Visual competition for saccade target selection in the recovered field of hemianopia patients following visual restoration therapy.

Visual competition for saccade target selection in the recovered field of hemianopia patients following visual restoration therapy. - Visual competition after visual restoration therapy

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

NL-OMON

Registry ID

NL-OMON41770

Enrollment

Registered

2015-02-18

Start date

2015-06-02

Completion date

Unknown

Last updated

2024-04-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

cortical blindness Hemianopia

Interventions

None listed

Eligibility

Age

18 Years to 99 Years

Inclusion criteria

Inclusion criteria: - Age 18 - 75 year. - Patients with visual field defects as consequence of post-chiasmatic cerebro-vascular accident. - Patients with a detectable recovered visual field due to the visual restoration therapy. (registration number: NL38477.091.11 en NL42031.091.13). - Signed permission to be contacted for follow-up studies (registration number: NL38477.091.11 en NL42031.091.13. - Signed informed consent of the patient.

Exclusion criteria

Exclusion criteria: - Presence of visual neglect (tested with character line bisection). - Presence of neurological or psychiatric impairments. - Visual correction, depending on the sort of glasses. - Recurrent stroke during or after the visual restorative therapy. - No (partial) recovery of the field defect following training

Design outcomes

Primary

Measure	Time frame
- Performance on a computer-based task testing saccade selection measured with Eyelink II eye-tracker (SR Research Ltd., Mississauga Ontario, Canada)	—

Secondary

Measure	Time frame
n.v.t	—

Countries

Netherlands

Outcome results