Indocyanine Green fluorescence imaging for accurate intraoperative detection of early gastric cancer

Indocyanine Green (ICG) fluorescence imaging for accurate intraoperative detection of early gastric cancer - Indocyanine Green (ICG) fluorescence imaging for accurate intraoperative detection of early gastric cancer

Status

Recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs041180133

Enrollment

150

Registered

2019-03-26

Start date

2016-02-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Early gastric cancer or esophagogastric junction adenocarcinoma Early gastric cancer or esophagogastric junction adenocarcinoma

Interventions

Injection of ICG to the mucosal layer of stomach or esophagus

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. patients who are histologically proven gastric adenocarcinoma or esophagogastric junction adenocarcinoma 2. patients who are diagnosed clinical T1 according to the 14th edition of Japanese Classification of Gastric Carcinoma 3. patients who receive informed consent

Exclusion criteria

Exclusion criteria: 1. patients who have allergy to ICG 2. patients who have allergy to iodine 3. patients who are judged to be ineligible for subject by resercher

Design outcomes

Primary

Measure	Time frame
Differences in length between preoperatively-determined and actual surgical margins	—

Secondary

Measure	Time frame
Detection rate of ICG during gastrectomy, size of visualized ICG, morbidity of preoperative upper endoscopy, prevalence of adverse effects of ICG injection, operative time, intraoperative estimated blood loss, pathological findings (e.g. tumor depth, proximal and distal margin), postoperative morbidity rate, frequency of additional resection	—

Contacts

Public ContactChie Tanaka

Nagoya University Hospital

chtanaka@med.nagoya-u.ac.jp+81-52-744-2249

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026