The effect of virtual chromoendoscopy on improving the visibility of gastric neoplasm

An exploratory study to evaluate the effectiveness of machine learning-based virtual chromoendoscopy in improving gastric neoplasms visibility

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs032240564

Enrollment

Registered

2024-12-17

Start date

2024-12-17

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Stomach Neoplasms Gastric cancer, early gastric cancer, gastric neoplasm, gastric adenoma

Interventions

Evaluating the gastric lesions by virtual chromoendoscopy and conventional white light before endoscopic treatment

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Gastric neoplasia will undergo endoscopic treatment 2) Aged 20-90 years 3) Performance Status (ECOG) 0, 1, or 2 4) Written informed consent

Exclusion criteria

Exclusion criteria: 1) A history of gastric surgery 2) Severe co-morbidities 3) Lack of informed consent

Design outcomes

Primary

Measure	Time frame
Visibility score of gastric neoplasm	—

Secondary

Measure	Time frame
Visibility score of gastric neoplasm by lesion characteristics, observation distance, gastric mucosa atrophy, Helicobacter pylori status, endoscopy system, or physician. Visibility score of gastric neoplasm by virtual and real chromoendoscopy.	—

Contacts

Public ContactSho Suzuki

International University of Health and Welfare Ichikawa Hospital

sho-suzuki@iuhw.ac.jp+81-47-375-1111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Sep 19, 2026