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Mucociliary clearance, in which mucus secretions are cleared from the breathing airways, is
the primary defense mechanism for the lungs. Inhaled particles, including microbes that can
cause infections, are normally entrapped in mucus on the airway surfaces and then cleared
out by the coordinated action of tiny hair-like structures called cilia. Individuals with
primary c...
Location: The Hospital for Sick Children
Status: Active, not recruiting
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Healthy volunteers and patients with diseases that involve problems clearing mucus from the
lungs will be examined and tested to better understand the reasons for recurring lung
infections in these patients and to try to develop better ways to diagnose and treat them.
The study will also try to identify the genes responsible for these diseases.
Healthy volunteers 18 yea...
Location: National Institutes of Health Clinical Center, ...
Status: Recruiting
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OBJECTIVES:
I. Characterize the clinical presentation of patients with primary ciliary dyskinesia.
II. Identify the genetic mutations associated with this disease.
Location: University of North Carolina School of Medicine
Status: Completed
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This study will examine genetic material obtained from blood and tissue samples of patients
with congenital heart disease (CHD) and heterotaxy (an abnormality in the left-right
positioning of organs in the body, also called situs inversus) to gain a better
understanding of these disorders and of a lung disease called primary ciliary dyskinesia
(PCD). CHD is prevalent in ...
Location: Childrens National Medical Center
Status: Recruiting
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Mucociliary clearance, in which mucus secretions are cleared from the breathing airways, is
the primary defense mechanism for the lungs. Inhaled particles, including microbes that can
cause infections, are normally entrapped in mucus on the airway surfaces and then cleared
out by the coordinated action of tiny hair-like structures called cilia. Individuals with
primary c...
Location: Stanford University
Status: Recruiting
» Read more
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The objective of this study is to compare the lower airways inflammatory response to
infection/pulmonary exacerbation among children known to have Primary Ciliary Dyskinesia
(PCD) with children known to have Cystic Fibrosis (CF) as measured by the presence of
inflammatory mediators in expectorated/induced sputum.
Location: The Hospital for Sick Children
Status: Recruiting
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The fraction of exhaled nitric oxide (FeNO) in expired air is a reliable measure of airway
inflammation and has been used as a marker in asthma and other respiratory illnesses such as
primary ciliary dyskinesia, bronchopulmonary dysplasia (BPD), liver cirrhosis, chronic
obstructive pulmonary disease (COPD), cystic fibrosis (CF). Although, some exquisite bench
research ex...
Location: Winthrop University Hospital
Status: Recruiting
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Exercise induced bronchospasm (EIB), also known as exercise induced asthma (EIA) is a
transient obstruction to airflow triggered by exertion.
It is now a well known identity, center of discussion in recent years, particularly in the
athletes' world. It is more common in asthmatic individuals (regardless of severity of
disease), but it is also seen in otherwise healthy s...
Location: Winthrop University Hospital
Status: Not yet recruiting
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Background: in various pediatric pulmonary diseases such as asthma, cystic fibrosis or
bronchopulmonary dysplasia an increased inflammation is present. Measuring this inflammation
is often hardly possible and requires invasive techniques such as bronchoscopy.
With the use of exhaled breath condensate (EBC) or exhaled breath (EB) analysis it is
possible to measure the in...
Location: Maastricht University Medical Centre, Pediatric...
Status: Recruiting
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The purpose of this study is to determine whether patients with primary ciliary dyskinesia
(PCD) have reduced or absent otolith function.The otolith system is a specific part of the
inner ear vestibular (balance) system that detects linear movement.
Location: Charing Cross Hospital
Status: Not yet recruiting
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