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Mead- Differntial Diagnosis
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Graduate
12/02/2008

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Term
Etiologies of Clefts
Definition
-Genetic disorders
-Chromosomal aberrations
-Teratogenically induced disorders
-Mechanically induced abnormalities
Term
Normal velopharyngeal function
Definition
-closes off nasal cavity during speech
-important for pressure sensative sounds & normal resonance
-closure is accomplished by action of the velum, lateral pharyngeal walls, & posterior pharyngeal walls
Term
Velopharyngeal dysfunction (VPD)
Definition
-failure of the velum, the lateral pharyngeal walls, & posterior pharyngeal walls to achieve complete closure during oral tasks
-allows for leakage of air & sound energy into the nasal cavity during oral speech
-you can hear VPD during the sounds /s/ & /u/
Term
Causes od Velopharyngeal Dysfunction (VPD)
Definition
-Anatomical/structural defects (insufficiency): cleft palate, submucous cleft palate, short velum, deep pharynx, irregular adenoid, & enlarged tonsils
-physiological/functional defects (incompetence): poor muscle function, paralysis, neuromuscular disorders
-Other causes (mislearning): learned behaviors, convo disorder, stress-induced inadaquacy, hearing loss, abnormal posterior or nasal artic, phoneme-specific nasal air emission
Term
Effects of VPD on Resonance & Artic
Definition
-hypernasality
-audible nasal air emission
-weak pressure consonants
-shorter utterance length
-compensatory artic errors
Term
Assessment of speech disorders associated w/ VPD
Definition
-resonance (hyper/hyponasal, nsasal emission/turbulance, connected speech w/ oral, nasal, high & low pressure sounds)
-artic (place, manner, compensatory behaviors, single words & spontaneous speech)
Term
Techniques for assessing VPD
Definition
-auditory detection (listening tubes, straws)
-tactile detection (feelings sides of nose for turbulance)
-visual detection (mirror for nasal emission)
*also monitor hearing acuity/middle ear infections
Term
Assessment of the velopharyngeal mech
Definition
-nasometer
-aerodynamics
-fiberoptic nasopharyngoscope
-videofluoroscopy/lateral cephalographs
Term
To improve artic movement w/ cleft palate/VPD
Definition
-eliminate compensatory errors, improve velo function, & decrease perception of nasality (target voiceless sounds, use visual cues, van ripers, nasal occlusion)
Term
Improve oral pressure/airflow, reduce nsal emissions, & increase oral resonance for cleft palate & vpd
Definition
-auditory feedback (listening tubes, straws, stethoscope)
-tactile feedback (feel nose)
-visual feedback (nasometer)
-increase artic effort (wider mouth opening, overartic, loudness)
-increase awareness of aiflow (negative pract & description of excersizes)
Term
Culteral biases & prejudices
Definition
-be aware of them
-do not let them affect your clinical impressions & decisions
Term
Examples of differing social customs & beliefs
Definition
-views of disabilities, intervention, women, familial authority, individual achievement, names & titles, discomfort w/ questions, practices
Term
ethnography
Definition
-understand a culture from an insiders perspective w/o interjecting personal judgements or biases
Term
dialect
Definition
-variations in grammatical form & phonologic rules that are adhered to by identifiable groups of people
Term
six normal patterns of 2nd lang acquisition
Definition
-interference/transfer
-fossilization
-interlanguage
-silent period
-code switching
-lang loss
Term
two levels of lang proficiency
Definition
1) BICS (basic interpersonal communication skills): 2 yrs
2) CALP (cognitive academic language proficiency) 5-7 yrs
Term
authentic assessment
Definition
-allows for evaluation of the client's behavior in a real-life setting
-assessment material can be tailored to reflect the client's culture
Term
Planning & administering eval for cultural diverse clients (steps)
Definition
-culturally appropriate assessment materials, test in dominant lang & english, collect multiple spch samples, use narrative assessment, focus on client's ability to learn, be prepared to modify, consult w/ other professionals, an interpreter, & be sensative when mtg w/ client & caregiver
Term
indicators of a comm disorder
Definition
-nonverbal lang are inappropriate, fails to express basic needs, fails to initiate verbal interaction, etc.
Term
BIC process
Definition
when working w/ an interpretor: briefing, interaction, debriefing
Term
AAC
Definition
an area of clinical practice that attempts to compensate (temp or perm) for the impairment & disability patterns of individuals w/ severe expressive comm dis
Term
augment
Definition
supplement existing speech
Term
alternative
Definition
replaces speech that is not functional
Term
AAC is an integrated group of 4 components
Definition
-symbols
-aids
-techniques
-strategies
Term
aided & unaided AAC
Definition
-unaided: nonverbal (ASL)
-aided: comm boards that stand for what the individual wants to express
Term
AAC devices
Definition
-PEAT
-Cue Cards
-iCommunicator (deaf, hearing impaired)
-My Tobii P10 (high level spinal injuries: uses eyes as a mouse)
-Eyemax
-Lightwriter (keyboard): laryngectomies, head injury
Term
Determining the most appropriate AAC system
Definition
-determine the client's proficiency in accessing the AAC system, the client's progress, & the client's desire & willingness to use the AAC
Term
ASD can be diagnosed at what age
Definition
24 months
Term
5 types of ASD
Definition
-autism -asperger's -childhood disintegrative disorder -rett -pervasisve developmental disorder not otherwise specified
Term
ASD boy to girl ratio
Definition
4:1
Term
autism
Definition
-comm impairment
-repetitive patterns of behavior
-delayed/abnormal functioning in one of the following: social interaction, lang in social comm, & symbolic play before age 3
Term
asperger's syndrome
Definition
-high functioning autism
-normal lang & cog development
-normal adaptive behaviors
-impairment of social interaction
-repetitive patterns
Term
childhood disintegrative disorder
Definition
-noraml development for their first 2 years,. then lose their acquired skills
Term
rett syndrome
Definition
-more common in females
-normale dev first 5-48 months of age
-progressive deterioration: deceleration of head circumference, hand wringing, poor motor coord (walking) & speech/lang disorder
Term
pervasive developmental disorder not otherwise specified
Definition
display behavior characteristics of ASD, but do not meet criteria for the disorders in the spectrum
Term
characteristics of autism
Definition
-range in low to high functioning
-left hemi function difficulties
-not curious/explorative
-does not cope well with changes
-egocentric
-does not reciprocate affection
-hyersensative hearing, unusual sensory perceptions, diff rec faces
-normal gross motor
-fine motor delays
-repetive movements
Term
suggestions for environmental manipulation (autism)
Definition
-have a client assemble a basic puzzle, spin a top, and give to client, place a desirable object out of reach, "pretend" games, show people with different emotions & ask what the people are feeling
Term
causes of abnormal resonance
Definition
-structural abnormalities, an obstruction in one of the three cavities, VPD
Term
hypernasality is due to...
Definition
-nasal cavity is not adaquately seperated from the oral cavity during speech (velopharyngeal incompetence)
-during vowels & consonants
Term
nasal emission is hear during which consonants
Definition
-pressure consonants (plosives, fricatives, affricates) & nasal consonants
Term
hyponasal
Definition
-sounds like you are talking with a stuffy nose
-too little resonance on nasal & velar consonants
-usually due to a blockage in nasal cavity (enlarged adenoids)
-may be neuromuscular (improper timing of velum)
Term
assimilation nasality
Definition
when voiced sounds that precede or follow a nasal consonant are also nasalized
Term
eval of resonance disorders
Definition
connected speech sample- best
Term
straw test
Definition
-hypernasality: sound is heard loudly (vowels or voiced plosives)
-nasal air emission: air heard loudly (oral consonants)
-hyponasality: not much sound heard on nasal consonants
Term
a/z pathology
Definition
-longest /s/ over longest /z/
-reduced durations: possible respitory insufficiency
-1:2 ratio or higher: laryngeal pathology
Term
Templin Darly four sections
Definition
-diagnostic
-screening
-IOWA pressure artic test
-velopharyngeal mech (pressure consonants: p,b,d,s)
Term
evals for resonance
Definition
-counting 60-100
-mirror test
-speech ass
-artic ass
-oral mech
-nasometric
-nasophyngoscopy
Term
causes of dysphasia
Definition
-strokes, spinal cord injury, tbi, head & neck cancers, vocal fold paralysis, conditions of upper aerodigestive tract, prematurity, cleft lip/palate
Term
swallow- 4 stage process
Definition
1) oral prep stage
2) oral phase
3) pharyngeal phase
4) esophageal phase
Term
trial swallows
Definition
-thin liqu, thick liqu, pureed foods, ground foods, chopped solids, regular solids
Term
suspect dysphasia if:
Definition
food falls out of mouth, food is pushed out of mouth, struggle while chewing, unable to form bolus, pocketing food, residual food, excessive tongue movement, nasal regurgitation, cough, choke, wet voice
Term
dysphagia swallowing tubes
Definition
-chewy tubes, finger feeder, mini haberman feeder
Term
treatment for dysphasia
Definition
-drugs, head position, muscle strengthening exercises, new ways to cook food, thermal stimulation, neuromuscular electrical stim
Term
steps in assessment (laryngect..)
Definition
-case review
-preoperative assess. (set goals & inform)
-postop assess. (discuss comm options)
-onging assess.(dynamic)
Term
a psychometric test
Definition
-a standardized procedure for measuring sensativity/memory/intelligence/aptitude/personality
-construction of instruments & procedures for measurement
-development/refinement of theoretical approaches to measurement
Term
adaquacy of a test
Definition
-equal to requirement
-validity & reliability determine adaquacy
Term
validity
Definition
-tests what it is supposed to test (the purpose for which the test is used)
Term
construct validity
Definition
-does it measure what it is intended to measure
Term
construct validity
Definition
-does it measure what it is intended to measure
Term
content validity
Definition
the test must be comprised of appropriate items
Term
criterion related validity
Definition
-concurrent: how does the test measure up to another test that is measuring the same thing
-predictive: can the score estimate future preformance
Term
reliability
Definition
stars: split-half, test-retest, alternate form, rater (intra & inter)
Term
norm ref'd tests
Definition
-developed by giving items to a large sample that is representative of the intended pop
-probs: wrong test used, reliability, & clinician expertise
Term
criterion ref'd tests
Definition
-compares an indvidual's score to an agreed set criteria or standard
Term
mean
Definition
-most frequently used central tendency on formal tests
-most assessments use 100
Term
avg scores
Definition
standard score: 100
percentile: 50
z score: 0 (corresponds to st. dev)
t score: 50
stanine: 4.5
Term
variance
Definition
-numerical index describing the dispersion of set scores around the mean of distribution
Term
normal curve
Definition
there will be a tendancy for most of the scores to fall around an avg value, while some scores will be scattered toward very high or very low values
Term
age equivalent scores
Definition
have been suggested to be the least useful... lead to misinterpretations
Term
standard error of measurement
Definition
an estimat eof error (the standard deviation that would be obtained if the person took the same test many times)
Term
confidence interval
Definition
a range of scores that has a high probability of including the examinee's true score (the person's true score can be found 68, 90, 95% of the time, etc.)
Term
true positive
Definition
accurately identify a disorder
Term
false positive
Definition
people who are normal, fail
Term
false negative
Definition
people who have a disorder, pass
Term
true negative
Definition
people who do not have a disorder, pass
Term
sensativity
Definition
true positive/(true positive + false neg)
i.e. people who were found to have a disorder, over those & those who do have a disorder but passed
-the % of ppl w/ the disorder that failed
Term
specificity
Definition
true neg/ (false pos + true neg)
the percentage of normal people who passed
Term
a good test manual shoud include
Definition
-info to guide clinicianss w/ interpreting the scores
-a cutoff score
-should be able to discriminate b/w normal & those who have disorders
-measures of sensativity & specificity (should be above 90%)
Term
do not use standardized tests or norm ref'd tests for treatment objectives or to measure treatment progress
Definition
-they were not designed for that
-you may teach to the test
-tests are created w/ time & length in mind
-a correct answer does not mean mastery and a wrong answer does not mean lack of ability
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