None listed
Conditions
Interventions
None listed
Sponsors
Eligibility
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
| Measure | Time frame |
|---|---|
| To compare the hydrogen sulfide levels in various respiratory diseases. | — |
Secondary
| Measure | Time 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
Fukushima Medical Univercity, School of Medicine Department of Pulmonary Medicine