Healthy control volunteers for studies of lung diseases
Collects health information and blood samples from healthy adults without breathing problems for comparison.
Plain-language title generated from the registry record
Registry title: Controls for Respiratory Diseases
Key facts
- Where
- Seoul, South KoreaSee the site
AI summary: who the study is looking for
From the trial's eligibility criteria. Machine-read from the registry text on this page, so it can be wrong. The registry text below and the trial team decide who can take part.
The trial is looking for adults who had a routine health check-up with a chest X-ray and have no significant breathing problems. They serve as controls for people with lung diseases.
- Age
- 19 to 90 years
- Sex
- Men and women
Main reasons for not taking part
- A significant abnormal finding on the chest X-ray
- Significant breathing symptoms reported
Read by machine on 12 November 2026.
Could this be for you?
Answer for yourself. This is not a decision: only the study team can say whether you can take part.
- Are you between 19 and 90 years old?
Source: NCT03120481, who can take part
Where in South Korea
- Seoul National University Healthcare System Gangnam CenterSeoul, South KoreaContact: Chang-Hoon Lee, M.D.Taking people
Questions to ask the study team
- How often do I need to come in, and for how long each time?
- Are travel costs paid?
- Can I keep my own doctor?
- What happens if I want to stop?
Contact the study team: see the registry record → Contacts and Locations
Print a page for my doctorTrial details
- Who runs it
- Seoul National University Hospital
- Trial code
- NCT03120481
- Record updated
- 19 April 2017
- Original description
This is the registry of control participants for patients with various respiratory diseases. We screened healthy volunteers who visited Seoul National Hospital Healthcare System Gangnam Center for routine health check-up, and enrolled patients who agree to participate in the study. The participants undergo baseline questionnaires, provide blood specimen and information of the results of health check-up. We will include participants as controls if they have no significant respiratory symptom and no significant radiographic abnormality. The data from this registry will be compared with those from other registry of various respiratory diseasesRead full original descriptionShow less
The Registry of Controls for Respiratory Diseases
This is the registry of control participants for patients with various respiratory diseases. We screened healthy volunteers who visited Seoul National Hospital Healthcare System Gangnam Center for routine health check-up, and enrolled patients who agree to participate in the study. The participants undergo baseline questionnaires, provide blood specimen and information of the results of health check-up. We will include participants as controls if they have no significant respiratory symptom and no significant radiographic abnormality. The data from this registry will be compared with those from other registry of various respiratory diseases
Inclusion: 19-90 years old male and female; underwent health check-up including chest radiography; obtained informed consent.
Exclusion: those who showed a significant abnormal finding of chest radiography; those who reported a significant respiratory symptoms.