UNCC300 Lecture 1: Week 1
16 Jan 2019
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Document Summary
Stroke definition: stroke risk factors, pathophysiology of stroke, blood supply of the brain. Differences in impairment presentations between lesions of the dominant and non-dominant hemispheres. Stroke: previously called cerebrovascular accident (cva, most common cause of disability in adults, 420,000 australians are now living with stroke, 2/3 of survivors have a disability, 128,290 survivors under 65, 1 in 6 australians will have a stroke. Older age, hypertension, diabetes mellitis, increased blood lipid levels, obesity, smoking, family history, male gender ccc. Vision impairment: hemianopia: loss of visual field on the side of the hemiplegia, quadrantanopia: loss of a quadrant of the visual field, loss of conjugate gaze. Speech/ language impairment: aphasia/ dysphasia- difficulty with the spoken word, receptive, expressive, global (both) Perceptual impairment: non-motor: difficulty processing and interpreting sensory information, includes: neglect, agnosia. Cognitive impairment: non-motor: inability to process, sort, retrieve and interpret information (cognitive) Includes problems with: problem solving, motivation, planning, organisation, attention, memory. Brain uses 20% of body"s o2 requirements.
