Clinical trials: General Anesthesia Induced Hypotension
Anesthesia, General, Hypotension
Can Continuous Cardiac Output Monitoring Before General Anesthesia Predict Hypotension After Induction?
Post-induction hypotension (PIH) is very common with high incidence about 9-60%. There are multiple factors that may cause PIH, like pre-operative fasting, bowel preparation, vasodilatation due to anesthetics, and reduced…
- Conditions
- Anesthesia, General, Hypotension, Cardiac Output
- Trial name
- NCT03718949
- Where
- Taiwan
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Post-induction Hypotension
Management of Post-Induction Hypotension in Emergency Abdominal Surgery
The goal of this clinical trial is to compare the efficacy of two vasopressors (norepinephrine vs. ephedrine) in treating hypotension in adult patients (aged 18+, ASA I-III) undergoing general anesthesia for abdominal surgical…
- Trial name
- NCT07259655
- Testing
- Ephedrine (6 mg boluses), Norepinephrine (10 µg boluses)
- Where
- Tunisia
- Volunteers
- 100 people
- Sponsor
- Hopital Charles Nicolle
Hypotension Drug-Induced
A Prospective Study of Vasopressor on Cerebral Oxygenation During General Anesthesia
The purpose of this study is to investigate whether norepinephrine(N), phenylephrine(P) or ephedrine(E) have different effect on cerebral oxygenation in abdominal surgery with propofol or sevoflurane.
- Trial name
- NCT06334549
- Testing
- Ephedrine-P, Phenylephrine-P, Norepinephrine-P
- Where
- China
- Volunteers
- 180 people
- Sponsor
- Dalian Municipal Central Hospital
Hypotension
Haemodynamic Response to General Anaesthesia in Healthy Orthopaedic Patients
Continuous cardiovascular monitoring as part of management of high-risk surgical patients is widely practiced, however its role in low-risk surgical patients is unclear.
- Trial name
- HRespToAS (NCT02834000)
- Testing
- LiDCO rapid™ CNAP monitoring
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Chelsea and Westminster NHS Foundation Trust
General Anesthesia, Aged
Remimazolam Versus Midazolam for General Anesthesia Induction in Elderly Patients Undergoing Non-Cardiac Surgery
This prospective observational cohort study evaluates the effectiveness and safety of two benzodiazepine sedatives-remimazolam and midazolam-used for general anesthesia induction in elderly patients (≥65 years) undergoing…
- Conditions
- General Anesthesia, Aged, Intraoperative Hypotension, Anxiety
- Trial name
- NCT07746505
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Hypotension on Induction
Carotid Artery Corrected Flow Time and Respiratory Variation of Blood Flow Peak Velocity for Prediction of Hypotension After Induction of General Anaesthesia in Adult Patients With Chronic Liver Disease
Baseline Measurements For the ultrasound parameters, it is the average of three readings In supine position . The investigators will continuously monitoring during induction and 10 minutes after.
- Trial name
- NCT07370103
- Where
- Egypt
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Post-induction Hypotension (PIH), Geriatric Patient
Incidence and Risk Factors of Post-Induction Hypotension in Geriatric Cancer Patients
This observational clinical study aims to investigate the incidence and risk factors of post-induction hypotension (PIH) in geriatric cancer patients undergoing surgery under general anesthesia.
- Conditions
- Post-induction Hypotension (PIH), Geriatric Patient, Oncologic Disease, Hemodynamic Effects of General Anesthesia
- Trial name
- NCT07294040
- Where
- Turkey (Türkiye)
- Volunteers
- 140 people
- Sponsor
- Dolunay ARIK
Anesthesia
A Study of Changes in Heart Function and Blood Flow in People Receiving Anesthesia
The purpose of this study is to understand changes in heart function (how the heart pumps blood) and blood flow in people who receive general anesthesia during surgery.
- Trial name
- NCT05954832
- Testing
- Echocardiography
- Where
- United States
- Volunteers
- 250 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Anesthesia
Efficacy of Preemptive Volume Loading to Prevent Arterial Hypotension During Induction of General Anesthesia
Induction of general anesthesia induces frequently arterial hypotension. The short term goal of this study is to evaluate if preemptive volume loading prevents such complication.
- Trial name
- NICOM-MAP (NCT01594021)
- Testing
- Gelatin 500 mL, Gelatin 50 mL
- Where
- France
- Volunteers
- 17 people
- Sponsor
- Hopital Foch
General Anesthesia, Hypotension on Induction
Ultrasonographic Predictors of Hypotension After Induction
The purpose of the study is to evaluate the predictive value of the inferior vena cava collapsibility index and caval aorta index for detecting hypotension after induction of general anesthesia.
- Trial name
- NCT05239234
- Testing
- Inferior vena cava-Aorta diameter index
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people
- Sponsor
- Antalya Training and Research Hospital
Hypotension
Tapse/Pasp General Anesthesia
TAPSE, one of the methods for evaluating right ventricular systolic function; It is a bar parameter that can easily measure apex-basal shortening and provides specific information about global RV function.
- Trial name
- NCT06414811
- Testing
- HYPOTENSİON
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people
- Sponsor
- Aydin Adnan Menderes University
Secondary Peritonitis, Post-induction Hypotension
Low-dose Norepinephrine Infusion for Prevention of Post-induction Hypotension in Emergency Surgery for Peritonitis
This study tests whether giving a low-dose norepinephrine infusion just before induction of anesthesia can reduce low blood pressure during emergency surgery for peritonitis.
- Trial name
- NCT07529795
- Testing
- Norepinephrine (0.05 μg/kg/min)
- Where
- Vietnam
- Volunteers
- 60 people
- Sponsor
- Bach Mai Hospital
Sepsis, Hypotension
Pre-induction Norepinephrine in Septic Patients Undergoing Surgery
This randomized controlled trial aims to evaluate the effect of early pre-induction norepinephrine infusion on perioperative hemodynamic stability in septic patients with SOFA score ≥2 undergoing surgery under general anesthesia.
- Trial name
- NCT07869693
- Testing
- Norepinephrine, Standard Care
- Volunteers
- 90 people
- Sponsor
- Assiut University
Magnesium Sulfate, Remifentanil
Anesthesia Techniques, Neuroprotection and Surgical Field in FESS Under Controlled Hypotension
This prospective, randomized controlled trial investigates the effect of four different anesthetic maintenance techniques on surgical field conditions, hemodynamic stability, and neuroprotection during functional endoscopic sinus…
- Conditions
- Magnesium Sulfate, Remifentanil, S 100beta, S100 Beta Protein, Human
- Trial name
- NCT07181564
- Testing
- Propofol / Remifentanil, Ketamine + Magnesium sulfate (drug combination), Sevoflurane and Remifentanil
- Where
- Greece
- Volunteers
- 150 people
- Sponsor
- University General Hospital of Patras
Anesthesia, Anesthesia Complication
Preoperative Blood Volume Optimization Using Transthoracic Echocardiography
Immediately following the induction of general anesthesia, arterial hypotension may occur with an incidence of about 40% in patients classified as ASA 3 or 4.
- Conditions
- Anesthesia, Anesthesia Complication, Anesthesia Induction, Arterial Hypotension
- Trial name
- EchOptimal (NCT06639737)
- Testing
- preoperative stroke volume optimization, Post induction stroke volume optimization
- Where
- France
- Volunteers
- 220 people
- Sponsor
- University Hospital, Caen
Elderly Patients Undergoing Elective Non-cardiac Surgery
Ultrasound of the Inferior Vena Cava in the Prevention of Hypotension After Induction of General Anesthesia
Based on the preoperative ultrasound detection of various parametric indicators of the inferior vena cava cross-section, including the ratio of the inferior vena cava's long and short axes, cross-sectional area and circumference…
- Trial name
- NCT06530901
- Testing
- Multidimensional ultrasound of the inferior vena cava
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Zhuan Zhang
IVC Collapsibility Index as Predictor for Hypotension
Inferior Vena Cava Collapsibility Index and Caval Aorta Index for Prediction of Hypotension General Anaesthesia
1. To estimate sensitivity and specificity of preoperative IVCCI, max aortic diameter and IVC:Ao index as predictors of hypotension after induction of general anesthesia. 2.
- Trial name
- NCT05368363
- Where
- Egypt
- Volunteers
- 120 people
- Sponsor
- Cairo University
Hypotension, General Anesthesia Induced Hypotension
Perfusion Index-derived Parameters as Predictors Post-induction Hypotension.
The perfusion index (PI) is a numerical value for the ratio between pulsatile and non-pulsatile blood flow measured by a special pulse oximeter.
- Trial name
- NCT04217226
- Testing
- Perfusion index derived parameters
- Where
- Egypt
- Volunteers
- 93 people
- Sponsor
- Cairo University
Post-induction Hypotension (PIH)
Echocardiography-derived Pre-induction Hemodynamic Phenotypes and Post-induction Hypotension: an Exploratory Clustering Analysis
This study evaluated the occurrence of post-induction hypotension (PIH) in patients undergoing elective surgery under general anesthesia. PIH is a common perioperative complication associated with adverse outcomes.
- Trial name
- NCT07509255
- Where
- Morocco
- Volunteers
- 64 people
- Sponsor
- Avicenna Military Hospital
Preoperative Fasting and Hypotension
Effect of the Duration of Preoperative Fasting on Hypotension Induced by General Anesthesia in the Elderly Person
This study aims to determine if prolonged fasting represents an independent risk factor for hypotension during induction of general anesthesia in the elderly.
- Trial name
- JEÛNE PREOP (NCT02891122)
- Where
- France
- Volunteers
- 56 people
- Sponsor
- University Hospital, Brest