نتایج جستجو برای: hemodynamic changes

تعداد نتایج: 897037  

اخلاق, سید هدایت اله, الهیاری, الهه, ضیغمی, داود, عظمتی, سیمین, علیپور, عباس, مقصودی, بهزاد, هادوی, سید محمدرضا,

Background & objectives: Cardiopulmonary bypass often causes a stress hormonal response with subsequent changes in hemodynamic and organ perfusion. Human studies involving cardiopulmonary bypass have shown that very low doses of ketamine can attenuate inflammatory and stress markers, without adverse effects. The aim of this study was to investigate whether low dose infusion of ketamine have hem...

A. Afrasiabifar , M. Zoladl , R. Rezaeikia , Sh. Najafi Doulatabad ,

Aims: The present study was conducted with the aim of determining the effect of passive movements on hemodynamic parameters, including systolic blood pressure, diastolic blood pressure, mean arterial pressure, pulse, and pulse pressure of patients under ventilation. Materials & Method: In this controlled clinical trial, 64 patients under ventilation in Kohgiluyeh and Boyer-Ahmad University of ...

2011
Tae-Sung Kim Jun-Seok Bae Jung-Man Park Sin-Kyu Kang

BACKGROUND Oxytocin may cause adverse cardiovascular effects, including tachycardia and hypotension, whereas the optimal dose of oxytocin at elective cesarean section is unclear. To determine the lowest effective dose of oxytocin, we studied the hemodynamic effects of three doses during spinal anesthesia for elective single cesarean delivery. METHODS Sixty women received oxytocin by continuou...

ژورنال: بیهوشی و درد 2017

 Aim and Background: Electroconvulsive therapy (ECT) is considered as the most effective treatment method for major depression and psychiatric disorders. Significant hemodynamic changes occur in patients treated with ECT and the duration of seizure after ECT is considered as an important factor in the success of this treatment method. This study aimed to compare the effect of etomidate and prop...

Alireza Bahonar Daryoush Shirani Davood Sharifi, Masoumeh Shahabeddin Mohammad Abarkar Nooshin Ghazaleh Soheila Mokmeli

Objectives-The aims of this study were evaluation the effects of blood laser irradiation on hemodynamic parameters, the amount of anesthetic drugs in maintenance of anesthesia and duration of recovery. Animals- Fifteen mixed breed dogs Procedures- dogs (25.0 ± 3.6 kg) were divided into three groups (n=5). The group I was acted as control and received only cold laser. The group II was premedicat...

Journal: Surgery and Trauma 2015

Valvular heart lesions have deleterious effects on hemodynamics in parturients during pregnancy. Cesarean section with an opioid-based general anesthesia is used to alleviate the adverse effects. We described a case of a 28-year-old primigravida at 37 weeks’ gestation with a diagnosis of severe mitral regurgitation, tricuspid regurgitation, and pulmonary hypertension in active labor. Cesarean s...

 Background and purpose: Pulmonary arteriovenous malformations (PAVM) are lung lesions that affect most of the periphery of the lower lobes, and are manifested by dyspnea, hemoptysis, and hemothorax. Pregnancy is one of the conditions in which these malformations appear due to hemodynamic changes and hormonal factors such as increased levels of estrogen. This paper presents the case of a pregna...

2011

INTRODUCTION Thoracic surgery frequently requires one-lung ventilation (OLV). Hemodynamic changes are significant during OLV and surgical manipulation and precise management of fluid administration is vital to postoperative recovery and surgical outcome. The FloTrac system, a minimally invasive hemodynamic monitoring device, with continuous cardiac output (CO) and stroke volume variation (SVV) ...

Introduction: In arthroplasty, spinal anesthesia was preferred to general anesthesia for a variety of reasons due to the use of cement. the side effects of cement on the cardiovascular system of patients, which can be catastrophic, it,s necessary to find appropriate treatment methods to reduce side effects of cement. method: In this clinical trial, 90 patients were arthroplasty candidates divid...

Journal: :Circulation 1969
J W Linhart F J Hildner S S Barold Listejw P Samet

In order to determine the associated hemodynamic events, angina pectoris was induced by an atrial pacing technic. In all patients developing angina pectoris, ischemic changes were noted electrocardiographically. The hemodynamic findings were variable: in some patients no changes were noted; in others, significant increases in cardiac output, left ventricular end-diastolic pressures (LVEDP), and...

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