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The role of hydrogen sulfide (H2S) as a marker of diagnosis and control in respiratory diseases

The role of hydrogen sulfide (H2S) as a marker of diagnosis and control in respiratory diseases - Relationship between hydrogen sulfide and respiratory diseases

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000010509
Enrollment
400
Registered
2013-06-11
Start date
2013-06-11
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

None listed

Interventions

None listed

Sponsors

Department of Pulmonary Medicine, Fukushima Medical University, School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with respiratory diseases shown below at the outpatient clinc or in the hospital of Fukushima Medical University. - Bronchial asthma - Chronic obstructive pulmonary disease - Interstitial pneumonia - Bacterial pneumoina - Lung tuberculosis In addition, healthy volunteer with or without smoking

Exclusion criteria

Exclusion criteria: 1. Patients with an indefinite diagnosis 2. Patients having severe complications 3. Pregnant women or breast feeding women 4. Patients who are unable to give informed consent 5. Inappropriate patients judged by respiratory physicians

Design outcomes

Primary

MeasureTime frame
To compare the hydrogen sulfide levels in various respiratory diseases.

Secondary

MeasureTime frame
1. To investigate the relationships between hydrogen sulfide levels and other conventional parameters such as pulmonary function, fractional exhaled nitric oxide (FeNO), St Georges Repiratory Questionnaire (SGRQ), and inflammatory cells in sputum. 2. To evaluate the relationships between the time course of hydrogen sulfide levels, severity and state of respiratory diseases.

Countries

Japan

Contacts

Public ContactJunpei Saito

Fukushima Medical Univercity, School of Medicine Department of Pulmonary Medicine

pulmo@fmu.ac.jp024-548-2111

Outcome results

None listed

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