n ...
Bian, Shi-Zhu   +8 more
core   +2 more sources

Middle Cerebral Artery [PDF]

open access: yes, 2011
The middle cerebral artery (MCA) arises in the embryogenesis as the latest branch from the cranial division of the ICA and develops to the largest artery supplying a large part of the cerebral hemispheres and basal ganglia. The development of the MCA correlates with the great extension of the cortical mantle in the mammal (Kier 1974).
openaire   +3 more sources

Protein kinase C inhibition attenuates vascular ETB receptor upregulation and decreases brain damage after cerebral ischemia in rat

open access: yesBMC Neuroscience, 2007
Background Protein kinase C (PKC) is known to be involved in the pathophysiology of experimental cerebral ischemia. We have previously shown that after transient middle cerebral artery occlusion, there is an upregulation of endothelin receptors in the ...
Vikman Petter   +3 more
doaj   +1 more source

Computational modelling of emboli travel trajectories in cerebral arteries: Influence of microembolic particle size and density [PDF]

open access: yes, 2014
This article has been made available through the Brunel Open Access Publishing Fund.Ischaemic stroke is responsible for up to 80 % of stroke cases. Prevention of the reoccurrence of ischaemic attack or stroke for patients who survived the first symptoms ...
A Adboix   +15 more
core   +2 more sources

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