Clinical trials: Breath Tests
Gastrointestinal Disease, Esophageal Cancer
PMRR-NO: Pulmonary Metabolic Radiation Response Versus Exhaled Nitric Oxide
The goal of this clinical research study is to use a new breathing test that measures the amount of nitric oxide (NO) you exhale.
- Conditions
- Gastrointestinal Disease, Esophageal Cancer, Lung Cancer
- Trial name
- NCT00867477
- Testing
- Breathing Test, Respiratory Symptoms Questionnaire, Pet Scan
- Where
- United States
- Volunteers
- 163 people
- Sponsor
- M.D. Anderson Cancer Center
Nutrition Status
Healthynsect Child Growth and Health Intervention Study
Malnutrition in all its forms is still a problem in resource limited settings including Kenya driven by low diet quality, food preparation and feeding practices including hygiene.
- Trial name
- HEALTHYNSECT (NCT06002620)
- Testing
- CSB+, Enriched nutrition food (CEF), Nutrition education
- Where
- Kenya
- Volunteers
- 284 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Diabetes, Hyperglycemia
Miniaturized Breath-based Sensor for the Detection of Hypo- and Hyperglycemia
The purpose of this study is to determine whether an array of biosensors can noninvasively identify hyperglycemic or hypoglycemic events in persons diagnosed with diabetes through noninvasive detection of volatile organic…
- Conditions
- Diabetes, Hyperglycemia, Hypoglycemia (Diabetic)
- Trial name
- NCT07696273
- Testing
- Sensing Device and Tedlar Bags
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Indiana University
Covid19
Detection of COVID-19 Using Breath Analysis - Validation Study
DETECTION OF THE 2019 NOVEL CORONAVIRUS (SARS-CoV-2) USING BREATH ANALYSIS- VALIDATION STUDY
- Trial name
- COVID-19 (NCT04602949)
- Testing
- Breath Biopsy Analysis
- Where
- Israel
- Volunteers
- 2,558 people, healthy volunteers welcome
- Sponsor
- Scentech Medical Technologies Ltd
Cystic Fibrosis, Death
Prediction of Survival in Children With Cystic Fibrosis Using the Multiple-breath Washout
Retrospective cohort study using routinely collected annual data on lung clearance index (LCI) in combination with clinical data to predict survival in patients with Cystic Fibrosis.
- Conditions
- Cystic Fibrosis, Death, Lung Transplantation
- Trial name
- NCT04016194
- Testing
- Lung function testing
- Where
- 2 sites in Switzerland
- Volunteers
- 200 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Patient Compliance, Healthy
Glycogen Storage Disease Breath Test Study
Glycogen storage disease type I (GSD I) caused by deficiency of glucose-6-phosphatase enzyme leading to build up of a complex sugar called glycogen in liver and low blood glucose level.
- Trial name
- NCT03218904
- Testing
- Glucose intake, Carbohydrates intake
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Gastroparesis
Establishing a Pediatric Reference Range for the 13C-Spirulina Gastric Emptying Breath Test (GEBT)
The goal of this clinical trial is to define the normal response to the 13C-Spirulina Gastric Emptying Breath Test (GEBT) in children, so that we can use this test to help diagnose children that are suspected of having a…
- Trial name
- NCT06004596
- Testing
- 13C-Spirulina Gastric Emptying Breath Test (GEBT), 13C-Spirulina Gastric Emptying Breath Test (GEBT) - repeat
- Where
- 3 sites in United States
- Volunteers
- 182 people, healthy volunteers welcome
- Sponsor
- Cairn Diagnostics
Infection, Community-Acquired, Communicable Disease
Infection Detection by Breath Analysis
The purpose of this feasibility study is to test a device which analyzes breath and may allow doctors and health professionals to immediately determine if an ill patient has a specific type of bacterial infection.
- Conditions
- Infection, Community-Acquired, Communicable Disease, Respiratory Infection
- Trial name
- NCT02981550
- Sponsor
- BreathTec Biomedical Inc.
Pulmonary Dysfunction
Early Pulmonary Dysfunction in Childhood Cancer Patients
This longitudinal, prospective, multicentre study is to monitor lung function prospectively in childhood cancer patients after diagnosis.
- Trial name
- SWISS-Pearl (NCT05427136)
- Testing
- Lung function measurements, Breath Analysis, Magnetic resonance imaging (MRI)
- Where
- 5 sites in Switzerland
- Volunteers
- 140 people
- Sponsor
- University Children's Hospital Basel
Spontaneous Breathing Test, Infants
Positioning and the Spontaneous Breathing Test in Neonates
The spontaneous breathing test (SBT) is routinely performed on all intubated patients in the NICU who are potential candidates for extubation from mechanical ventilatory support.
- Conditions
- Spontaneous Breathing Test, Infants, NICU
- Trial name
- NCT01953562
- Sponsor
- Christiana Care Health Services
Glucose-Galactose Malabsorption, Enteropathy
Labelled Carbon Sucrose Breath Test (13C-SBT) as a Marker of Environmental Enteropathy
Linear growth failure, a manifestation of chronic undernutrition in early childhood, is a recalcitrant problem in resource constrained settings.
- Conditions
- Glucose-Galactose Malabsorption, Enteropathy, Malnutrition, Child, Intestinal Permeability
- Trial name
- SBT4EE (NCT04109352)
- Where
- 9 sites in Australia, Bangladesh and 6 more
- Volunteers
- 600 people
- Sponsor
- University of Virginia
Asthma
Development of a Breath Analyzer for Asthma Screening
Annually, asthma is responsible for 1 million emergency room visits, 400,000 hospitalizations, and 5000 deaths according to the NHLBI.
- Trial name
- NCT00386737
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Ekips Technologies
Childhood Asthma
More Relaxation by Deep Breath on Methacholine
Deep inhalation (DI) dilates normal airway precontracted with methacholine. The fact that this effect is diminished or absent in asthma could be explained by the presence of bronchial inflammation.
- Trial name
- SouProvocBro (NCT03696602)
- Testing
- bronchial provocation test
- Volunteers
- 78 people
- Sponsor
- Central Hospital, Nancy, France
Pulmonary Fibrosis
Exhaled Breath Analysis Using eNose Technology as a Biomarker for Diagnosis and Disease Progression in Fibrotic ILD
The ILDnose study a multinational, multicenter, prospective, longitudinal study in outpatients with pulmonary fibrosis. The aim is to assess the accuracy of eNose technology as diagnostic tool for diagnosis and differentiation…
- Trial name
- ILDnose (NCT04680832)
- Testing
- Electronic nose
- Where
- 5 sites in Australia, France and 3 more
- Volunteers
- 600 people
- Sponsor
- Erasmus Medical Center
Weightlifting, Breathing
The Effects of Cervical and Thoracic Manipulation Therapy Applied to Weightlifting Athletes
The effects of manipulation therapy on the autonomic nervous system have been examined in the literature and while no sympathetic or parasympathetic changes were found after upper thoracic manipulation, a decrease in sympathetic…
- Conditions
- Weightlifting, Breathing, Breath Tests, Athlete
- Trial name
- NCT06606795
- Testing
- Spinal Manipulation
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Selcuk University
Covid-19 Infection
Covid-19 Breath Test
Can Nanotechnology Biomarker Tagging (NBT) be used to detect COVID-19 infection in people presenting for COVID-19 testing? NBT can be used to detect the substances present in a person's breath.
- Trial name
- NCT04459962
- Testing
- Breath Test & Cheek Swab
- Where
- United Kingdom
- Volunteers
- 330 people, healthy volunteers welcome
- Sponsor
- Ancon Technologies Ltd
COVID19
SARS-CoV-2 (COVID-19) Detection Using the Breath Analizer TeraSystem
The purpose of the study is to verify the sensibility and accuracy of a rapid detection test for SARS-CoV-2 in breath samples analyzed by the breath detector analyzer TeraSystem, comparing with PCR tests.
- Trial name
- NCT04497610
- Testing
- Breath sample
- Where
- Costa Rica
- Volunteers
- healthy volunteers welcome
- Sponsor
- Instituto Costarricense de Investigaciones Clínicas ICIC
Gastroparesis
Gastroparesis in Cystic Fibrosis
The purpose of this research is to determine if an investigational device called the 13C-Spirulina Gastric Emptying Breath Test (GEBT), can accurately diagnose gastroparesis (delayed emptying of the stomach) in patients with…
- Trial name
- NCT05223881
- Testing
- 13^C Spirulina Platensis Gastric Emptying Breath Test (GEBT)
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Miami
Larynx Cancer
Breath Testing in Early and Late Larynx Cancer
It is possible to test a sample of breath from a patient, run it through a machine, and find out certain diseases in the patient without needing to do Xrays.
- Trial name
- NCT01700647
- Testing
- Breath test- sampling using ENose, Laryngoscopy and bronchoscopy
- Where
- Australia
- Volunteers
- 30 people
- Sponsor
- Royal Brisbane and Women's Hospital
Vomiting Syndrome, Irritable Bowel Syndrome
Autonomic Profiles in Pediatric Patients With Cyclic Vomiting Syndrome (CVS), Irritable Bowel Syndrome (IBS),Postural Orthostatic Tachycardia Syndrome (POTS), Functional Abdominal Pain (FAP) or Chronic Nausea
Retrospectively review the charts of all children who had heart rate variability, deep breathing test, valsalva maneuver, tilt table test, thermoregulatory sweat testing, quantitative sudomotor axon reflex test (QSART) completed…
- Conditions
- Vomiting Syndrome, Irritable Bowel Syndrome, Postural Orthostatic Tachycardia Syndrome, Abdominal Pain
- Trial name
- NCT00728026
- Volunteers
- 19 people
- Sponsor
- Medical College of Wisconsin