The efficacy of EUS-FNA with wet suction technique (WEST) for auto immune pancreatitis

The efficacy of EUS-FNA with wet suction technique (WEST) for auto immune pancreatitis - The efficacy of EUS-FNA with WEST for AIP

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000019768

Enrollment

Registered

2015-11-12

Start date

2015-11-12

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

Autoimmune pancreatitis (AIP) type 1

Interventions

Needles of EUS-FNA were flushed with saline solution.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: AIP patients older than 20 years with elevated serum IgG4

Exclusion criteria

Exclusion criteria: 1. AIP patients without elevated serum IgG4. 2. AIP patients who have already been performed steroid therapy. 3. EUS-FNA is impossible (cannot insert the scope, profound bleeding risk, etc) 4. Patients who cannot stop antithorombotic drugs for EUS-FNA. 5. Patients who don't agree with informed consent.

Design outcomes

Primary

Measure	Time frame
The diagnosability of 4 items described for LPSP in Internal consensus diagnostic criteria	—

Secondary

Measure	Time frame
1.The number of IgG4 positive plasma cells in a high power field 2.Complications 3.The number of needle passes for sampling 4.The number needle passes 5.Whether can take sufficient quantitiy for immunostaining or not	—

Countries

Japan

Contacts

Public ContactMitsuru Sugimoto

Fukushima Medical University, School of Medicine Department of Gastroenterology

kita335@fmu.ac.jp024-547-1202

Outcome results

None listed

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