- Shayla Haynes
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Signs/Characteristics
- • Inability to do simple tasks
- • difficulty in initiating/completing a task
- • difficulty in switching from one task to the next
- • diminished capacity to locate visually or to identify objects necessary for task completion
- • inability to follow simple one step instructions, despite apparently good comprehension
- • may make the same mistakes over and over
- • activities may take an extremely long time to complete or they may be done impulsively
- • may hesitate many times, appeared distracted & frustrated, & exhibit poor planning
- • frequently inattentive to one side of the body & extrapersonal space, & may deny the presence or existence of their disability
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Cognitive Deficits
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Attention Disorders
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4 Types of Attention
- Sustained
- Focused/Selective
- Alternating
- Divided
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Memory Disorders
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Levels of Memory
- Immediate Recall
- STM
- LTM
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Higher-Order Cognition Deficits
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Executive functions
- Volition
- Planning
- Purposive Action
- Effective Performance
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Perception Deficits
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Body Scheme/body image disorders
- Unilateral neglect
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Somatoagnosia
- Inability to ID/orient one's body parts or others'
- Right-Left Discrimination
- Finger Agnosia
- Anosognosia
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Spatial Relation Disorders
- Difficulty perceiving relationship between self & 2+ objects
- Figure-Ground Discrimination
- Form Discrimination
- Spatial Relations
- Position in Space
- Topographic Disorientation
- Depth and Distance Perception
- Vertical Disorientation
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Agnosias
- Can't recognize object w/1 sensory but can with other sensory
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Apraxia
- Impairment of voluntary skilled learned movement
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Ideomotor Apraxia
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Disconnect between idea of movement & its motor execution
- can't move on command but can move automatically
- Buccofacial Apraxia
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Ideational Apraxia
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Failure in the conceptualization of the task
- can't move on command or automatically; doesn't know how to do it
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Standardized Tests
- MOS
- SF-36
- TOM
- COPM
- RNL
- FIM
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Intervention/Treatment
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Retraining/Transfer-of-Training Approach
- skills learned from one task can generalize to others; the transfer of training approach
- Remediation of underlying skills the pt. lost &it can generalize to other skills
- approach is based on: a disruption in one brain region can have a neg impact on brain functioning as a whole
- practice in one task w/particular cognitive or perceptual reqs will enhance performance in other tasks w/similar perceptual demands
- retraining cognitive and perceptual processes for generalizability/transfer of learning to occur
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Sensory Integrative Approach
- adaptive responses influence the way the brain organizes & processes sensation-->enhanced learning ability
- By offering opportunities for controlled sensory input, the PT can affect normal CNS processing oof sensory info & thus elicit specific desired motor responses
- The performance of these adaptive responses, in turn, influences the way in which the brain organizes & processes sensation, thus enhancing the ability to learn
- ie: rubbing or icing to provide sensory input, resistance & WB to impart proprioceptive input
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Neurofunctional Approach
- Retraining Real World Skills
- Have to Do the task exactly how the pt would do b/c generalizability isn’t possible/believed
If pt used to walk down stairs carrying a bag while talking on the phone, u have to rehab doing exactly that
- says transfer of learning doesn't occur and thus must practice every activity in its true context in order to recover fnx
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Rehabilitative/Compensatory (Functional) Approach
- most widely used in treating perceptual deficits
- says that pts w/brain trauma will have difficulty generalizing & learning from dissimilar tasks. Direct repetitive practice of specific functional skills that are impaired is an efficient means of enhancing pt's independence in those specific activities
- ie: Pt w/difficulty in depth & distance perception who is unable to navigate a flight of stairs would be made aware of deficit, provided with external cues to compensate & would repetitively practice adapted techniques for safe stairclimbing. The more closely the therapeutic practice situation resembles home situation, the less generalizing is required & the more success the patient is likely to have when returning home
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in this a functional approach, therapy is viewed as learning process that takes into consideration the unique strengths & limitations of the individual patient. Is composed of 2 complementary components:
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Compensation
- ie Pt w/ visual field cut, PT should explain and make patient aware of deficiency/visual problem; patient should then be shown how to turn the head to compensate for the deficit of only seeing half of the environment. Can incorp scanning as well
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Adaptation
- alteration of the environment
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Cognitive Approach
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Training to structure & organize info & carryover to functional activities
- ie: using multi environments in which to carry out training activity to enhance transfer of learning; analyzing characteristics of task to establish criteria to determine a transfer of learning and that took place; providing training to make the patient aware of abilities, the level of difficulty of task, & promote self-examination of performance; relating new information or skills to previously learned ones
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Quadraphonic Approach
- is an interactive rehab approach that provides a holistic perspective for the management of stroke, TBI, brain tumors, CP, & other neurological disorders
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Uses both a micro & macro perspective for evaluation & treatment
- Macro: mgmt guidelines of fnxal performance & real life occupations
- Micro: mgmt guidelines of performance components/subskills that incld attn, visual perception, memory, motor planning, postural control & prob solving
- Eval & tx incorps 4 theories: Information Processing; Teaching/Learning; Neurodevelopment; Biomechanical
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KR vs KP
- KR-Correct outcome Attained?
- KP-How task accomplished?
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Memory Retraining
- Remedial Approach
- Compensatory Approach