EUS-guided cutting biopsy using forward-viewing echoendoscope in the diagnosis of gastrointestinal subepithelial tumors

EUS-guided cutting biopsy using forward-viewing echoendoscope in the diagnosis of gastrointestinal subepithelial tumors - Cutting biopsy using forward-viewing echoendoscope

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000015364

Enrollment

Registered

2014-11-01

Start date

2015-01-01

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

gastrointestinal subepithelial tumor

Interventions

Mucosa and submucosa are cut using needle knife or hot biopsy. Biopsy is taken with biopsy forceps using forward-viewing echoendoscope. Wound is closed using endoclip.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: gastrointestinal subepithelial lesion, more than 1.5cm in tumor size

Exclusion criteria

Exclusion criteria: Cases with severe complications and lack of patients consent are excluded.

Design outcomes

Primary

Measure	Time frame
diagnostic yield	—

Secondary

Measure	Time frame
procedure time, sample size of spicemen, complication	—

Countries

Japan

Contacts

Public ContactIppei Matsuzaki

Nagoya University Graduate School of Medicine Department of Gastroenterology and Hepatology

imatsu@med.nagoya-u.ac.jp052-744-2172

Outcome results

None listed

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