Clinical trials: High-Altitude Illness
High Altitude Effects, High Altitude
Assessment of Heart Rate Variability HRV During Descent DE From 2850m to Sea Level and During Re-ascent A From Sea Level to 2850m in Patients With Pulmonary Arterial Hypertension PAH
To study the effect of relocation from high altitude (Quito Ecuador: 2850m) to sea level and re-ascent from sea level to 2850m on heart rate variability and other hemodynamic parameters in patients with pulmonary arterial…
- Conditions
- High Altitude Effects, High Altitude, Pulmonary Vascular Disease, Pulmonary Arterial Hypertension (PAH)
- Trial name
- NCT07801859
- Testing
- Descent and re-ascent (2850m, sea level)
- Where
- Switzerland
- Volunteers
- 20 people
- Sponsor
- Silvia Ulrich Somaini
Gastric Perforation
High Altitude Area- A Risk Factor For Gastric Perforation?
This is an original case series on soldiers evacuated from HAA(High Altitude Area) over last one year(Sept 2017- Aug 2018) , of which 100% cases were found to have gastric antrum perforation.
- Trial name
- NCT03724513
- Where
- India
- Volunteers
- 5 people
- Sponsor
- ADITYA PAWAR
HER2-positive Breast Cancer, Targeted Therapy
Cardiotoxicity of Targeted Therapy for HER-2 Positive Breast Cancer Patients at High Altitude
This is a prospective, multicenter, cohort study aiming to explore the cardiotoxicity of targeted therapy for HER-2 positive breast cancer patients who lives in high altitude area.
- Conditions
- HER2-positive Breast Cancer, Targeted Therapy, Cardiac Toxicity, High Altitude
- Trial name
- NCT05063643
- Testing
- High altitude
- Where
- China
- Volunteers
- 132 people
- Sponsor
- Affiliated Hospital of Qinghai University
Mountain Sickness Acute
Breathing Training to Improve Human Performance at High Altitude
Individuals traveling to altitudes above 8,000 feet may suffer from impaired exercise and cognitive performance, and acute mountain sickness (AMS).
- Trial name
- NCT03530163
- Testing
- Respiratory Muscle Training
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Altitude Intolerance, High-Altitude Illness
Relationship Between Succinate Dehydrogenase Mutations and High-Altitude Illness
This study is is the first step of a full study named CHEMOGENE because it explores the genetic determinant of an alteration of the chemoreflex.
- Trial name
- NCT00202683
- Where
- France
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Société Française de Cardiologie
Pulmonary Hypertension
Acute Exposure to High Altitude on Pulmonary Artery Pressure and Right Heart Function (Echo)
Randomized crossover Trial in patients with Pulmonary Hypertension (PAH, CTEPH) to assess the acute response to High Altitude ("Säntis"; 2500m above sea level) on pulmonary artery pressure and right heart function (echo)
- Trial name
- NCT03637166
- Testing
- Assessment at Low Altitude (470m above sea level), Exposure to High Altitude (2500m above sea level)
- Where
- Switzerland
- Volunteers
- 28 people
- Sponsor
- University of Zurich
High Altitude Pulmonary Edema
Comparison of CPAP and Gamow Bag Ventilation to Treat HAPE
High altitude pulmonary edema (HAPE) is mostly treated with supplemental oxygen, nifedipine 30mg twice a day, rest, limiting cold exposure and descent (simulated or actual) Gamow Bag provides simulated descent and buy time for…
- Trial name
- CPAP (NCT04710953)
- Testing
- Continuous positive airway pressure machine
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- sultan mehmood kamran
Hypoxia, Mental Disorder
Going to Altitude With Anxious-depressive Symptoms
Introduction: Currently, there is a lack of international guidelines or clinical recommendations for individuals with mental illnesses (i.e., bipolar disorder, posttraumatic stress disorder) going on high altitude sojourns.
- Trial name
- Psychoxie (NCT05323864)
- Testing
- Hypoxia
- Where
- Austria
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- Universitaet Innsbruck
Hypoxia, High Altitude
Supraglottic Jet Oxygenation and Ventilation for Gastrointestinal Endoscopy at High-altitude
This study aims to determine whether the use of SOJV could reduce the rate of hypoxia during gastrointestinal endoscopic procedures in deeply sedated patients sedated at high altitude comparing to the supplemental oxygen…
- Trial name
- NCT05304923
- Testing
- Supraglottic jet oxygenation and ventilation, Nasal cannula oxygen supply
- Where
- China
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Peking University People's Hospital
Healthy, Healthy Adult
Assessment of Heart Rate Variability HRV During Descent DE From 2850m to Sea Level and During Re-ascent A From Sea Level to 2850m in Healthy Individuals H
To study the effect of relocation from high altitude (Quito Ecuador: 2850m) to sea level and re-ascent from sea level to 2850m on heart rate variability and other hemodynamic parameters in healthy individuals, who live…
- Conditions
- Healthy, Healthy Adult, High Altitude Effects, High Altitude
- Trial name
- NCT07801846
- Testing
- Descent and re-ascent (2850m, sea level)
- Where
- Switzerland
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Silvia Ulrich Somaini
Glucose Metabolism, High Altitude
High Altitude and Exogenous Carbohydrate Oxidation
Recent studies have reported that oxidation of exogenous carbohydrate is reduced under acute hypobaric hypoxic (high altitude; HA) conditions compared to normoxia (sea level; SL) in native lowlanders.
- Trial name
- NCT03851744
- Testing
- Sea Level, High Altitude
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine
Pulmonary Edema, Cerebral Edema
Tadalafil and Acetazolamide Versus Acetazolamide in Acute Mountain Sickness Prevention
To evaluate the additive value of tadalafil given together with Diamox (acetazolamide) in preventing acute mountain sickness in travelers to high altitude areas.
- Trial name
- NCT01060969
- Testing
- Tadalafil and acetazolamide, Acetazolamide
- Where
- 3 sites in Israel
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Hypoxia Altitude Simulation Test, High Altitude
Hypoxia-altitude Testing to Predict Altitude Related Adverse Health Effects in Chronic Obstructive Pulmonary Disease (COPD) Patients
The predictive value of the hypoxia altitude simulation test (HAST) or other baseline values to predict altitude-related adverse health effects (ARAHE) is not established.
- Trial name
- NCT04915378
- Testing
- hypoxia altitude simulation test (HAST) at 760m, High Altitude (3100m)
- Where
- Kyrgyzstan
- Volunteers
- 75 people
- Sponsor
- University of Zurich
Effect of High Altitude
Effect of High Altitude Exposure, Acclimatization and Re-exposure on Cerebral Autoregulation in Lowlanders
Prospective interventional trial in lowlanders evaluating the effect of acute exposure, acclimatization and re-exposure to high altitude on cerebral autoregulation
- Trial name
- NCT02829255
- Testing
- altitude exposure
- Where
- Switzerland
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Pulmonary Hypertension
Acute Exposure to High Altitude on Heart Rate and Ventilation During Exercise
Randomized crossover trial in patients with Pulmonary Hypertension (PAH, CTEPH) to assess the acute response to High Altitude (Säntis; 2500m above sea level) on heart rate and Ventilation changes under exercise.
- Trial name
- NCT03593096
- Testing
- Assessment at Low Altitude (470m above sea level), Exposure to High Altitude (2500m above sea level)
- Where
- Switzerland
- Volunteers
- 28 people
- Sponsor
- University of Zurich
Periampullary Cancer
Clinical Impact of Altitude Level on Surgical Outcomes of Pancreaticoduodenectomy
Very few papers examine the effect of living at high altitudes on surgical results of major operations. This research is designed to determine the surgical outcomes of PD for periampullary tumour in high altitudes and normal…
- Trial name
- PD (NCT04401722)
- Testing
- PANCREATICODUDENECTOMY
- Where
- Egypt
- Volunteers
- 90 people
- Sponsor
- Mansoura University
High Altitude Pulmonary Hypertension, Sleep Apnea
HAPH Registry: Time Course and Prognostic Significance of Pulmonary Artery Pressure in Highlanders.
The purpose of the current study is to evaluate the clinical and physiologic course of Kyrgyz highlanders with high altitude pulmonary hypertension (HAPH) by performing a longitudinal cohort study.
- Trial name
- NCT06489730
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Hypertension, Pulmonary
Study of the Effects of Iron on Lung Blood Pressure at High Altitude
Body iron levels may be important in determining how the blood pressure in the lungs changes in response to low oxygen levels. At high altitude, where oxygen levels are low, some patients develop elevated lung blood pressure.
- Trial name
- NCT00960921
- Testing
- Iron sucrose, Normal saline
- Where
- Kyrgyzstan
- Sponsor
- University of Oxford
High Altitude, Healthy Adult
Assessment of Total Pulmonary Resistance sPAP/CO Between High Altitude HA vs. Sea Level LA in Healthy Individuals H
To study the effect of relocation from high altitude (Quito Ecuador: 2850m) to sea level on pulmonary resistance (sPAP/CO) and other hemodynamic outcomes in healthy individuals, who live permanently >2600m.
- Conditions
- High Altitude, Healthy Adult, Echocardiography, Pulmonary Resistance
- Trial name
- NCT07804485
- Testing
- Descent from 2850m to sea level
- Where
- Switzerland
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Silvia Ulrich Somaini
Spectrum of Altitude-associated Neurologic Forms of Altitude
NSAID RCT for Prevention of Altitude Sickness
The proposed study is a prospective, randomized, double-blind, placebo-controlled clinical trial evaluating ibuprofen and placebo for the prevention of neurological forms of altitude illness [including high altitude headache…
- Trial name
- NCT01606527
- Testing
- Ibuprofen 600mg orally three times daily
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Naval Health Research Center