Silent after surgery: new study hunts for clues to mysterious speech loss in kids
NCT ID NCT02300766
First seen Jun 27, 2026 · Last updated Aug 13, 2026 · Updated 2 times
Summary
This study follows 1,000 children who have surgery for a brain tumor in the back part of the brain. Up to 1 in 4 of these children develop a condition called Cerebellar Mutism Syndrome, where they lose the ability to speak. Researchers want to understand why this happens and how to treat it better.
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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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Aalborg University Hospital
RECRUITINGAalborg, 9100, Denmark
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Aarhus University Hospital
RECRUITINGAarhus, 8000, Denmark
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Alder Hey Childrens NHS Foundation Trust
RECRUITINGLiverpool, United Kingdom
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Haukeland University Hospital
RECRUITINGBergen, Norway
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Helsinki University Central Hospital
RECRUITINGHelsinki, Finland
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Hospital of Lithuanian University of Health Sciences Kauno klinikos
RECRUITINGKaunas, Lithuania
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Karolinska University Hospital
RECRUITINGStockholm, Sweden
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Kuopio University Hospital
NOT_YET_RECRUITINGKuopio, Finland
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Linköping University Hospital
RECRUITINGLinköping, Sweden
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Medical University of Vienna
RECRUITINGVienna, Austria
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Motol University Hospital
RECRUITINGPrague, Czechia
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Odense University Hospital
RECRUITINGOdense, 5000, Denmark
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Oslo University Hospital
NOT_YET_RECRUITINGOslo, Norway
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Ospedale Pediatrico Bambino Gesù
RECRUITINGRome, Rome, 00165, Italy
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Oulu University Hospital
NOT_YET_RECRUITINGOulu, Finland
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Radboud University Nijmegen Medical Centre
RECRUITINGNijmegen, Gelderland, 6525, Netherlands
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Rigshospitalet
RECRUITINGCopenhagen, 2100, Denmark
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Sahlgrenska University Hospital
RECRUITINGGothenburg, Sweden
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Sant Joan de Déu Barcelona Hospital
RECRUITINGBarcelona, 08950, Spain
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Semmelweis University, 2nd Dept of Pediatrics
RECRUITINGBudapest, Hungary
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Skåne University Hospital
RECRUITINGSkåne, Sweden
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St. Olav's Hospital
RECRUITINGTrondheim, Norway
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Tampere University Hospital
NOT_YET_RECRUITINGTampere, Finland
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Turku University Hospital
NOT_YET_RECRUITINGTurku, Finland
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UMC Groningen
ACTIVE_NOT_RECRUITINGGroningen, Netherlands
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UMC Utrecht
RECRUITINGUtrecht, Netherlands
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University Hospital Leuven
RECRUITINGLeuven, Belgium
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University Hospital of North Norway
NOT_YET_RECRUITINGTromsø, Norway
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University Hospital of Umeå
RECRUITINGUmeå, Sweden
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University of Leipzig Medical Center
RECRUITINGLeipzig, Germany
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Universitätsklinikum Tübingen
RECRUITINGTübingen, 72076, Germany
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Uppsala University Hospital
RECRUITINGUppsala, Sweden