UMIN ID: UMIN000000840
Registered date:01/10/2007
Randomized study of 21-gauge vs. 22-gauge endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) needles for sampling mediastinal and hilar lesions
Basic Information
| Recruitment status | Complete: follow-up complete |
|---|---|
| Health condition(s) or Problem(s) studied | Mediastinal or hilar lesions |
| Date of first enrollment | 2007/09/01 |
| Target sample size | 60 |
| Countries of recruitment | Japan |
| Study type | Interventional |
| Intervention(s) | EBUS-TBNA using 21-gauge needle EBUS-TBNA using 22-gauge needle |
Outcome(s)
| Primary Outcome | 1. Yields for adequate histologic specimen retrieval |
|---|---|
| Secondary Outcome | 1. Yields for adequate cytologic specimen sampling 2. Diagnostic yields 3. Frequency of adverse effects |
Key inclusion & exclusion criteria
| Age minimum | 20years-old |
|---|---|
| Age maximum | Not applicable |
| Gender | Male and Female |
| Include criteria | |
| Exclude criteria | 1. Patients with severe concomitant medical illness 2. Patients who were enrolled in other EBUS-TBNA studies 3. Bleeding tendency 4. Pregnant woman 5. Other clinical difficulties in this study |
Related Information
| Primary Sponsor | Nagoya Medical Center |
|---|---|
| Secondary Sponsor | |
| Source(s) of Monetary Support | None |
| Secondary ID(s) |
Contact
| public contact | |
| Name | Masahide Oki |
| Address | 4-1-1 Sannomaru, Naka-ku, Nagoya 460-0001, Japan Japan |
| Telephone | |
| Masahideo@aol.com | |
| Affiliation | Nagoya Medical Center Department of Respiratory Medicine |
| scientific contact | |
| Name | Masahide Oki |
| Address | 4-1-1 Sannomaru, Naka-ku, Nagoya 460-0001, Japan Japan |
| Telephone | 052-951-1111 |
| Affiliation | Nagoya Medical Center Department of Respiratory Medicine |