A prospective validation study of diagnostic yield of EUS-FNB estimated by stereomicroscopic visible white core length

A prospective validation study of diagnostic yield of EUS-FNB estimated by stereomicroscopic visible white core length - A prospective validation study of diagnostic yield of EUS-FNB estimated by stereomicroscopic visible white core length

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000039176

Enrollment

Registered

2020-02-01

Start date

2020-02-15

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

Pancreatic cancer

Interventions

Endoscopic ultrasound-guided biopsy using a 22-gauge biopsy needle (If there is no stereomicroscopic visible white core exceeding 11mm, perform additional puncture up to 5 times.)

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. providing written informed consent, and age =or >20 2. patients with pancreatic cancer suspected 3. unresectable or borderline resectable

Exclusion criteria

Exclusion criteria: 1. patients with mental disorder 2. patients whose participation in the trial was judged to be inappropriate by the investigator

Design outcomes

Primary

Measure	Time frame
sensitivity of pathological diagnosis using cut-off value	—

Countries

Japan

Contacts

Public ContactMasafumi Watanabe

Kitasato University School of Medicine Department of Gastroenterology

m.wata@kitasato-u.ac.jp042-778-8111

Outcome results

None listed

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