Factors Related to Diagnostic Yield of Transbronchial Biopsy in Peripheral Pulmonary Lesions

Factors Related to Diagnostic Yield of Transbronchial Biopsy in Peripheral Pulmonary Lesions - Factors Related to Diagnostic Yield of Transbronchial Biopsy in Peripheral Pulmonary Lesions

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000014059

Enrollment

200

Registered

2014-05-26

Start date

2014-05-26

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

Peripheral pulmonary lesions

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.Small malignant peripheral pulmonary lesions of 30 mm>= 2.Not visible by bronchoscopy 3.20 or more than 20 years of age 4.Patients who underwent both CT and FDG-PET 5.SpO2 90 or more than 90% 6.Written informed consent

Exclusion criteria

Exclusion criteria: 1.Visible by bronchoscopy 2.Less than 20 years of age 3.Pregnancy 4.Severe complication

Design outcomes

Primary

Measure	Time frame
Diagnostic yeild of transbronchial biopsy	—

Secondary

Measure	Time frame
Correlation between diagnostic yield and findings of CT and FDG-PET (lesion diameter, location of lesion, CT findings, relationship between the lesions and the bronchial tree, bronchial generation of VBN, and SUVmax of FDG-PET).	—

Countries

Japan

Contacts

Public ContactYukihiro Umeda

University of Fukui Third Department of Internal Medicine

umeda@u-fukui.ac.jp0776-61-3111

Outcome results