Why do they bleed? dutch study seeks answers for mystery bleeding disorder
NCT ID NCT07454161
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study aims to understand why some people have unexplained bleeding that standard tests cannot diagnose. Researchers will study blood samples and ask participants about their symptoms and quality of life. The goal is to find the causes of this bleeding disorder and improve care for those affected. About 500 people in the Netherlands will take part.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Amsterdam University Medical Center
NOT_YET_RECRUITINGAmsterdam, North Holland, 1105 AZ, Netherlands
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Erasmus Medisch Centrum
NOT_YET_RECRUITINGRotterdam, South Holland, 3015 GD, Netherlands
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Leiden University Medical Center
NOT_YET_RECRUITINGLeiden, South Holland, 2333 ZA, Netherlands
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Maastricht University Medical Center
RECRUITINGMaastricht, Limburg, 6228 HX, Netherlands
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Maxima Medical Center
NOT_YET_RECRUITINGVeldhoven, North Brabant, 5504 DB, Netherlands
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Radboud University Medical Center
NOT_YET_RECRUITINGNijmegen, Gelderland, 6525 GA, Netherlands
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University Medical Center Groningen
NOT_YET_RECRUITINGGroningen, Provincie Groningen, 971 GZ, Netherlands
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University Medical Center Utrecht
NOT_YET_RECRUITINGUtrecht, Utrecht, 3584 CX, Netherlands
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