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Carotid Doppler - PubAg

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Last Updated: 16 October 2021

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Doppler indices of the equine fetal carotid artery throughout gestation

Evaluation of pregnancy feasibility in the equine client is currently based on gestational profiles of limited prognostic value. To day, uterine artery Doppler indices stopped working to give sufficient evidence of pregnancy practicality and the umbilical cord of the equine fetus is inconsistently imagined previous 250 days gestation. The objectives of this study were to: i assess intracranial blood circulation insusceptibility by Doppler examination of the fetal carotid artery and ii establish referral values for healthy and balanced, straightforward pregnancies. The middle cerebral artery MCA, a branch of the carotid artery, is frequently used to evaluate intracranial hemodynamics in the human fetus, exhibiting high resistance to flow to the fetal brain in straightforward maternities. In this study Doppler waveform analysis of fetal intracranial vasculature demonstrated a raised blood circulation impedance, showing a considerable connection of carotid Doppler indices with gestational age.

Source link: https://pubag.nal.usda.gov/catalog/7018888


Associations between SNP83 of phosphodiesterase 4D gene and carotid atherosclerosis in a southern Chinese Han population: a case–control study

Atherosclerosis was a crucial pathophysiological basis of atherothrombotic stroke, and phosphodiesterase 4D polymorphism was reported to be connected with the sensitivity to atherothrombotic stroke. 204 southern Chinese Han participants were separated into two teams according to the carotid intima-media density of the carotid artery: CAS team and non-CAS team. Carotid IMT of carriers with CT + CC genotypes was more than carriers with TT genotype. Our results showed that the SNP83/rs966221 located on PDE4D gene was dramatically linked between CAS susceptibility and carotid IMT independently of traditional risk variables in a southern Chinese Han population.

Source link: https://pubag.nal.usda.gov/catalog/7330137


Doppler Ultrasonography of Common Carotid Artery and External Jugular Vein in Healthy and Reticulo-Diaphragmatic Hernia Affected Buffaloes

The study was aimed to develop typical Doppler blood flow parameters of appropriate usual carotid artery and ideal external jugular blood vessel in 20 clinically healthy non-gravid grown-up buffaloes. The Doppler blood circulation criteria were also researched in 10 buffaloes dealing with reticulo-diaphragmatic hernia and the changes in the numerous blood flow criteria were compared to that of healthy buffaloes. The Doppler values of outside throaty capillary and common carotid artery for scientifically healthy grown-up buffaloes would serve as a recommendation array for future studies.

Source link: https://pubag.nal.usda.gov/catalog/4407954


Comparison of Doppler, oscillometric, auricular and carotid arterial blood pressure measurements in isoflurane anesthetized New Zealand white rabbits

To analyze contract between carotid arterial pressure and auricular arterial, thoracic limb Doppler or thoracic arm or leg oscillometric high blood pressure measurements. Prospective speculative study. Six grown-up New Zealand white rabbits. Rabbits were anesthetized with isoflurane in oxygen at 1, 1. 5 and 2 MAC on 2 different events. Catheters in the auricular and the contralateral exterior carotid artery were attached to calibrated pressure transducers via non-compliant tubes. Inflatable cuffs of size equal to approximately 40% of the limb circumference were positioned over the carpus on both thoracic limbs with a Doppler transducer put distal to the cuff on one. Systolic and imply arterial blood pressure measurements were obtained at each dose, on each celebration. Bias varied significantly over the dimension range for all 3 SAP methods but not for MAP measurements. Limits of agreement for all measurements were large however much less so for MAP than SAP.

Source link: https://pubag.nal.usda.gov/catalog/360500


Advanced glycation end product levels were correlated with inflammation and carotid atherosclerosis in type 2 diabetes patients

This research aimed to investigate whether innovative glycation output degrees were correlated with swelling and carotid AS in type 2 diabetic issues mellitus patients. An overall of 50 senior T2DM patients and 50 age-matched senior healthy and balanced subjects were recruited in this research study. T2DM patients were categorized into 2 groups based on the intima-- media density of the carotid artery from shade Doppler ultrasonography. Patients with IMT > 1 mm were categorized into the T2DM + CAS group, and patients with IMT < 1 mm were assigned as the T2DM + non-atherosclerosis group. T2DM + CAS patients showed significantly higher concentrations of AGEs, RAGE, TNF-α, and IFN-γ in the peripheral blood. The highest degree of CD4+ T cells were observed in the T2DM + CAS team. In recap, the outcomes showed that the levels old might be correlated with the inflammatory condition in T2DM patients with CAS.

Source link: https://pubag.nal.usda.gov/catalog/6994528


Aortic, common carotid and external iliac artery arterial wall stiffness parameters in horses: Inter‐day and inter‐observer and intra‐observer measurement variability

BACKGROUND: In human medicine, regional and regional arterial wall stiffness criteria are regularly made use of to evaluate the vascular wellness. TECHNIQUES: In 10 healthy, grown-up Warmblood horses, B, M‐mode and pulsed‐wave Doppler ultrasound images were gathered on 2 different days from aorta, cranial and caudal typical carotid arteries and external iliac artery. From blinded data, diastolic and systolic vessel lumen areas and diameters were determined from B/M setting photos and the velocity of the pressure wave was figured out by pulsed‐wave Doppler ranges. OUTCOMES: Low curriculum vitae was found for both arterial size and lumen location measurements. Modest to high CV was discovered for local AWS criteria, while local AWS specifications had low curriculum vitae. VERDICTS: Our outcomes reveal excellent reproducibility of aortic, carotid and exterior iliac artery size and area measurements using both B and M‐mode ultrasonography.

Source link: https://pubag.nal.usda.gov/catalog/6880987


Ultrasound guided percutaneous common carotid artery access in piglets for intracoronary stem cell infusion

In pigs, the deep location of the usual carotid artery and overlying sternomastoideus muscular tissue in the neck has brought about the recommendation for a medical cutdown for typical carotid accessibility, as opposed to minimally invasive strategies for vascular accessibility. If direct percutaneous usual carotid artery gain access to in hogs is achievable, we sought to determine. Upon completion of heart catheterization with intracoronary stem cell infusion the introducer was removed and manual pressure was applied to stop hematoma growth. Ultrasound guided percutaneous typical carotid artery access in hogs is possible in a risk-free, trustworthy, and reproducible fashion when executed by microvascular experts.

Source link: https://pubag.nal.usda.gov/catalog/6239749


Platelet number is negatively and independently associated with carotid intima-media thickness in apparently healthy overweight/obese subjects

A substantial adjustment of platelet number may be a risk aspect for atherosclerotic heart disease. The purpose of this research study was to explore the association in between platelet number and very early signs of atherosclerosis, evaluated by carotid intima-media density, in an obviously healthy population primarily stood for by obese subjects. As many as 961 topics, 686 females and 275 males, aged in between 18 and 74 years, were registered in the research. Only age and systolic blood pressure, positively, and platelet number, negatively, were substantially and individually linked to c-IMT in a last numerous regression analysis. Lower platelet number represented an independent determinant of c-IMT in a population, mainly stood for by overweight patients. These outcomes recommend that a decrease of platelet number might well be an early protective mechanism in topics establishing the thickening of carotid artery.

Source link: https://pubag.nal.usda.gov/catalog/6112786


Renal function and carotid atherosclerosis in adults with no known kidney disease

A high prevalence of atherosclerotic lesions characterizes patients with chronic kidney disease, though there is little data on the relationship in between kidney function and atherosclerotic adjustments in the healthy and balanced population or in people with no recognized renal impairment. The purpose of our study was to evaluate, in a thorough general population without any recognized kidney disease, the relationship between renal function and subclinical carotid atherosclerotic damage. A basic real-life population of 611 participants with no known kidney failing was picked for the research study.

Source link: https://pubag.nal.usda.gov/catalog/6112655


Echo-doppler findings of a carotid-jugular fistula in a foal

Blood gas evaluation results indicated higher degree of oxygenation in the left jugular blood vessel. Bi-directional flow signals, with normal systolic and early diastolic flow, and late diastolic retrograde flow, were noted on pulsed-wave Doppler investigation and shade flow mapping of the left jugular blood flow. Shade Doppler imaging of the very same area showed blood circulation passage in between the left usual carotid artery and the left jugular blood vessel via a little carotid-jugular fistula.

Source link: https://pubag.nal.usda.gov/catalog/588818

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions