Bone Microarchitecture at the Radius: a Pilot Comparison Between Children With Cystic Fibrosis an… (NCT01331980) | Clinical Trial Compass
CompletedNot Applicable
Bone Microarchitecture at the Radius: a Pilot Comparison Between Children With Cystic Fibrosis and Healthy Controls
United States39 participantsStarted 2011-01
Plain-language summary
Cystic fibrosis (CF) affects an estimated 30,000 people in the United States and is caused by a mutation in the gene encoding a protein called CF transmembrane regulator (CFTR). The hallmarks of CF are recurrent pulmonary exacerbations and declining pulmonary function. However, there are other problems in CF that affect both health and quality of life. These include CF related diabetes, liver disease, and bone disease. The median age of survival for patients with CF has been increasing steadily and is currently more than 37 years. With this improvement in life expectancy, it has become increasingly important to address the long-term complications of CF.
Currently, patients with CF are evaluated annually for bone disease with dual X-ray absorptiometry (DXA), and screening usually starts at age 12. However, this may not be sufficient to detect early bone changes that may impact fracture risk. Furthermore, bone disease in children may manifest earlier than adolescence, which would suggest that screening should start at an earlier age in these vulnerable patients. The following study is therefore proposed to examine the potential role of peripheral quantitative computed tomography (pQCT) as a screening approach for bone disease in children with CF. The investigators expect to find bone problems by pQCT but not DXA.
Who can participate
Age range
6 Years – 12 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Inclusion Criteria:
* Diagnosis of CF by sweat test and/or genotyping for CF subjects (for CF group only)
* 6-12 years of age at time of study visit
* Body mass index of at least the 3rd percentile
* Tanner stage 1
Exclusion Criteria:
* Body mass index (BMI) greater than the 95th percentile
* Recent fracture (within the past 6 months)
* Lung transplant recipient
* Current pulmonary exacerbation or current infection
* History of bisphosphonate or growth hormone therapy (in the past 5 years)
* Glucocorticoid therapy within the past 6 months
* Severe pulmonary dysfunction (forced expiratory volume in 1 second \< 40% predicted) if subjects are performing spirometry
* Concomitant disease known to cause bone disease (e.g. chronic kidney disease, CF-related diabetes)
* Inability or unwillingness of individual or legal guardian/representative to give written informed consent
Questions worth asking your doctor
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
1Based on my diagnosis and history, is this trial worth exploring for me — or is there a standard treatment we should try first?
2What does this trial's phase tell us about how much is already known about its safety and benefit?
3What would taking part actually involve for me — visits, tests, time, and travel?
4What are the known and possible risks or side effects I should weigh, and how would they be monitored?
5If this trial isn't the right fit, what other options or trials would you suggest I look into?
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
Questions for the trial coordinator
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
1What does taking part actually involve week to week — how many visits, where, and how long does each one take?
2What costs are covered by the study, and what might I have to pay for myself, including travel, parking, or time off work?
3What happens during screening, and what happens if the study team confirms I don't meet the criteria after those tests?
4Who pays for the scans, blood work, and other tests the trial requires — the study, my insurance, or me?
5How will being in the trial affect my regular care, and will my own doctor stay informed and involved?
6Can I leave the trial at any point if I change my mind, and what would happen to my care if I do?
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.