Rare bone disease under the microscope: new study tracks diagnosis delays
NCT ID NCT05596539
First seen Jan 04, 2026 · Last updated Apr 29, 2026 · Updated 19 times
Summary
This study follows 130 adults with hypophosphatasia, a rare bone disease, to see how long it takes to get diagnosed and what symptoms appear first. Researchers will also look at non-bone symptoms like joint calcifications. No treatments are tested—only information is collected from regular doctor visits.
Disclaimer
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This is a summary of
the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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CHU Lille
RECRUITINGLille, 59000, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
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CHU Nice
RECRUITINGNice, France
Contact
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CHU Poitiers
RECRUITINGPoitiers, 86000, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
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CHU Rennes
RECRUITINGRennes, 35000, France
Contact
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CHU Saint-Etienne
RECRUITINGSaint-Priest-en-Jarez, 42270, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
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CHU de Bordeaux- Hôpital Pellegrin Place Amélia Raba Léon - 12è étage - Rhumatologie -
NOT_YET_RECRUITINGBordeaux, France, 33076, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
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CHU de Toulouse
RECRUITINGToulouse, 31059, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
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Cochin Hospital
RECRUITINGParis, 75014, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
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Hospices Civils de Lyon
NOT_YET_RECRUITINGLyon, 69003, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
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Lariboisière Hospital
RECRUITINGParis, 75010, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
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Les hôpitaux universitaires de Strasbourg
RECRUITINGStrasbourg, 67200, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Conditions
Explore the condition pages connected to this study.