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NCT06902363Not yet recruiting

Sweat Testing in Infants: Comparing Sweat Collection on Upper Vs Lower Limbs

Sweat Testing in Infants: a Comparative Study Investigating the Collection of Sweat on the Upper Limbs Compared to the Lower Limbs

Source: ClinicalTrials.gov · Last updated 30 Mar 2025 · Not updated for over 12 months - ask the site whether it is still open

Brief summary (registry, in English)

The goal of this study is to compare the rate of Quantity Not Sufficient (QNS) during sweat collection in infants under 6 months of age, using the Macroduct Advanced device for sweat testing. The main question it aims to answer is: Does sweat collection from the thigh (lower limb) reduce the QNS rate compared to the forearm (upper limb) in infants? Do chloride concentration levels differ between sweat collected from the forearm and thigh in the same infants?

Status (registry)
Not yet recruiting
Study type
Interventional
Enrollment
20 (estimated)
First submitted
24 Mar 2025
Start date
30 Mar 2025
Primary completion date
1 Aug 2025
Lead sponsor
Universitair Ziekenhuis Brussel
NCT number
NCT06902363

What you commit to

  • Study type: Interventional
  • Planned participants: 20
  • From 30 Mar 2025 to the primary completion date, 1 Aug 2025
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • use of systemic corticosteroids

Other

  • chromosome abnormalities
  • metabolic abnormalities
  • cardiopathies
  • eczema
  • important skin lesions on the limbs
  • critically ill patients (for example hemodynamically unstable)

Who the study is looking for

  • minimal 3,000 kg
  • after a positive newborn screening (NBS) test. During this test, newborns are screened for rare diseases including CF. In case of a positive NBS test for CF, a sweat test is routinely performed to confirm or withdraw the diagnosis.
  • after clinical assessment for CF, with ST as diagnostic step
  • siblings of patients with CF in order to exclude CF
  • CF patients who are willing to participate
  • Healthy infants, born at the maternity unit of UZ Brussel, of which parents are willing to participate

Age in the registry: 10 days to 6 months · Sex: All · Accepts healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
UZ Brussel
Coordinator of this site? Confirm its status
JetteBelgiumUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.