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Lakeview Neurorehabilitation Center Addressing Neuropsychological Challenges in Student Performance Gretchen Hunter, PhD Neuropsychology Resident March 17th, 2011 Overview Neuropsychological evaluation process for school-age children Common neurological disorders and cognitive processing deficits that affect student performance Evidenced-based interventions Neuropsychology A clinical neuropsychologist is a professional psychologist trained in the science of brain-behavior relationships. The clinical neuropsychologist specializes in the application of assessment and intervention principles based on the scientific study of human behavior across the lifespan as it relates to normal and abnormal functioning of the central nervous system. Pediatric neuropsychology applies this understanding within the developmental context of children, particularly those with neurodevelopmental disorders Neuropsychological Assessment The goal of the assessment is the generation of recommendations for habilitation, accomodations, or modifications Referrals come from parents, schools, pediatricians, neurologists, etc. Evaluation includes review of medical/educational records, interview, completion of rating scales, feedback about diagnosis/strengths/weaknesses Areas assessed include – Cognitive, sensory, language, learning and memory, visual-spatial and constructional areas, executive functions, academic achievement, and emotional/behavioral Measures Cognitive Language Bayley Scales of Infant Development Boston Naming Test Differential Ability Scales Comprehensive Test of Phonological Processing Kaufman Assessment Battery for Children Expressive and receptive vocabulary tests Ravens Standard Progressive Matrices Wechsler Intelligece Scale for Children (also preschool, adult, and nonverbal versions) Woodcock Johnson Tests of Cognitive Ability Measures Visual-spatial constructional Learning and Memory Beery Developmental Test of Visual Motor Integration California Verbal Learning Test Clock Face Drawing Test Rey-Osterreth Complex Figure Test Benton Visual Retention Test Children's Memory Scale Weschler Memory Scale Measures Attention Executive Function Continuous Performance Test Visual and verbal attention tasks Behavior Rating Inventory of Executive Function Category Test Motor Finger Tapping Test Delis-Kaplan Executive Function System Grip Strength Test NEPSY Grooved Pegboard Test Stroop Color Word Test Wide Range Assessment of Visual Motor Abilities Wisconsin Card Sorting Test Measures Academic Gray Oral Reading Test Emotional/behavioral functioning Kaufman Test of Educational Achievement Behavior Assessment System for Children Wechsler Individual Achievement Test Conners' Rating Scales Woodcock Johnson Tests of Achievement Minnesota Multiphasic Personality Inventory Personality Assessment Inventory Vineland Adaptive Behavior Scales Attention-Deficit/Hyperactivity Disorder Defined as a persistent pattern of inattention and/or hyperactivityimpulsivity that is more frequently displayed and more severe than is typically observed in individuals at a comparable level of development Symptoms must be present before age 7, symptoms must be seen in more than one setting, and must cause significant interference in everyday functioning Prevalence: 2-8% preschoolers, 5-10% children and adolescents, 4% of adults Strong genetic component Environmental factors: prenatal exposure to nicotine, exposure to lead during early childhood, complications surrounding pregnancy Neuropsychological deficits Preschool impulsivity, hyperactivity, emotional-regulation, noncompliance, inattention, difficulty with interpersonal relationships Childhood executive function, sustained attention, distractibility, high reactivity, hyperactivity, impulsivity, emotionalregulation, noncompliance, poor peer relations, academic underachievement Adolescence/adulthood executive function disorganization planning academic underachievement sustained attention poor peer relations emotional immaturity irritability negative self-perceptions aggression sensation-seeking behaviors increased risk for substance abuse and antisocial Interventions Evidence-based Inconclusive/Ineffective Stimulant medications (e.g., Ritalin, Electroencephalogram biofeedback Concerta, Adderall) Traditional counseling approaches (e.g., individual counseling, play Behavioral parent training therapy, cognitive therapy) Medication plus behavioral Academic interventions (e.g., peer Behavioral classroom tutoring, computer assisted management/classroom instruction) modifications Dietary modifications (e.g., elimination Behavioral-focused treatment of refined sugar, Feingold diet) (social skills training) Learning disabilities Identified by: • discrepancy between intellectual functioning and academic achievement • a pattern of strengths and weaknesses • or a lack of response to intervention Reading, mathematics, written expression Genetic and environment causes Reading Disability Deficits can include: – Phonological awareness – Automaticity of retrieval – Processing speed – Motor skills – Language – Memory – Word recognition – Reading comprehension – Listening comprehension Evidence-based practice for Reading Disabilities Phonemic awareness Explicit phonics instruction Decoding Orton-Gillingham DISSECT: Word identification strategy Lindamood-Bell Reading Paired reading Earobics Word building Alphabetic skills Stepping Stones to Reading Ladders to Literacy Daisy Quest Vocabulary/comprehension Story mapping Strategy instruction Reciprocal teaching Graphosyllabic analysis Fluency Peer Assisted Learning Strategies in Reading (PALS) Oral repeated reading Math disability Deficits: – Language • – Visual-spatial • – reading arithmetic signs, copying problems, placement of numbers in columns Learning and memory • – understanding directions in word problems Recall of facts or procedures, visual-short term memory Executive function • Omission or addition of a step in the procedure, sequencing steps, understanding mathematical ideas and concepts, shifting between one operation and another, repetition of same number Evidenced-based practice for Math Disability Early math skills Middle school math Mathematics Recovery Cognitive Tutor Alegbra I Number Worlds Program Copy-Cover-Compare Round the Rug Math I CAN Learn Pre-Algebra and Algebra Building Blocks Metacognitive strategies Computation Saxon Middle School Math Sequential direct instruction The Expert Mathematician Use of manipulatives University of Chicago School Mathematics Project Mnemonic strategies Self-monitoring and performance feedback FAST-DRAW Reciprocal peer tutoring Autism Spectrum Disorders Defined by deficits in social interaction, language and communication difficulties, and restricted or repetitive behavior patterns 4 to 6 per 1,000 Unknown etiology, thought to include both genetic and environmental influences Theory of mind – Unable to understand the mental states of others Weak central coherence theory – Difficulty processing information, switching from details to general concepts Neuropsychological Deficits Global decreased cognitive Learning and memory functioning with 40 to 60% Rote memory intact, deficits in below the average range (can working memory range from mental retardation to superior intellect) Processing speed Language Comprehension, expressive skills, prosody, pragmatics Visual-spatial Difficulty with motor components, speed of processing, or memory involved Executive function Disinhibition, perseveration, impaired flexibility Neuropsychological deficits Emotional/behavioral Imitation Face recognition Facial memory Facial discrimination Empathy, perspective taking Restricted interests, selfstimulating or self-injurious behaviors Attention Hypervigilant and unable to shift attention Motor function Perseverative or repetitive behaviors, graphomotor difficulties Perceptual sensory functioning Increased sensitivity Evidence-based Interventions Comprehensive Treatment and Education of Autistic and Related Communication Handicapped Children (TEACCH) program Learning Experiences and Alternative Program (LEAP) University of Colorado Health Science Center (UCHSC) Communication Discrete trial training Adult-directed teaching Stereotypic behavior Pivotal response treatment Differential reinforcement Social Interaction Social stories Video modeling Peer-mediated training Self-monitoring Problem behaviors Incidental teaching Positive behavior support Functional communication training Risperdal Picture Exchange Communication System (PECS) Inconclusive or Ineffective Facilitated communication Social skills training (generic) Inclusive education Punishment/overcorrection Diet (gluetin or casein-free, nutritional supplements) Auditory integration training Sensory integration training Haldol, Prozac, Ritalin, Concerta, Strattera Traumatic Brain Injury Penetrating/open Object penetrates the skull (gunshot wound) Focal injury, damage to surrounding tissue Complications due to infection and hemorrhage Closed Brain undergoes acceleration/deceleration Coup/countercoup injury, shearing of tissue, diffuse axonal injury, swelling and pressure, miscroscopic lesions Wide range of neuropsychological deficits 20,000 children have persisting disabilities from TBIs each year in US Highest incidence is for males, age 15-24 Motor vehicle accidents, sports injury, falls, violence Traumatic Brain Injury Mild 85-90% Limited or no loss of consciousness, headaches, dizziness, fatigue 7-30% experience persistent symptoms Difficulties with social relationships, daily functions, emotional functioning, and academic performance Moderate to Severe 10% Intracranial bleeding and hemorrhage, skull fractures, edema (swelling), calcification (accumulation of calcium at sites of neuronal degeneration) can obstruct blood flow Impacts speech, motor function, cognitive functions Neuropsychological deficits Cognition Attention and Executive function Lower than controls Sustained attention Verbal is intact Vigilance Nonverbal and Processing speed impaired Planning Memory and Learning Inhibition Metacognitive skills Rate of learning Behavioral regulation Amount of acquired information Set-shifting Retrieval Recognition Working memory Academic achievement Across domains depending on severity and type of injury Neuropsychological deficits Language Psychosocial/behavioral Expressive and receptive Changes in personality Recognizing the intentions of others Agitation Detecting sarcasm and humor Impulsivity Understanding nonliteral aspects of story Hyperactivity Summarizing a story Irritability Interpreting metaphors Word decoding speed Reading comprehension Emotional lability Aggression Anxiety Depression Conduct problems Low self-esteem Frustration over loss of skills Withdrawal from others Evidence-based Intervention Family-centered rehabilitation (i.e., family members involved in planning and providing treatment) Attention remediations programs (e.g., Amsterdam Memory and Training Program for Children) Educational or informational interventions (e.g., providing information to client/family about to facilitate understanding of TBI) Metacognitive Strategy Instruction Ritalin, Concerta General behavioral interventions Functional analysis of behavior Operant conditioning approaches Contingency management systems Positive behavior supports Epilepsy Seizure: sudden brief attack of motor, cognitive, sensory, or autonomic disturbances that are caused by abnormal and excessive neuronal activity in the brain Epilepsy: Experience at least 2 unprovoked seizures (e.g., tumor, head injury, infection) 5% of all children experience a seizure, 25% of those develop epilepsy, Seizure types: generalized, localization-related, or undetermined Ictal: seizure period itself, may last from 1 sec to 20-30 minutes Postictal: period following a seizure Etiology Genetics, traumatic brain injury, environmental factors Epilepsy Generalized seizures Loss of consciousness, rigidity with extension of extremities, rhythmic contractions Aura (abdominal discomfort, irritability, dizziness) Complex partial seizures Altered consciousness, changes in mood, cognition, memory, or behavior Aura (sense of deja-vu or olfactory hallucinations) Temporal lobe epilepsy: Associated with fear and rage, dissociative symptoms (period of confusion, impaired memory, distorted sense of time), automatisms (lip smacking, repetitive motor movements Absence seizures Momentary lapses of attention, automatisms, head drooping, eyelid flickering Neuropsychological deficits Cognition Age of onset, seizure control, duration of disorder, seizure type As a group don't differ from healthy controls Deficits tend to be specific rather than global Language Associated with temporal lobe epilepsy Visual-spatial usually spared except for myoclonic or absence seizures Learning and memory Verbal and nonverbal memory Short-term and long-term memory Processing speed Executive function Cognitive flexibility and dishinibition Attention Motor skills Gross and fine motor skills Oromotor skills and articulation Academic achievement Neuropsychological deficits Emotional/behavioral Unclear if social stigma, neuropsychological functioning, or interaction is responsible for difficulties Social immaturity, poor social skills Emotional lability Anxiety Depression Negative self-esteem Academic Achievement Greater risk than other children for demonstrating learning disabilities Unclear how related (caused by underlying brain dysfunction, damage from seizures) Evidence of lower academic expectations by teachers Chronic absences from school More impairment in children with generalized seizures Temporal lobe epilepsy associated with lower scores in reading speed and comprehension Evidence-based Intervention Antiepileptic drugs can have adverse effects Surgery Must fail on AEDs, can have adverse effects Prednisone For cryptogenic epilepsies (LandauKleffner, Lennox-Gastuat syndrome) Vagus nerve stimulation Ketogenic diet High in fats, low in carbs Strict diet, need to monitored Biofeedback Improved seizure control Progressive relaxation strategies Control for refractory seizures Ritalin, Concerta, Strattera Attention problems Childhood Cancer 1 in 300 children under the age of 16 Most common types include: leukemias, brain and other nervous system tumors, lymphomas (lymph node), bone cancers, soft tissue sarcomas, kidney cancers, eye cancers, and adrenal gland cancers Genetic and environmental causes have been identified: males more frequent, family history of cancer, cured meat in the maternal diet during pregnancy, pesticides, radiation 60-90% survive for 5 or more years Treatment effects can cause cognitive decline Direct and intravenous injection of neurotoxins Radiation Chemotherapy Surgery Neuropsychological deficits Cognition Not impaired initially but gradually declines Nonverbal reasoning may be affected Language Vocabulary and comprehension spared Naming fluency/retrieval impacted Visual-spatial Usually impacted Processing speed Learning and memory Short-term, working, verbal and nonverbal memory affected Recognition skills tend to be intact Attention Selective and sustained impacted Executive functions Sequencing, fluid abilities, problem solving, and flexibility impacted Evidence-based Interventions Stimulant medications Cognitive Remediation Program Attention Process Training in combination with brain injury rehabilitation Social skills training Cognitive-behavioral therapy in a family systems context More effective if provide parents with intervention Teen Outreach Program Survivor Health and Resilience Education Surviving Cancer Competently Intervention Program Response-shift therapy Reframing what is “normal” to improve perceived quality of life Specific Language Impairment Developmental disorder defined by unexplained delayed language learning in children with normal global intellectual functioning, hearing acuity, and exposure 3 to 15% of children, often co-occurs with other disorders Genetic influences Environmental factors Anoxia, perinatal infection, low birth weight, multiple ear infections Specific Language Impairment Types of language disorders: Dysarthria: coordination of musclulature of mouth Paraphasia: production of unintended syllables, words, or phrases (i.e., pike instead of pipe) Aphasia: difficulty articulating, comprehending speech, naming, or repetition Aprosodia: disorder of prosody, rhythm, emotional expression Auditory processing disorder: deficits in recognizing patterns or attaching meaning to auditory signals despite normal hearing Neuropsychological Deficits Verbal abilities Language function verbal fluency, prosody, pragmatics Visual-spatial mental rotation tasks Learning and memory Working memory, verbal memory, visual-spatial memory Processing speed Motor function Fine and gross motor skills Achievement Learning disability Emotional/behavioral Attention deficits, conduct disorder, internalizing disorders, aggression Executive function Metacognition, planning, problem solving, self-regulation, setshifting, inhibition Evidence-based Interventions Phonological awareness Reading Explicit instruction Fast ForWord Parent-child shared reading Phonemic awareness or phonological processing training Computer-based phonological awareness training Parent training Hybrid language intervention Mental imagery training