Analysis the relationship of carbon monoxide in exhaled breath and non-small cell lung cancer

Analysis the relationship of carbon monoxide in exhaled breath and non-small cell lung cancer - Analysis the relationship of carbon monoxide in exhaled breath and non-small cell lung cancer

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031490

Enrollment

Registered

2018-05-01

Start date

2018-06-22

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

Non-small cell lung cancer

Interventions

Measurement of expiratory carbon monoxide

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Patients diagnosed pathologically as non-small cell lung carcinoma 2) Non smoking or former-smoking patients 3) Non-passive smoker 4) Patients without coexistence of other respiratory diseases 5) Patients without active infectious disease 6) Patients who can measure breath carbon monoxide concentration 7) After receiving sufficient explanation for the participation of this study, patients who obtained document consent by the patient's free will with sufficient understanding

Exclusion criteria

Exclusion criteria: 1) Patients who are not diagnosed pathologically as non-small cell lung carcinoma 2) Current smoker 3) Passive smoker 4) Patients with complications of other malignant diseases 5) Patients with complications of other respiratory diseases 6) Patients with Active infectious disease 7) Patients who are deemed inappropriate as research subjects by research staff

Design outcomes

Primary

Measure	Time frame
Exhaled carbon monoxide concentration in non-smoking or former-smoking non-small cell lung cancer patients	—

Countries

Japan

Contacts

Public ContactKazuya Nishii

Okayama University Hospital Department of Allergy and Respiratory Medicine

p98x94kg@s.okayama-u.ac.jp086-235-7227

Outcome results

None listed

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