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Final Exam - Neurological Disorders
Neurological Disorders in Pediatrics
91
Health Care
Graduate
04/30/2013

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Cards

Term
myelodysplasia =
Definition
defective development of any part of spinal cord during gestation (28th day)
Term
Types of myelodysplasia (3)
Definition
spina bifida occulta
lipomeningocele
spina bifida cystic/aperta
Term
Spina bifida occulta: characteristics (5)
Definition
hidden/not visible lesion
non-fusion of vertebral arches, s disturbance of underlying neural tissues
midline tuft of hair/abnormal pigmentation
assoc c tethered cord
Term
Lipomeningocele: characteristics (4)
Definition
visible 'spina bifida occulta'
superficial fatty mass in low lumbar/sacral level
abn pigmentation, dimples about gluteal cleft
high incidence of bowel/bladder probs, tethered cord (not likely LE impairments)
Term
Spina bifida cystic/aperta: characteristics (3)
Definition
visible/open lesions
external sac of meninges/spinal cord protruding dorsally
2º to defect in dorsal vertebra
Term
Spina bifida cystic/aperta: types (2)
Definition
meningocele
myelomeningocele
Term
Meningocele (3)
Definition
protruding sac c meninges & CSF
nn roots/spinal cord INTACT
no deficits if fixed right away (incr risk of infection)
Term
Myelomeningocele (4)
Definition
open spinal cord defect (no skin covering)
contains meninges & nerves
may protrude ant/lat (inside body)
usually causes paralysis
Term
Embryology: Canalization
Definition
spinal cord closing distal to S2
Term
Direction of neurulation
Definition
cephalic -> caudal
Term
Embryology: closing of cranial neural tube
Definition
24th day of gestation

(failure to close = anencephaly)
Term
Embryology: closing of caudal neural tube
Definition
26th day of gestation

(failure to close = spina bifida)
Term
Spina bifida: etiology (3)
Definition
assoc c other genetic abn
teratogens (excess maternal alcohol)
nutritional deficiency (inadequate folic acid)
Term
Spina bifida: prenatal testing (4)
Definition
maternal serum alpha-fetoprotein (AFP) (incr AFP = incr risk for SB)
AFP secreted by fetal liver, found in mom's blood
ultrasonography (detect neural tube defects)
amniotic fluid analysis (chromosomal error)
Term
Spina bifida: perinatal mgmt - sx repair in utero (3)
Definition
decr need for shunt
incr LE fxn
improvement in Chiari malformation
Term
Spina bifida: post-natal mgmt (3)
Definition
immediate sterile care of lesion to prevent infection
sx closure within 72 hr
bowel/bladder care ed (intermittent catheterization)
Term
Spina bifida: complications (5)
Definition
diastematomyelia
tethered cord
Arnold Chiari malformation
hydrocephalus
neurogenic bowel/bladder
Term
Spina bifida: diastematomyelia (3)
Definition
spinal cord split into hemi-cords by cartilaginous/bony band; each cord covered by dural sac
paralysis initially; progressive weakness 2º to tethered cord
Term
Spina bifida: tethered cord (3)
Definition
may not present symptoms until adulthood (depending on severity)
**progressive** problem
bowel/bladder, sensory, motor probs emerge
Term
Spina bifida: Arnold Chiari malformation (3)
Definition
herniation of post cerebellum & brainstem through foramen magnum
obstruction of CSF from 4th ventricle, foramen magnum
Grades I-V (V=greatest herniation)
Term
Spina bifida: hydrocephalus =
Definition
abnormal accumulation of CSF in cranial vault >> incr pressure on brain
Term
Spina bifida: hydrocephalus - causes (3)
Definition
overproduction of CSF
failure to absorb CSF
obstruction of CSF flow (Chiari II malformation)
Term
Spina bifida: hydrocephalus - prevalence in children c SB
Definition
90% chance of hydrocephalus in SB kid
Term
Spina bifida: hydrocephalus - Rx
Definition
ventriculoperitoneal shunt (head >> peritoneum)
Term
Spina bifida: S/Sx of shunt malfunction (9)
Definition
vomiting
redness along tract
HA
personality changes
seizures
high-pitched cry
lethargy
nystagmus

infant: bulging fontanelle
Term
Spina bifida: neurogenic bowel/bladder - goal
Definition
infection-free social continence c preservation of renal & colon fxn (kids self-cath every 4 hr)
Term
Spina bifida: mmsk impairments
Definition
motor paralysis
biomechanical malalignment
contractures
Term
Spina bifida: motor paralysis - skip lesion
Definition
inadequate strength of mm group c higher innervation of lowest fxning group (e.g. hip flex 3/5, PF 5/5)
Term
Spina bifida: biomechanical alignment issues (4)
Definition
scoliosis (congenital 2º to vertebral anomaly, acquired 2º to spinal mm imbalance)
excessive lordosis
ant pelvic tilt
rotational deformities of hip
Term
Spina bifida: typical contractures - high level (T-L2)
Definition
hip FABER
knee flex
ankle PF
spine lordosis
Term
Spina bifida: typical contractures - mid/low level (L3-L5)
Definition
hip/knee flex
genu/calcaneal valus
pron in WB
Term
Spina bifida: impairments - thoracic level: cognition
Definition
incr cognitive involvement
Term
Spina bifida: impairments - thoracic level: sitting balance
Definition
fair
Term
Spina bifida: impairments - thoracic level: hip flex
Definition
weak/absent
Term
Spina bifida: impairments - thoracic level: amb
Definition
possible c RGO/HKAFO
usually w/c for most mobility
Term
Spina bifida: impairments - thoracic level: bowel/bladder
Definition
neurogenic
Term
Spina bifida: impairments - L1,L3: sitting balance
Definition
good
Term
Spina bifida: impairments - L1,L3: hip flex strength
Definition
3/5
Term
Spina bifida: impairments - L1,L3: amb
Definition
short distance/household amb
RGO or KAFO
Term
Spina bifida: impairments - L1,L3: LTG
Definition
50% achieve indep living
Term
Spina bifida: impairments - thoracic level: LTG
Definition
indep c self-care/mobility; usually in group home or SNF
Term
Spina bifida: impairments - L4...S1: sitting balance
Definition
good
Term
Spina bifida: impairments - L4...S1: hip flex
Definition
4+/5
Term
Spina bifida: impairments - L4...S1: knee flex/DF
Definition
4/5
Term
Spina bifida: impairments - L4...S1: amb
Definition
functional (may use AFOs or Lofstrands)
Term
Spina bifida: impairments - L4...S1: LTG
Definition
indep living & employment (75%)
Term
Spina bifida: impairments - S2,S3: PF
Definition
3/5
Term
Spina bifida: impairments - S2,S3: gluteals
Definition
4/5
Term
Spina bifida: impairments - S2,S3: bowel/bladder
Definition
neurogenic
Term
Spina bifida: impairments - 'no loss' below S3
Definition
NORMAL bowel/bladder
possible foot orthoses to maintain STJ neutral
nearly full strength
Term
Spina bifida: other impairments associated (7)
Definition
osteoporosis
cognitive fxn
upper limb discoordination
visual-perceptual deficits
CN palsies (VI, IX, X)
spasticity
seizures
Term
Spina bifida: UE discoordination - causes
Definition
cerebellar ataxia (Chiari malformation)
M1/pyramidal tract damage
UE used for support rather than exploration
Term
Spina bifida: PT exam (9)
Definition
A/PROM
mm strength (specific)
jt alignment
orthopedic deformities
mm tone
sensation (decr)
motor development
ADLs
equipment needs
Term
Spina bifida: PT mgmt (4)
Definition
prevent deformities through bracing/positioning
monitor CNS deterioration
HEP (daily ROM, impr GMS)
keep kids MOVING (impr lung capacity, decr contractures)
Term
Erb's palsy =
Definition
upper BPI (C5-C6)
Term
Klumpke's palsy =
Definition
lower BPI (C7-T1)
Term
Erb-Klumpke type =
Definition
whole arm BPI (C5-T1)
Term
BPI: etiology
Definition
injury during labor:
large child/small birth canal
breech extraction
forceful traction & rotation of head during delivery
abn uterine positioning

congenital abn:
cervical rib
abn thoracic vertebrae
shortened scalene m
Term
BPI: pathphysiology - 3 types of injury
Definition
neurotmesis
axonotmesis
neuropraxia
Term
BPI: neurotmesis
Definition
complete rupture of br plex
neuroma common
limited recovery
Term
BPI: axonotmesis
Definition
disruption of axon; sheath intact
better Px
axon regrowth: 1mm/day
Term
BPI: neuropraxia
Definition
temporary nn conduction block c intact axon
recovery in days/weeks (edema)
Term
Erb's palsy: presentation
Definition
"waiter's tip" position: shldr ex/IR/add; elbow ext; FA pron; wrist/finger flex
Term
Erb's palsy: areas of weakness
Definition
shld ER, abd, **flex**
elbow flex
wrist sup/ext
Term
Erb's palsy: grasp
Definition
intact
Term
Erb's palsy: sensation
Definition
sensory loss is common
Term
Erb's palsy: mech of injury
Definition
lat mvmt of head c shldr depression (br plex compressed against 1st rib)
Term
Klumpke palsy: prevalence
Definition
<2% of all BPI
Term
Klumpke palsy: areas of weakness
Definition
wrist/finger flex/ext
(Øshldr/elbow)
Term
Klumpke palsy: reflexes
Definition
biceps intact
ABSENT grasp reflex
Term
Klumpke palsy: mech of injury
Definition
abd of shldr c arm traction (br plex compressed under coracoid)
Term
BPI: assoc impairments (9)
Definition
mm imbalance
mvmt substitutions
abn posturing (shldr add/IR, FA pron, wrist flex)
torticollis (SAME side)
learned nonuse
GH sublux/dislocation
radial dislocation
elbow flex contracture
poor bone growth
Term
BPI: PT exam (6)
Definition
mobility (PROM)
motor fxn (AROM) - patterns of UE
posture (supine, prone)
reflex testing
should be NO tone
Mallet classification (5-25pt; higher score = higher fxn)
Term
BPI: Rx (10)
Definition
ROM c caution
teach positioning precautions
decr compensation patterns
splint/kinesiotape
developmentally appropriate activities
feed sensory system
wrist rattles, hand puppets
splinting
constraint-induced mvmt therapy
HEP
Term
BPI: common compensation patterns (2)
Definition
shldr flex compensated c scap elev
elbow ext compensated c trunk rot
Term
BPI: HEP
Definition
carry c involved arm in flex (stretch)
play activities incr WB, sup, elbow ext, shldr flex; symmetrical mvmt
Term
Seizure =
Definition
neural oscillation; repetitive neural activity in CNS
Term
Epilepsy =
Definition
recurrent & unprovoked seizures
Term
Causes of seizure in infant (4)
Definition
hydrocephalic infection encephaly
CNS infection
trauma
abnormalities in CNS
Term
Causes of seizure in child (3)
Definition
trauma
infection
idiopathic
Term
Seizures: Rx
Definition
stop the activity!! stop brain injury
Term
Seizures: meds immediately following/during seizure
Definition
Diastat
Term
Seizure: common meds (5)
Definition
Keppra
Trileptal
Topomax
Dilantin
Neurontin
Term
Seizure: side effects of common meds (6)
Definition
personality changes
flat affect
tiredness
dizziness
HA
blurred vision
Term
Case Study: R Erb's palsy
Impairments @ 3m:
Definition
prone on FAs
hand to midline in supine
Term
Case Study: R Erb's palsy
Impairments @ 4m:
Definition
prone WB
reaching up in supine
Term
Case Study: R Erb's palsy
Impairments @ 5m:
Definition
prone WS (can't get off L UE)
happy baby
prop sitting
Term
Case Study: R Erb's palsy
Impairments @ 6m:
Definition
rolling to L (away from involved UE)
Term
Case Study: R Erb's palsy
Impairments @ 7m:
Definition
creeping (will prefer to L side-scoot)
Term
Case Study: R Erb's palsy
Ambulation:
Definition
amb earlier than typically developing child
ø reciprocal arm swing
Term
Case Study: R Erb's palsy
reflexes:
Definition
decr/absent equilibrium rxns, protective ext
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