Asthma
Conditions
Interventions
Observation group:None
Sponsors
Shanghai General Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1. Participants must voluntarily participate in this study, comply with the study regulations, understand and adhere to the required examinations, follow the prescribed medication dosage and follow-up schedule, and voluntarily provide written informed consent. 2. Participants must be aged >=18 years and 0.7. 5. Complete blood count must show no significant abnormalities other than eosinophils, and chest CT must show no significant abnormalities. 6. Bronchodilator reversibility test must be positive. 7. Women of childbearing potential must use effective contraception during the trial period.
Exclusion criteria
Exclusion criteria: 1. Inability to cooperate with asthma diagnostic tests or other reasons preventing effective cooperation. 2. Respiratory infection symptoms within the past 8 weeks. 3. Current use of ACEI, ARB, or beta-blockers. 4. History of other definite chronic respiratory diseases such as COPD or interstitial pneumonia; presence of severe systemic comorbidities (e.g., cardiovascular, metabolic, immune, neurological, urinary, or hematological diseases). 5. History of alcohol abuse or narcotic drug abuse, or psychiatric history, antagonistic personality, ill motives, paranoia, or other emotional or intellectual issues that may impair the validity of informed consent for study participation. 6. Current smokers or those who quit smoking less than 6 months ago; or those who quit smoking for 6 weeks but have a smoking history exceeding 10 pack-years. 7. Retrospective cohort: Severe missing clinical or imaging data, rendering the information inadequate for analysis.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Lung function; | — |
Countries
China
Contacts
Public ContactXue Zhang
Shanghai General Hospital
Outcome results
None listed