UNILATERAL SPATIAL INATTENTION (NEGLECT) GENERAL CHARACTERISTICS

Involuntary failure, or reduced ability to attend or respond to meaningful sensory stimuli presented in the affected hemi-field As opposed to a hemianopsia, it is not caused by a defect in the Geniculo-Striate pathway May or may not be accompanied by hemiplegia and homonymous hemianopsia UNILATERAL SPATIAL INATTENTION (NEGLECT) Usually the result of a right parietal lobe lesion, but it can occur as a result of damage in many other areas of the cortex Stroke is the most common cause M h i i t t t ll l ec an sm s no o a y c ear May affect Personal Space (body image), Peri-Personal Space (within arms reach) or Extra Personal Space (outside of arms reach) Neglect may be complete or relative stimulus/intensity -dependant UNILATERAL SPATIAL INATTENTION (NEGLECT) C titi ompe ve process Sometimes may only occur with simultaneous presentation ( ti ti h)ex nc on p enomenon May present with any combination of visual, auditory or tactile stimuli More devastating, but also more remediable than a visual field defect The presence of neglect more than 3 months post stroke is a major predictor of Activities for Daily Living (ADL) abilitie