The effectiveness of 19G FNA and 22G FNB needle for diagnosing lymphadenopathy

The effectiveness of 19G FNA and 22G FNB needle for diagnosing lymphadenopathy - The effectiveness of 19G FNA and 22G FNB needle for diagnosing lymphadenopathy

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000060120

Enrollment

200

Registered

2026-01-01

Start date

2025-11-16

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

mediastinal or abdominal lymphadenopathy

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: >17-years-old EUS-FNA performed cases with mediastinal or abdominal lymphadenopathy using 19G FNA or 22G FNB needle

Exclusion criteria

Exclusion criteria: Use of needles other than the 19-gauge FNA needle or 22-gauge FNB needle inability to provide informed consent The patients who are otherwise judged by the investigator to be ineligible to participate in the study.

Design outcomes

Primary

Measure	Time frame
Diagnostic accuracy of each puncture needle for lymphadenopathy	—

Secondary

Measure	Time frame
Diagnostic sensitivity of malignant lymphoma for each needle (including 7AAD analysis and G-Band) Adverse events	—

Countries

Japan

Contacts

Public ContactMitsuru Okuno

Matsunami General Hospital Gastroenterology

mkobdkl@yahoo.co.jp0583880111

Outcome results