Shared Flashcard Set

Details

Peds-Neuro/Sensory/Endocrine
Neurological System Peds Notecards CSPN
76
Medical
Not Applicable
01/21/2014

Additional Medical Flashcards

 


 

Cards

Term
Creation of new neurons only occur...
Definition

Within the first 100 days of gestation

 

Then they divide and multiply

Term
Nerve cells
Definition

Don't regenerate or if they do it's very slowwwwwly.

 

 

Any complications are SERIOUS! and often permanent

Term
Neural Tube Defects
Definition

Spina bifida

 

Spina Bifida oculta

 

Spina bidia cystica (meningocele, myelogmeningocele)

Term
Spina Bifida
Definition

Failure of posterior lamina of the vertebrae to close.

 

Meninges and spinal cord can protrude.

 

Cause: genetic predisposition, folic acid deficiency

Term
Spina Bifida Oculta
Definition

hidden defect. Nothing external.

 

L5S1, slight dimple in skin or tuft of hair.

 

Doesn't present any problems.

Term
Spina bifida cystica
Definition

protrusion.

 

(meningocele, myelomeningocele)

Term
Meningocele
Definition

Meninges protrude, sac protrudes.

 

Herniation of the meninges, but no nerves roots of the tissue.

 

No paralysis/sensory loss.

 

Sac could rupture/perforate and can get meningitis.

Term
Myelomenigocele
Definition

spinal nerves and sometimes part of the spinal cord protruding out of the defect.

 

no innervation, no sensation. paralysis below site.

 

*more severe form

 

nerve roots embedded in sac.

 

impacts bowel and bladder spchinter.

Term
DX of spina bifida
Definition

In utero 13-16weeks. Alpha fetoprotein blood test. Look for elevated levels which can indicated possible neural tube defects. Not 100%

 

Ultrasound, CT/MRI (after born, to see extent of involvement of nerves)

 

Have to do C section if cyst is protruding (spina bifida cystica), surgical correction usually within 12-18 hours ideally.

Term
Nursing care for spina bifida
Definition

Protect integrity of sac

Cover with sterile dressing

monitor for infection

have them lie in prone position

if paralysis do ROM and skin care

Emotional support

Post op care and teaching

 

*does not affect their intelligence!

Term
Hydrocephalus
Definition

excesssss of cerebrospinal fluid within ventricles of brain "water in the brain"

 

Noncommunicating & communicatingg

 

 

Can result from head injury/meningitis

Term
Non communicating hydrocephalus
Definition

Obstruction present so CSF cannot pass b/w ventricles and spinal cord.

 

 

Most cases.

Term
Communicating hydrocephalus
Definition
defect in absorption of CSF creating pressure on brain or spinal cord.
Term
S/SX: of hydrocephalus
Definition

enlarged head at birth, anterior fontanel buldges, shiny scalp, veins prounounced and dilated, setting sun eyes

 

Increased intracranial pressure, lethary, vommitting, irritability, high pitched cry*

Term
DX hydrocephalus
Definition

ultrasound in utero

 

Catscan, MRI

 

ventriculography (watch flow of fluid to see if it's communicating or noncommunicating)

Term
TX hydrocephalus
Definition

relive ventricular pressure

 

Shunt placement. Divert fluid from ventriculars to different part of body.

 

Most common: VP- ventriculoperitoneal (ventricles to peritoneum where it's absorbed)

 

VA-ventriculoatria (ventricles to R atrium)

 

Both will need revised when child grows.

Term
Nursing care for pt with shunt (hydrocephalus)
Definition

Possible for infection or obstruction especially in first month

 

Keep them flat, take head circumferences, postion on non operative side, do neuro checks

 

Observe for abdominal distention, check incision sites, monitor for infection, check bowel sounds & abd girth

 

Do parent teaching

Term
Down Syndrome
Definition

chromosomal abnormality (most common in infants)

 

Etiology unknown.

 

Risk increases for women pregnant 35 and older.

Term
Trisomy 21 (downs syndrome)
Definition

3 chromosomes at position 21.

 

Should be only two at every postion.

 

can cause mild to severe mental impairment

Term
S/SX of down syndrome
Definition

shortness of head, flat forehead (can sometimes be picked up on ultrasound)

 

upward and outward slant to eyes with epicanthic fold. (fold of skin over inner canthus of eyes)

 

short fattened bridge of the nose, neck short and wide

 

hands short with simian crease (straight across instead of angle)

 

moro/startle reflex is abscence. tongue tends to be thick and may protrude.

Term
Down syndrome at greater risk for...
Definition

congential heart defects, respiratory infection

 

diabetes, leukemia and hearing loss

 

 

their growth in ht and wt is diminished.

 

Wt is disproportionate to body, Tend to be overweight.

Term
DX down syndrome
Definition

clinical symptoms, AFP, ultrasound

 

Choirinac villus sampling (12 weeks)

 

amniocentesis (final-20 weeks)

Term
TX of down syndrome
Definition

No cure.

 

Manage respiratory issues.

 

They need some amount of lifelong assistance.

 

can still be productive in society!

Term
Reye Syndrome
Definition

Acute encephalitis or inflammation of brain following viral illness (chicken pox, upper respiratory infection)

 

Can have fatty degeneration of liver and other abd organs (spleen & stomach)

 

Linked to administration of ASA during viral illness or ASA compounds or salicilayte base products.

Term
Reye Syndrome S/SX
Definition

3 days to 3 weeks after initial illness child starts severe vomitting.

 

irritability, lethargy and confusion.

Term
Reye Syndrome DX
Definition
HX of viral illness, liver function tests and liver biposy to provide conclusive diagnosis.
Term
Reye Syndrome TX
Definition

early dx and aggressive tx essential

 

often child is in ICU

 

tx based on symptoms

 

meds to reduce cerebral edema

 

do neuro checks, I&O, med admin, and parental support

 

reenforce avoidance of ASA use!!!

Term
Meningitis
Definition

Inflamm of meninges caused by 

 

bacterial-meningococci, pneumococci, haemophilus influenza (most severe form)

 

virus

 

TB

Term
Prevention of meningitis
Definition

Bacterial: vaccines avaliable meningococcal most severe form.

 

Viral meningitis can't do anything about. Have to just let it run it's course.

 

 

Term
S/SX of meningitis
Definition

high pitched cry, fever, diarrhea, muchal rigidity (stiff neck), vomitting, h/a, irritability

 

convlusions, coma in less than 24 hours (especially older child)

 

hemorrhagic rash(meningococcal)

Term
DX & TX of meningitis
Definition

DX: early dx is essential for complete recovery. LP, possibly nose & throat cultures.

 

TX: isolation, possibly ICU, IV antibiotics for bacterial, hydration, NSAIDs for fever and pain, steriods will help decrease risk for neurological complications (deafness)

 

Anticonvulsants (if convulsions), needle aspiration of fluid in subdural space (this fluid can cause symptoms)

 

Close observations of vital signs & LOC, side lying postion, I&O and electrolyte check, emphasize need for immunizations

Term
Seizures
Definition

Periods of sudden discharge of electrical activity in brain that causes involuntary muscle activity, changes in LOC or altered beavior and sensory manifestation.

 

May be a result of genetic favots, pathologic condition or rapid temp elevation.

Term
Febrile seizures
Definition

peidatrics usually

 

rise in temperature at any temp can happen.

Term
Epilepsy
Definition

Recurrent/chronic seizures

 

Primary-no known cause

 

Secondary-head trauma/disease

Term
Epilepsy S/SX
Definition

febrile seizures occur suddenly, child is irritable, restless

 

may have tonic clonic movements-sustained contractions of skeletal muscles that occur involuntary followed by clonic phase-quick jerking movement of arms, legs, and facial muscles.

 

epileptic seizures may be partial seizures which are limited to particular area of the brain or generalized which involve both hemispheres.

Term
Epilepsy TX/DX
Definition

DX: EEG, CT scans, MRI

 

TX: anticonvulsants, surgery if cause is tumor, ketogenic diet (high in fat, low in carbs)

 

Safety of child is imporant, note time when seizure starts and stops as well as factors occuring before onset.

 

Evaluate after for LOC, pupil response, general behavior.

 

Teach parents to avoid triggers like blinking lights, excess activity/exercise.

Term
Cerebral Palsy
Definition

Group of disorders that is a result of malfunction of motor centers and neural pathways in brain affecting motor function and posture.

 

Most common permanent physical disability in childhood.

 

Prenatal, perinatal, and postnatal factors may contribute to development.

Term
Factors that may contribute to development of cerebral palsy
Definition

Prenatal: maternal infection, nutritional deficiences, RH incapability, any O2 problems

 

Perinatal: anoxia (without O2) before, during, or after birth, birth trauma, prematurity, interference with respiratory function

 

Postnatal:head trauma, infection, CVA

Term
Prevention of cerebal palsy at each stage
Definition

Prenatal-keep track of nurtion

 

Perinatal-babies response to contraction. Possible with c sections to reduce trauma.

 

Postnatal-teach parents how to keep child safe and prevent injuries.

Term
Cerebral palsy S/SX
Definition

Primarily characterized by abnormal muscle tone and lack of coordination.

 

Seizures, mental impairment, sensory defects, behvarior disorders, difficulty meeting milestones.

 

Signs right after birth: weak/absent sucking, jitterness, and slow/absent reflexes.

Term
Spastic Cerebral Palsy (most common)
Definition

Involves one or both sides

 

Impairment of fine and gross motor skills.

 

Hyperactive stretch reflex in affected muscle groups.

 

Increased activity of deep tendon reflexes.

 

Clonus (rapid, involuntary muscle movement)

 

Scissor like gait. Contractures affecting extensor muscle of legs especially heels (walk on toes)

Term
Atheotoid Cerebral Palsy
Definition

Abnormal involuntary movement. Can't sit still.

 

Constant slow, wormlike writhing movement. Usually of extremities, trunk, neck, facial muscles, and tongue.

 

Involvement of pharyngeal, laryngeal, and oral muscles cause drooling and poor speech.

Term
Ataxic Cerebral Palsy (least common)
Definition

May not be diagnosed until child starts to walk.

 

Wide based gait, lack of coordination particullarly of upper extremities.

 

Sometimes have combinations of CP, which are more severe.

Term
DX cerebral palsy
Definition

May not occur until child tries to walk

 

Neuro exam

 

HX are primary focus

 

MRI and nerve conduction studies to show abnormal motor function

Term
TX of cerebral palsy
Definition

Focus on improving motor functions and communication skills to help child read highest potential.

 

Child needs to maintain muscle tone as much as possible.

 

Wear braces, do exercises, prevent further contractures.

Term
Newborns sensory
Definition

They don't focus clearly until 2 months.

 

Visual acuity is 20/20 by age 7.

Term
Hearing
Definition

Is acute from the beginning.

 

Eustachian tube is straight then begins to angle down. Ear infections are common.

Term
Strabismus (cross eyed)
Definition

eye muscles are uncoordinated so they can't direct their focus at an object at the same time.

 

Child gets diplopia (double vision)

Term
Esotropia
Definition
One eye deviates toward the other eye
Term
Exotropia
Definition
Eye goes outwards
Term
Children with strabismus
Definition

They squint/close one eye often or frown.

 

They reach for object and grab next to it.

Term
DX strabismus
Definition
cover test (cover eye) watch uncovered eye to tell if it's deviating
Term
TX of strabismus
Definition

If one eye they path the unaffected eye. Forces the bad eye to develop muscles to focus.

 

Eyedrops, orthoptics, lenses

 

Last resort: surgery

 

DX & early TX to prevent vision loss.

Term
Amblyopia (lazy eye)
Definition

Strabismus can lead to this! 

 

Reduced visual acuity in an eye.

 

S/SX: deviation of eye, can be asymptomatic.

 

TX:by 5 or 6 patching, corrective lenses, early tx!

Term
Eye Infection
Definition

Styes, inflammation right around inner canthus, not usually contagious.

 

S/SX: bump, sore

 

TX: warm compress, tea bags

Term
Conjuctivitis (pink eye)
Definition

Inflamm of eye.

 

Can be caused by allergies, irritants/foreign bodies, viruses, bacterial (contagious)

Term
Conjuctivitis (pink eye) S/SX, DX, & TX
Definition

S/SX: drainage, crusting, yellow gunk (isolate) Not all forms are contagious

 

Infants can get blocked lacrimal ducts.

 

DX: culture any drainage or by symptoms.

 

TX: antibiotics, wash linens, good handwashing, good disposal.

Term
Hearing impairment
Definition

Common in infants (3/1,000)

 

Causes: inherited, prenatal infection, perinatal anoxia, childhood infection.

 

Can range from slight hearing loss to total deafness.

Term
Hearing Impairment S/SX & DX
Definition

Vary depending on hearing loss.

 

Not responding. No startle reflex.

 

Speech affected. (use nonverbals)

 

They ask you to repeat things a lot.

 

Talk loudly.

 

DX: by audiometer when older.

Term
Conductive hearing loss
Definition

message is not getting from ear to brain.

 

Hearing aide is useful!

Term
Sensory neuro & central auditory dysfunction
Definition
Hearing aide will NOT help.
Term
Sensory neuro hearing impairment
Definition

cochlear implant surgically implanted electrically stimulates cochlear nerve to hear.

 

can take from deafness to hearing sound, but person won't hear the same as you and I hear.

Term
Otitis Media
Definition

Very common b/c of structure of eustacian tube. It's shorter & wider so bacteria sits in there.

 

Increased incidence in babies that are bottle fed, 2nd hand smoke, and upper respiratory infections.

 

 

Term
Otitis Media S/SX
Definition

Similiar to upper respiratory infection.

 

Congestion & fever

 

Ear discomfort & pain

 

Crying & pulling on ear

 

Waking up during night

 

Vomitting & diarrhea

 

Bleeding (d/t rupture)

Term
DX & TX of otitis media
Definition

DX:  Visual look at internal ear. Normally looks pearly gray and has light reflex.

 

If otitis media it will be red, inflammed, buldging, and have no light reflex.

 

If eardrum ruptures purulent discharge and bleeding will occur. They'll not be as irritable b/c pressure will be released.

 

TX:  for eardrops for children pull down & back.

Antibiotics & decongestants.

Term
Chronic otitis media
Definition

Use prophalatic antibiotics or do myringotomy (tubes in ears so drainage can leak out)

 

Tubes are in for 6-12 months. Can cause hearing loss for as long as 6 months.

 

Any hearing loss can affect child's speech.

 

Prevention: Don't prop bottle, hold them properly.

Term
Endocrine
Definition
Regulates internal processes of body, energy production, growth and development, fluid and electrolyte balance, response to stress, and sexual growth and development (hormones)
Term
Hormones
Definition
Proteins produced by endocrine glands are secreted into blood and transported to organs.
Term
Disorders of endocrine
Definition
Most difficult to diagnose, but can have long term effects.
Term
Hypopituitarism
Definition

Deficiency in growth hormone.

 

Slows down childs growth in ht & development

 

Can be a result of injury/disease of hypothalamus or pituitary gland

 

Such as tumor, infection, or if it's inherited.

Term
S/SX of hypopituitarism
Definition

CHild will look well nourished, but short stature.

 

They might even be over weight.

 

B/c growth hormone affects all cells they are prone to hypoglycemic seizures, hyponatremia (low sodium), jaundice, and some males are prone to undescened testes.

Term
DX & TX of hypopituitarism
Definition

if not treated they'll keep high pitched voices, youthful faces, delayed skeletal and sexual maturity

 

DX: test for levels of growth hormones, check growth patterns, and check blood levels

 

TX: based on cause. injections of growth hormone 3-7 times a week for about a year until normal ht is achieved. 

 

Freq monitoring.

Term
hypothryroidism
Definition

thyroid disorder. absent/deficient in thyroid hormone.

 

S/SX: few months after birth symptoms occur.

 

Thickening of tongue and lips, puffy eyes

 

dull expression, often develop jaundice

 

feeding problems, lethargic

 

poor muscle tone affects mobility so they have chronic constipation and abdominal bloating

Term
Screenings & TX for hypothryoidism
Definition

All newborns are required to have mandatory T4 and TSH levels drawn.

 

If TX is not started early enough it can lead to mental impairment and cannot be undone.

 

TX: Synthroid/thryoid drug for rest of life.

Term
Diabates (Type 1)
Definition

Usually dysfunction of the ceells that are supposed to be secreting insulin.

 

S/SX: polyuria, polydypsia, polyphagia

 

Have ABRUPT onset. Adults tend to have gradual onset.

 

Kids may also have wt loss, H/A, fatigue

 

 

Term
DX & TX of Diabetes Type 1
Definition

DX: checking glucose levels.

 

TX: insulin, diet, exercise, going to need insulin almost all cases. many children are on insulin pump. 

 

It's a lifelong experience.

 

 

***watch for S/SX of hypo & hyperglycemia

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