Pulsatility index (PI)
Plasma Total Homocysteine Level Is Associated with the Pulsatility Index of Cerebral Arteries in Lacunar Infarction
... The pulsatility index (PI), measured by transcranial Doppler (TCD), is a surrogate marker for distal vascular resistance in cerebral arteries, and elevated plasma total homocysteine (tHcyt) is ...
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Prediction of Intrauterine Growth Restriction in High Pulsatility Index of Uterine Artery
... high pulsatility index as compared to low pulsatility confers a significant risk ...high pulsatility is a significant risk factor for early onset IUGR as compared to late onset ...
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Is The Combination of Glasgow Coma Scale and Transcranial Doppler Pulsatility Index Improving The Prediction of Outcome in Traumatic Brain Injury Patients?
... Objective: This study aims to explore the effect of combination of GCS and Pulsatility Index (PI) in the prediction of outcome of TBI patients. Patients and Method: This study was performed in ...
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The Relationship of Carotid Plaque, Intima Media Thickness (IMT), Resistivity Index (RI) and Pulsatility Index(PI) in Asian Indian Patients with Acute Ischemic Stroke with and without Type2 DM
... The pulsatility index (PI), which is calculated from the measured flow velocity by Doppler ultrasonography has been reported to increase with DM, old age, hypertension, intracranial hyperten- sion, ...
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The Effect of Pulsatility Index on Infarct Volume in Acute Lacunar Stroke
... The study candidates were patients admitted for acute lacu- nar stroke to our hospital between February 2005 and October 2014. Only those patients who completed both diffusion-wei- ghted MRI (DWI) and TCD examination ...
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Different locations but common associations in subcortical hypodensities of presumed vascular origin: cross-sectional study on clinical and neurosonologic correlates
... Pulsatility Index of MCAs is a measure of intracranial pulsatility and is dependent on cerebrovascular resistance but also cardiac output and arterial wall pathologies with pre or ...
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Sex differences in umbilical artery Doppler indices: a longitudinal study
... i.e., pulsatility index (PI), resistance index (RI), and systolic/diastolic ra- tio (S/D) calculated from blood flow velocities, are used as an important clinical tool for evaluating fetal ...
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The Discrepancy Between Maturation of Visual-Evoked Potentials and Cognitive Outcome at Five Years in Very Preterm Infants With and Without Hemodynamic Signs of Fetal Brain-Sparing
... Design. At 5 years of age cognitive function was as- sessed using the Revision of the Amsterdam Children’s Intelligence Test in 73 preterm infants (26 –33 weeks) who were prospectively followed from the antenatal pe- ...
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Magnesium sulfate and ophthalmic artery Doppler velocimetry in patients with severe preeclampsia: a case series
... The flow-velocity waveforms of the ophthalmic artery show a steep maximum systolic peak with a dicrotic pro- todiastolic notch and a low diastolic flow velocity. The resistance index (RI), the pulsatility ...
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Pulsatility Index, Patent Ductus Arteriosus, and Brain Damage
... quency of an incoming ultrasound beam created by the movements of red blood cells but give no infor mation concerning the net volume of forward blood flow (milliliters per minute).'8 The[r] ...
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A Risk-Benefit Analysis of Maintaining an Aerobic-Endurance Triathlon Training Program During Pregnancy: A Review
... artery pulsatility index (PI) and mean uterine artery volume blood flow, were measured in six pregnant Olympic- level endurance athletes (cross country skiing, duathlon, and long distance running) ...
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Comparative performance of Cerebral Perfusion Ratio as compared to MCA PI and UA PI in prediction of adverse perinatal outcomes in intra uterine growth restricted fetuses
... MCA PI and UA PI just before delivery were used for statistical ...artery pulsatility index (PI) to umbilical artery pulsatility index ...
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Effect of ovarian endometrioma on uterine and ovarian blood flow in infertile women
... there. Pulsatility index (PI) and resistance index (RI) values of both the right and left uterine and ovarian arteries were obtained, and then the averaged measurements of the uterine and ...
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Role of Vascular Endothelial Growth Factor (VEGF) and Doppler Sub-endometrial Parameters as Predictors of Successful Implantation in Intracytoplasmic Sperm Injection (ICSI) Patients
... resistance index (RI) and pulsatility index (PI) at the second endometrial zone (zone 2), with serum level of estradiol at day of HCG and angiogenic factor VEGF at day of embryo ...
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Foetal aortic flow velocity waveforms in healthy and hypertensive pregnant women
... and PI Doppler examinations were made using a Voluson E8 or a Voluson 730 Pro (GE Healthcare Technologies, USA) ultrasound machine, equipped with multifrequency transvaginal and transabdominal transducers and all ...
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Effects of medetomidine on intra-renal arteries resistive and pulsatility indices in clinically normal adult domestic shorthair cats
... and pulsatility indices by duplex Doppler ultrasonography in clinically normal adult domestic shorthair ...resistive index (RI) and pulsatility index (PI) of intra-renal ...and ...
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A New Perspective to Evaluate Doppler Vascular Impedance in Hypertensive Disorders Complicating Pregnancy: Multilevel Modeling Established in a Case Control Study
... The umbilical artery Doppler flow spectrum was recorded from a free floating portion of the umbilical cord during minimal fetal activity and the absence of fetal breathing (Figure 1). The fetal middle cerebral artery ...
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DUCTUS VENOSUS FLOW, DIASTOLIC DYSFUNCTION AND MYOCARDIAL HYPERTROPHY IN FETUSES OF DIABETIC MOTHERS
... the pulsatility index of ductus venosus (PIDV) is higher and the mitral & tricuspid early diastolic/atrial systole velocity ratios (E/A ratios) are lower in the fetuses of diabetic mothers (FDM) with ...
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Antenatal sildenafil administration to prevent pulmonary hypertension in congenital diaphragmatic hernia (SToP PH): study protocol for a phase I/IIb placenta transfer and safety study
... Additional measures of blood flow resistance in the fetal main pulmonary artery and in the right and left pulmonary artery branch Pulsatility Index, Resistance Index, peak systolic veloc[r] ...
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Ultrasound measurements versus invasive intracranial pressure measurement method in patients with brain injury: a retrospective study
... artery pulsatility index had no correl- ation (p = ...affect pulsatility index [17] while intracranial pressure is independent parameter ...how pulsatility index would change. ...
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