Prospective study to develop optimal range of lymph node dissection for duodenal tumor

Prospective study to develop optimal range of lymph node dissection for duodenal tumor - Prospective study to develop optimal range of lymph node dissection for duodenal tumor

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000042682

Enrollment

Registered

2020-12-21

Start date

2020-12-25

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

duodenal tumor

Interventions

Local injection of ICG to duodenal submucosa

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Diagnosed with deep submucosa primary non-ampullary duodenal tumor in preoperative radiography 2. Tumor limited to duodenum, no transmission to other organs 3. No specific limitations in terms of sample cells in biopsy 4. Implementation of surgery for duodenal tumor 5. 20 years old or older 6. Written informed consent to this study

Exclusion criteria

Exclusion criteria: 1. Pregnant with drug allergy history to (iodine, ICG) or asthma history 2. Tumor is at duodenal papilla 3. Indications for endoscopic treatment where the tumor is found remaining in the mucosa by preoperative radiography 4. Evaluated not to be appropriate for inclusion by attending physician 5. When the subject refuses to participate in this study after enrolling

Design outcomes

Primary

Measure	Time frame
Range of lymphatic flow visualized by ICG during duodenectomy	—

Countries

Japan

Contacts

Public ContactSatoru Matsuda

Keio University School of Medicine Department of Surgery

s.matsuda.a8@keio.jp0333531211

Outcome results

None listed

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