Phase II study to determine the optimal number of aspirates during endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) for the diagnosis of sarcoidosis

Phase II study to determine the optimal number of aspirates during endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) for the diagnosis of sarcoidosis - Optimal number of aspirates during EBUS-TBNA for the diagnosis of sarcoidosis

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000009753

Enrollment

Registered

2013-01-11

Start date

2013-01-11

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

Sarcoidosis

Interventions

EBUS-TBNA for the diagnosis of sarcoidosis

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients with suspected stage I/II sarcoidosis based on clinicoradiological pictures who have hilar-mediastinal nodes 10 mm or greater in short-axis diameter on CT 2. 20 years or older 3. Informed consent

Exclusion criteria

Exclusion criteria: 1. Serious concomitant medical illness 2. SPO2<90% with supplemental oxygen 3. Obvious bleeding tendency 4. Pregnancy 5. Other presumed difficulties for patients in this study

Design outcomes

Secondary

Measure	Time frame
1. Diagnostic yield 2. Frequency of adverse effects	—

Primary

Measure	Time frame
1. The number of aspirates needed to optimize the diagnostic yield	—

Countries

Japan

Contacts

Public ContactMasahide Oki

Nagoya Medical Center Department of Respiratory Medicine

052-951-1111

Outcome results

None listed

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