A prospective study of endoscopic diagnosis through the submucosal tunnel for gastrointestinal submucosal tumors

A prospective study of endoscopic diagnosis through the submucosal tunnel for gastrointestinal submucosal tumors - Endoscopically visualized imaging of gastrointestinal submucosal tumor

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020831

Enrollment

Registered

2016-02-03

Start date

2013-06-18

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

gastrointestinal submucosal tumors including subepithelial tumors

Interventions

Submucosal tunneling biopsy (STB), which offers sufficient specimens of submucosal tumor (SMT) without contamination under direct vision

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: tumors which appear in the submucosa

Exclusion criteria

Exclusion criteria: tumors which do not appear in the submucosa or extraluminally growing tumors by endosonography and computed tomography

Design outcomes

Primary

Measure	Time frame
The concordant rate between endoscopic visual diagnosis according to our proposed classification of submucosal tumors and the histological final diagnosis	—

Secondary

Measure	Time frame
1.The rate of endoscopic visualization via submucosal tunnel of submucosal tumors 2.The validity of the classification of submucosal tumors 3.Adverse events	—

Countries

Japan

Contacts

Public ContactHideki Kobara

Faculty of Medicine, Kagawa University Investigator

kobara@med.kagawa-u.ac.jp+81878985111

Outcome results

None listed

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