Results 21 to 30 of about 7,281,050 (275)

Renal Physiological Adaptation to High Altitude: A Systematic Review

open access: yesFrontiers in Physiology, 2020
Background: Under normal physiological conditions, renal tissue oxygen is tightly regulated. At high altitude, a physiological challenge is imposed by the decrease in atmospheric oxygen.
Lisa M. Palubiski   +2 more
doaj   +1 more source

Cutoff Values of Hemodynamic Parameters in Pediatric Refractory Septic Shock

open access: yesChildren, 2022
Background: Refractory septic shock can cause severe morbidities and mortalities in children. Resuscitation based on hemodynamics is important in children with critical illness.
En-Pei Lee   +5 more
doaj   +1 more source

Changes in hemodynamic parameters with the use of etomidate versus ketamine induction in the emergency department

open access: yes, 2021
Objectives: Etomidate is the sedative agent of choice during rapid sequence intubation (RSI) owing to its hemodynamic stability, rapid onset of action, and short duration of action.
Abdullah A. Bakhsh   +7 more
semanticscholar   +1 more source

RESULTS OF BIOPROSTHETICS OF AORTIC VALVE CUSPS IN PATIENTS WITH STENOSIS OF THE AORTIC ORIFICE WITH A NARROW FIBROUS RING

open access: yesŽurnal Grodnenskogo Gosudarstvennogo Medicinskogo Universiteta, 2020
bjective: To evaluate hemodynamic parameters after bioprosthetics of the aortic valve cusps, as well as complications arising in patients in the early and long-term period (6 months).
Lazuta S. S.   +2 more
doaj   +1 more source

Comparison of efficacy and safety of preemptive infusion protocols of ephedrine and phenylephrine - prevention of hypotension and effects on hemodynamic parameters during spinal anesthesia for caesarean section [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2020
Introduction/Objective. Spinal anesthesia (SA) for cesarean section may lead to significant changes in hemodynamic parameters, especially hypotension.
Vukotić Aleksandra D.   +5 more
doaj   +1 more source

RESULTS OF PERCEVAL IMPLANTATION IN PATIENTS WITH AORTIC STENOSIS IN NARROW AORTIC FIBROUS ANNULUS

open access: yesŽurnal Grodnenskogo Gosudarstvennogo Medicinskogo Universiteta, 2020
Objective: To evaluate hemodynamic parameters after implantation of Perceval prostheses of quick deployment, as well as various complications that arose in patients in the early and long-term postoperative period (6 months).
Lazuta S. S.
doaj   +1 more source

The effects of patient positioning on hemodynamic parameters [PDF]

open access: yesSigna Vitae, 2021
Elevation of legs increases stroke volume (SV) as the blood moves into the intrathoracic compartment. However, the degree of effects caused by the increase in blood remains controversial as it only has temporary effect. As for hemodynamically unstable patients, special positioning and hemodynamic monitoring are essential.
Jae Hoon Lee, Ju Hong Lee
openaire   +2 more sources

Comparing the efficacy of different doses of intrathecal dexmedetomidine on hemodynamic parameters and block characteristics with ropivacaine spinal anesthesia for cesarean section: A double-blind, randomized clinical trial

open access: yesThe Indian Anaesthetists' Forum, 2020
Aims: This study aimed to assess the dose-related efficacy of intrathecal dexmedetomidine (DEX) on hemodynamic parameters and block characteristics following ropivacaine (ROP) spinal anesthesia (SA) for cesarean section (CS).
Hesameddin Modir   +5 more
doaj   +1 more source

Impact of Respiratory Gating on Hemodynamic Parameters from 4D Flow MRI

open access: yesApplied Sciences, 2022
The hemodynamic parameters from 4D flow datasets have shown promising diagnostic value in different cardiovascular pathologies. However, the behavior of these parameters can be affected when the 4D flow data are corrupted by respiratory motion.
Esteban Denecken   +4 more
doaj   +1 more source

Numerical analysis on the effect of normotensive and hypertensive physiological conditions onto hemodynamic characteristics in stented carotid artery [PDF]

open access: yes, 2019
An arterial re-blockage or restenosis by abnormal atherosclerosis and thrombosis progression in carotid artery is associated with the geometry of the implanted medical device, called as stent.
Ismail, Al Emran   +3 more
core   +1 more source

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