Longitudinal observational study to explore roles of inpitartory and expiratory CT scans in COPD patients

Longitudinal observational study to explore roles of inpitartory and expiratory CT scans in COPD patients - Roles of inspiratory and expiratory CT scans in COPD

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000028387

Enrollment

200

Registered

2017-08-01

Start date

2017-09-01

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

COPD

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: fullfill diagnosis of COPD

Exclusion criteria

Exclusion criteria: a history of lung surgery or malignancy

Design outcomes

Primary

Measure	Time frame
To assess if there are correlations between long-term (up to 6 years) changes in emphysema and small airway disease assessed by inspiratory and expiratory CT scans and clinical deteriolaton in patients with COPD.	—

Secondary

Measure	Time frame
To test correlations between structural abnormality assessed by CT scans and clnical conditions at study enrollment	—

Countries

Japan

Contacts

Public ContactNaoya Tanabe

Kyoto University Hospital Respiratory medicine

ntana@kuhp.kyoto-u.ac.jp075-751-3830

Outcome results