The efficacy of CPAP with endobronchial ultrasonography using a guide sheath for peripheral pulmonary small lesions

The efficacy of CPAP with endobronchial ultrasonography using a guide sheath for peripheral pulmonary small lesions - The efficacy of CPAP with endobronchial ultrasonography using a guide sheath for peripheral pulmonary small lesions

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031599

Enrollment

Registered

2018-03-06

Start date

2018-04-16

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

peripheral pulmonary small lesions

Interventions

Tracheal intubation and using CPAP during examination with bronchoscope

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.The case that a document agreement by the free will of the person was provided on enough understanding after having received enough explanation on participating of this study 2.It is a case younger than 90 years 20 years old or older at the time of the agreement acquisition 3.Longer axis 2cm or less of the target lesion in the chest CT 4.The case that thin slice CT less than slice thickness 2mm is photographed in examination with bronchoscope precordial region CT

Exclusion criteria

Exclusion criteria: 1.The case with pneumothorax that is clear before inspection. 2.The case that is complicated with respiratory failure (PaO2 <60torr) 3.The case that blood pressure is less than 80mmHg by the vital measurement just before the examination with bronchoscope start. 4.In addition, the case that a study partaker judged to be inappropriate

Design outcomes

Primary

Measure	Time frame
diagnostic rate of biopsy against peripheral pulmonary small lesions less than 2cm, using the CPAP and endobronchial ultrasound with a guide sheath	—

Countries

Japan

Contacts

Public ContactTomoyuki Minezawa

Fujita Health University School of Medicine Department of Respiratory Medicine

minezawa@fujita-hu.ac.jp0562-93-9241

Outcome results

None listed

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