Status:
NOT_YET_RECRUITING
Improving Awareness for Spatial Neglect With tDCS
Lead Sponsor:
University of Geneva, Switzerland
Collaborating Sponsors:
University Hospital, Geneva
Conditions:
Stroke
Anosognosia
Eligibility:
All Genders
20-85 years
Phase:
NA
Brief Summary
Brain-damaged patients can show severe neurological and cognitive deficits, and yet often remain strikingly unaware of these symptoms: this condition is called anosognosia. The aim of this study is to...
Detailed Description
The aim of this study is to improve awareness in right-brain-damaged patients with USN following stroke using transcranial direct current stimulation (tDCS). tDCS is a neuromodulatory technique that d...
Eligibility Criteria
Inclusion
- First stroke affecting the right-hemisphere
- Presence of USN, as assessed by a standard neuropsychological evaluation
- Structural images of the brain lesion available (magnetic resonance or tomographic scans)
- Criteria for electrical brain stimulation
- Good (or corrected) visual acuity
- High proficiency in French
- Right-handed
Exclusion
- Presence of general cognitive deficits and/or suspicious of possible cognitive deficits
- Presence of difficulty in task's comprehension
- Impossibility to sustain a research session of at least 45minutes (e.g., attentional lability)
- Precedent additional neurological disorder and/or current or precedent psychiatric disease
- Presence of one or more exclusion criteria for the electrical brain stimulation 18, as following:
- Presence (or suspected presence) of metal in the brain or skull or body (except titanium) (e.g. splinters, fragments, clips, etc.) Presence of cochlear implants, implanted neuro-stimulator (e.g., DBS, epidural/subdural, VNS), cardiac pacemaker, medication infusion device, spinal or ventricular derivations Presence of epilepsy (participant and/or the close family) and/or precedent epileptic seizures (participant) Presence of a fainting spell or syncope, due to neurological diseases (not consider syncope during blood sampling or after being in a warm environment or after emotionally stressful events) Presence of a severe (i.e., followed by loss of consciousness) head trauma Presence of hearing problems or ringing in your ears (e.g. tinnitus) Current treatment under psychoactive (e.g. antidepressants, tranquilizers) or antiepileptic medications Chronic headache For women: you are pregnant or there is any chance that you might be.
Key Trial Info
Start Date :
December 1 2026
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
January 1 2027
Estimated Enrollment :
12 Patients enrolled
Trial Details
Trial ID
NCT04845529
Start Date
December 1 2026
End Date
January 1 2027
Last Update
May 30 2025
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