Single-Cell Sequencing Analysis of Radiation Pneumonitis Signals In Patients Treated For Cancer With Radiotherapy
This study aims to understand why some cancer patients develop lung inflammation, known as radiation pneumonitis, after radiotherapy. This inflammation can be serious and currently has limited treatment options. Researchers will take lung samples during routine investigations from patients who experience this side effect. They will use a new technique called single-cell sequencing, which helps identify individual cells and their activities within the lung. By carefully examining these cells, scientists hope to learn more about the underlying causes of radiation pneumonitis. This deeper understanding could lead to finding new and more effective ways to manage or prevent this difficult condition, ultimately improving care for people undergoing cancer treatment.
At a glance
What is this study about?
When people are treated for cancer with radiotherapy, especially for lung cancer, sometimes a side effect called radiation pneumonitis can occur. This is an inflammation of the lungs that can make it hard to breathe, cause coughing, and can sometimes be very serious, even life-threatening. Currently, treatments for this condition are quite limited and often don't work well.
This study is trying to understand exactly why some people develop this inflammation. If you are a patient who has had radiotherapy and then shows signs of radiation pneumonitis, and your doctors decide you need a procedure called a bronchoscopy to investigate your lungs, a small extra part of the sample taken during this procedure might be used for this research.
Researchers will use a new technology called 'single-cell sequencing.' Think of it like being able to look at every single tiny cell in the lung sample and see what it's doing, what genes are active, and how it's behaving. By getting this incredibly detailed view, the scientists hope to uncover the specific changes that happen in the lung when radiation pneumonitis develops. This knowledge is crucial because understanding the problem deeply is the first step towards finding better ways to treat it or even prevent it from happening.
Key takeaways
- Study aims to understand lung inflammation (radiation pneumonitis) after cancer radiotherapy.
- Uses a small lung sample from a routine bronchoscopy.
- A special lab test, single-cell sequencing, will look at individual cells.
- The goal is to find better future treatments for radiation pneumonitis.
- Your medical care is not affected by participating.
Who may be eligible?
To be considered for this study, you need to be at least 18 years old. You must have received radiotherapy to your chest area and be showing signs of radiation pneumonitis, such as breathlessness, cough, or chest discomfort, typically appearing one to four months after your radiotherapy.
It's important that you are generally well enough to have a bronchoscopy procedure, which is a common way for doctors to look into your lungs. This means you should be able to walk around, not need oxygen constantly, have good oxygen levels in your blood (over 92%), and be stable enough for the procedure. You also need to be able to lie flat comfortably without breathing difficulties and understand and agree to take part in the study.
There are also reasons why you might not be able to join. For example, if you've had problems with a bronchoscopy before or can't lie flat for it. If you need to be admitted to the hospital or rely on oxygen, or if you've tested positive for COVID-19 in the last six weeks, you wouldn't be able to take part.
Could this study suit you?
Answer these quick questions to see if you may be eligible. This is a guide only — the research team makes the final call.
- Are you 18 years or older?
- Have you had radiotherapy to your chest and now have symptoms like breathlessness or cough?
- Are you generally well enough for a bronchoscopy (e.g., not needing oxygen all the time, able to walk)?
- Are you able to lie flat for a medical procedure?
What does participation involve?
If you are eligible and agree to take part, the main part of your involvement happens during a planned bronchoscopy procedure. This procedure is already part of your usual care to investigate your lung condition. Instead of just sending the lung sample for routine tests, a small extra piece of it will be sent for the special single-cell sequencing research.
There are no extra hospital visits specifically for this study beyond what your medical team already plans for your care. You won't be given any new medications or treatments as part of the research. The study simply uses a sample that would otherwise have been collected. There isn't a specific follow-up period for the research as it focuses on analysing the sample. The total duration of your direct participation in terms of providing a sample is during your bronchoscopy.
Potential risks and benefits
Locations (3)
- Centre for Information Research, University of EdinburghVerified postcodeEdinburgh, United Kingdom· Not yet recruiting
- Henderson LabVerified postcodeEdinburgh, United Kingdom· Not yet recruiting
- Edinburgh Cancer CentreVerified postcodeEdinburgh, United Kingdom· Recruiting
Common questions
What is radiation pneumonitis?
It's an inflammation of the lungs that can happen after radiotherapy for cancer, causing symptoms like breathlessness and cough.
What is single-cell sequencing?
It's a special lab test that looks at individual cells in a sample to understand what they are doing, helping researchers learn about diseases.
Will this study give me new treatment?
No, this study is for research purposes only to understand the condition better. It won't involve new treatments for you personally.
Is the bronchoscopy part of the research?
The bronchoscopy is a medical procedure your doctor plans for you anyway. The study only uses a small sample from that procedure.
Will taking part affect my medical care?
No, whether you choose to take part or not will not affect the quality of your medical treatment or care in any way.
How to find out more
Always speak to your GP or specialist before deciding to take part in a study.
Interested in taking part?
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