tDCS Associated to Blindsight Rehabilitation for the Treatment of Homonymous Hemianopsia

Launched by UNIVERSITY OF MILANO BICOCCA · Nov 3, 2016

Keywords

ClinConnect Summary

The study design is a crossover AB BA. Treatment A consist in a cycle of blindsight training associated to tDCS, Treatment B consist in a a cycle of blindsight training alone.

During the blindsight training, the patient is asked to maintain central fixation and is exposed to visual stimuli in his blind hemifield. The patient task is detection and/or discrimination of stimuli.

During each session the patient is subjected to around 700 different stimuli variously associated in space and/or time.

One out of two blindsight training cycles is associated to tDCS treatment. Anodal tDCS is appli...

Gender

ALL

Eligibility criteria

• Inclusion Criteria:
• • The subject is able to give his informed consent
• • Stroke
• • Hemianopsia brain damage documented by means of TAC or RMN
• • Hemianopsia diagnosed by means automated visual field and Neurological Evaluation
• • Time from lesion at least six months
• • normal or corrected-to-normal visual acuity
• Exclusion Criteria:
• • Presence of Ophthalmologic neuropsychologic or psychiatric pathology
• • Global cognitive deficit,
• • Presence of other neurological pathology
• • Presence of cardiac peacemaker
• • Presence metallic or electronic items in the head or in the body
• • Story/familiarity of epilepsy, taking medications that can induce epileptic crisis
• • Severe heart disease
• • History of high alcohol consumption
• • Pregnancy