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Diagnostic value of confocal laser endomicroscopy for Helicobacter pylori infection in subjects with negative urea breath test

Diagnostic value of confocal laser endomicroscopy for Helicobacter pylori infection in subjects with negative urea breath test

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300072417
Enrollment
Unknown
Registered
2023-06-13
Start date
2023-07-01
Completion date
Unknown
Last updated
2023-06-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Helicobacter pylori infection

Interventions

Gold Standard:Both mucosal biopsy histopathology and rapid urease tests are positive

Sponsors

Union Hospital Tongji Medical College Huazhong University of Science and Technology
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Plan to perform CLE examination; 2. Hp infection-related symptoms or diseases; 3. 13C/14C urea breath test has been completed in the last 3 months; 4. At least 18 years old; 5. Agree to participate in the clinical trial and sign the informed consent form.

Exclusion criteria

Exclusion criteria: 1. Have received HP-related treatment or used antibiotics in the last 3 months; 2. Known history of allergy to luciferin sodium or severe drug allergy; 3. Have coagulation dysfunction or are using anticoagulant drugs; 4. Acute gastrointestinal bleeding, other malignant tumors and serious systemic diseases; 5. Pregnant and lactating women; 6. Unable to complete the study due to mental illness or other reasons; 7. The researchers considered other factors unsuitable for the study.

Design outcomes

Primary

MeasureTime frame
Diagnostic efficacy of pCLE qualitative diagnostic criteria for Hp infection (sensitivity, specificity, positive predictive value, negative predictive value, etc.);

Secondary

MeasureTime frame
Detection rate of Hp infection in UBT negative subjects in pCLE real-time qualitative diagnosis and targeted biopsy under pCLE;Difference in detection rate between targeted biopsy under pCLE and conventional biopsy under white light endoscope in UBT negative subjects;

Countries

China

Contacts

Public ContactJie Chen

Union Hospital Tongji Medical College Huazhong University of Science and Technology

jiechen07@yahoo.com+86 159 2711 3166

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026