Multicenter prospective study to validate the optimal number of punctures based on the results by stereomicroscopic on-site evaluation in EUS-TA for upper gastrointestinal subepithelial lesions.

Multicenter prospective study to validate the optimal number of punctures based on the results by stereomicroscopic on-site evaluation in EUS-TA for upper gastrointestinal subepithelial lesions. - Multicenter prospective study to validate the optimal number of punctures based on the results by stereomicroscopic on-site evaluation in EUS-TA for upper gastrointestinal subepithelial lesions.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000054748

Enrollment

Registered

2024-07-10

Start date

2024-07-10

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

Upper gastrointestinal subepithelial lesion

Interventions

Perform EUS-TA with 22gauge biopsy needle and finish the puncture based on results by SOSE

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Upper gastrointestinal subepithelial lesions diameter =or >20mm(detected by EUS or CT) 2. Providing written informed consent, and age =or >18 3. Patient required EUS-TA for pathological diagnosis

Exclusion criteria

Exclusion criteria: 1. bleeding disorders 2. severe mental disorders 3. patients whose participation in the trial was judged to be inappropriate by the investigator

Design outcomes

Primary

Measure	Time frame
Diagnostic sensitivity when puncture finished based on results by SOSE	—

Countries

Japan

Contacts

Public ContactMasafumi Watanabe

Kitasato University School of Medicine Department of Gastroenterology

m.wata@kitasato-u.ac.jp81-42-778-8111

Outcome results

None listed

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