Clinical trial · Observational
Measurement and Analysis of Gas Composition in Digestive Tract
Measurement and Analysis of Gas Composition in Digestive Tract: a Prospective, Single-center Observational Study
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
The purpose of this study is to detect the concentration of various gases，including hydrogen, methane, hydrogen sulfide, nitric oxide in different parts of the digestive tract by a safe and direct method, and to establish a human digestive tract gas profiles. Analyze the differences in gas components in different segments of the digestive tract in patients with different diseases, and analyze the correlation between specific gases and digestive tract diseases and non-specific symptoms.
Conditions
Conditions (5)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Colorectal Neoplasms | Colorectal Neoplasm | ONTOLOGY_EXACT | 0.98 |
| Functional Dyspepsia | — | UNRESOLVED | — |
| Helicobacter Pylori Infection | — | UNRESOLVED | — |
| Inflammatory Bowel Diseases | — | UNRESOLVED | — |
| Irritable Bowel Syndrome | — | UNRESOLVED | — |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| gas component of digestive tract | Other | — | UNRESOLVED |
Design
Arms and outcomes
Arms (6)
- label
- Control group
- interventionNames
- Other: gas component of digestive tract
- label
- Imflammtory bowel disease group
- interventionNames
- Other: gas component of digestive tract
- label
- Irritable bowel syndrome group
- interventionNames
- Other: gas component of digestive tract
- label
- Colorectal neoplasms group
- interventionNames
- Other: gas component of digestive tract
- label
Eligibility
Eligibility (as posted)
- Sex
- All
- Minimum age
- 18 Years
- Maximum age
- 70 Years
Show eligibility criteria text
Inclusion Criteria: * Patients aged 18 to 70 years. * Patients undergoing endoscopic examination Exclusion Criteria: * Patients with serious underlying diseases, such as liver insufficiency, renal insufficiency, immunosuppression, coronary heart disease (angina pectoris or coronary artery stenosis ≥ 75%). * Patients have history of gastrointestinal surgery * Patients who failed to complete the endoscopic examination due to various reasons * Patients Boston score of Bowel preparation≤ 6 points * Patients who have medication history of probiotics, antibiotics, PPIs and prokinetic drugs in the last 4 weeks * Patients who combined with thyroid disease and other diseases that affect gastrointestinal motility * Patients who combined with other risk factors such as mental illness, alcoholism, and drug abuse * Patients who unable or unwilling to provide informed consent
References
Publications (0)
Data not yet available