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Study identifier: NCT07313904 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

Effects of Environmental Fungal Exposure on Bronchial Asthma, ABPA and Bronchiectasis

Condition: Environmental Exposure · Asthma · Bronchiectasis  ·  Sponsor: First Affiliated Hospital of Ningbo University

PhaseN/A
Planned participants125
Who can joinAll sexes, 18 Years to 80 Years
Healthy volunteersYes

About this study

This study is a prospective, observational study of patients aged 18-80 years with clinical diagnosis of bronchial asthma, allergic bronchopulmonary aspergillosis (ABPA), bronchiectasis and healthy subjects. Among them, the bronchial asthma group will be divided into asthma control group, asthma partial control group and asthma uncontrolled group according to the GINA asthma control classification. Record the baseline information of the subjects in detail, including basic information, disease course, smoking, previous acute attacks and hospitalizations, long-term medication, etc. (including the frequency, dose and duration of ICS use, antifungal drug type, dose, duration of use, and course of treatment), and evaluate and record environmental factors (such as indoor).Humidity, temperature, ventilation, pet keeping, plant planting, etc.) and other lifestyle factors that may affect disease control and fungal exposure. The patient's disease status was assessed using questionnaire scores. Sputum samples were taken at the time of enrollment.Set (asthma ABPA group uses sputum induction), pulmonary function test and bronchodilator test, FeNO measurement (asthma ABPA group only), blood routine test, Aspergillus-specific IgE and IgG detection, total immunoglobulin IgE, allergen detection, etc. Dust was collected indoors (bedrooms), outdoor (balconies) and on the surface of air conditioners or fans (if applicable) in the subject's living environment, and environmental data such as ambi…

This description comes directly from the study's public registry record.

Talk to the study team

Chao Cao  ·  +86-0574-87089878  ·  caocdoctor@163.com

Shiyi He  ·  +86-0574-87089878  ·  shiyihii@163.com

Always discuss trial participation with your own doctor first.

Locations (1)

The First Affiliated Hospital of Ningbo University, Ningbo, Zhejiang RecruitingNingbo, Zhejiang, ChinaRecruiting

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Source record: clinicaltrials.gov/study/NCT07313904