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76 Cards in this Set

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Fragile X- Syndrome
Recessive chromosome disorder (one arm of X chromosome is defective)
Who does Fragile X Syndrome affect?
Males
Females have two XX chromosomes so have a healthy one to make up for the affected one
Females may be carriers
Physical Characteristics of Fragile X syndrome?
Large head and Long face
Prominent jaw
Large ears
Frequent ear infections
Epicanthal eye folds
Enlarged testicles- fertile- can reproduce
Cardiac disorders
What cognitive deficits with Fragile X syndrome?
Often mental retardation
]Hyperactivity and Autism
Marked deficits in speech and math
What is Down Syndrome?
Trisomy 21- disorder of chromosome 21
Extra chromosome- 3 instead of 2
Chance of Down Syndrome increases with mom's ___
age
What are physical characteristics of down syndrome?
Small head
Flat forehead
Broad and Flat nose
Small/low set ears
Protruding tongue
Wide/short neck
Epicanthal eye folds
Brushfield spots (white spots on iris)
Simian line on palm
What are Brushfield's spots?
white spots on iris
What is a simian line on palm?
Rather than three lines may be one straight across
What diseases are kids with down syndrome more prone to?
Increased risk for leukeimia (20 times greater chance)
Prone to cardiac defects
May have altered immune functions
alzheimers after age 30
How are children with down syndrome, cognitively?
Lower IQ usually cognitively challenged
What is Spina Bifida?
A neural tube defect. A sac at a site somewhere along spinal cord that is encased in a fine membrane and contains meninges, spinal fluid, and nerves
Spine Bifida AKA _____________
Myelomeningocele
What are major problems with Spina Bifida?
Sac is prone to tears through which CSF leaks
Flaccid, weakness, areflexic partial paralysis of the lower extremities
Varying degrees of sensory deficit
What determines the degree of sensory deficit in Spina Bifida?
Depends on where sac is on spinal cord, the higher the defect the more problems occur
What cranial problem can occur due to Spina Bifida?
Hydrocephalus (increased ICP)
What are S/S of Hydrocephalus (increased ICP)?
-Sensory disturbances
-Affects nerve supply to bladder- Constant dribbling of urine or overflow incontinence
-Poor anal sphincter tone
-Constipation and urinary retentions due to lack of nerve innervation
-Developmental Problems
What care is needed for urinary retention due to hydrocephalus?
-Need in and out caths for life
-Metrophenoff- shunt to empty bladder at umbilical site. Instead of straight cathing self. Decreased risk of infection. Much easier.
What is the nursing goal when treating child with Spina Bifida?
To prevent trauma and infection of site
What nursing interventions to protect Myelomeningocele?
*Position on abdomen or side, restrain - To prevent pressure and trauma to sac
*Thoroughly clean buttocks, genitals, and back after each void/defecation - To prevent infection/contamination of sac
*Apply protective covering to sac- To prevent rupture or DRYING
What nursing assessments for babies with spina bifida?
•Assess amount of sensation and movement below defect site
•Monitor for complications (skin breakdown is a big one)
•Avoid latex products (40-50% of SB pts have latex allergies)
What is Hydrocephalus?
An imbalance between the production of CSF and its accumulation within the intracranial cavity and in infants enlargement of the head. As the excess CSF accumulates in the ventricle system, the ventricles become dilated/enlarged and the brain is compressed against the skull.
How can hydrocephalus be caused by a myelomeningocele?
The hindbrain (cerebellum) tends to slip down the back of skull and into the spinal cord area causing the CSF to not be able to circulate past that area. Result is buildup of CSF in the ventricles.
Triad for Increased Intracranial pressure (ICP)?
Blood (hemorrhage)
Brain (tissue/tumor)
CSF (accumulation)
What are physical S/S of hydrocephalus?
Bulging fontanel
Irritability/lethargy
Macewen’s (cracked pot) sign
Frontal enlargement of skull
Setting sun sign
Macewen’s (cracked pot) sign
sound produced because sutures separate and when percussed produce this sound
Setting sun sign
iris of the eye is lower than the bottom eyelid, like a setting sun
What is a LATE sign of ICP/hydrocephalus?
Cushing’s Triad
Cushing’s Triad
Bradycardia
Irregular respirations
Increased SBP and widened pulse pressure
Treatments for Hydrocephalus:
•Treat underlying cause if possible
•Relief of excess CSF in the ventricles (shunting)
What type if shunt is used to relieve excess CHF in the ventricles?
Ventriculoperitoneal Shunt
Ventriculoperitoneal Shunt
Tubing that diverts the CSF from the ventricles into the peritoneal cavity where it can be reabsorbed
What are problems that can happen with Ventriculoperitoneal Shunt?
Obstruction
Infection
What are S/S of obstruction of verntroperitoneal shunt?
early morning HA upon waking, vomiting upon waking
What is the most common early sign of increased ICP?
early morning HA upon waking, vomiting upon waking
What are S/S of Infection of verntroperitoneal shunt?
lethargy/irritability, confusion
What are causes of neural tube defects?
Folic Acid deficiency in utero
Spinal cord tube does not close or fuse properly inutero
What is a cleft lip?
A failure of the upper lip to close, leaving a space just under the nose.
How soon is surgery for a cleft lip performed?
Within 3 months
IS a cleft lip easy to detect?
Yes, easily detected at birth
What is a cleft palate?
A failure of the soft, hard, or both palates to close. It may be open, leaving a passage between the oral and nasal cavities, or may be closed, in which case the missing palate will not be noticeable to visual observation.
How easy is a cleft palate to detect?
Sometimes not obvious because it is not outwardly visible.
When are surgeries performed to repair cleft palate?
usually done before 18 months.
What causes cleft lip and palate?
folic acid deficiency, genetic, and environmental factors.
How is the severity of cleft lip/palate determined?
depends on the amount of tissue involved and whether it has an impact on feeding.
Why may a child with cleft lip/palate have trouble feeding?
The child may not be able to generate negative pressure to allow an adequate suck.
What problems may come with cleft lip/palate?
dentition
speech
hearing (lots of otitis media)
respiratory
feeding
and self-concept may be effected.
Can cleft palate be corrected with one surgery?
It can require one or multiple surgeries to repair.
What are post op nursing interventions after cleft lip/palate repair?
Restraints (elbow immobilizers) for the child to keep him from putting his hands in his mouth and tearing the sutures.
Keep him supine or side-lying.
Assess vitals frequently, I/Os
How to give oral liquids to child post-op cleft lip/palate repair?
give them with a dropper
What psychosocial problems may arise from cleft lip/palate?
Parents may have anxiety and failure to attach.
What can cause increased ICP?
increase in brain tissue (tumor), blood (hemorrhage), or CSF. It can be caused by infection, trauma, hypoxia, poisoning, seizures, substance abuse, stroke, electrolyte, acid-base imbalance, or tumor.
Increased ICP leads to decreased...,which means that decreased amounts of ..... are delivered to the brain
decreased cerebral perfusion pressure
decreased amounts of oxygen and nutrients are delivered to the brain
_________ is most important indicator of neurological dysfunction.
LOC
Decreased LOC can be categorized as (5 things)
Confusion
Delirium
Lethargy
Stupor
Coma
Confusion
disoriented to place, time, person. Loss of clear thinking. May be able to answer simple questions
Delirium
Disoriented, fear, irritability. Mental/motor excitement
Lethargy
Profound slumber in which speech and movement are limited. Falls asleep without stimulation.
Stupor
Deep sleep. Only aroused with vigorous repeated stimulation usually pain, but returns to sleep when stimulus removed.
Coma
Unconscious, can’t be aroused even with pain.
Early signs of increased ICP include
HA, visual distrubances, N/V, dizziness, pupils not reactive or equal, sunsetting eyes, slight change in LOC, restlessness, irritability, bulging fontanelle, wide sutures, increased head circumference, dilated scalp veins, high pitched – catlike cry.
Late signs of increased ICP include
Cushings triad, significant decreased LOC, seizures, fixed and dilated pupils
it is important to assess increased ICP ______
early!
How to assess increased ICP?
Use Glasgow coma scale, lumbar puncture to detect abnormalities in CSF, CBC, urinalysis, toxicology, blood culture, EEG to assess damaged areas of the brain, CT to detect lesions, abnormalities
How to treat increased ICP?
Treat with O2 if gas exchange is inadequate
Correct electrolyte imbalances
Provide antibiotics for suspected infection.
If ICP is increased by obstruction of CSF, then a ventricular catheter may be inserted to relieve pressure.
Nursing assessments for increased ICP?
Assess cranial nerves, pupils, vitals, gag reflex, motor, eye movements to set baseline
What will eyes look like in cases of Intracranial mass (tumor)?
unilateral dilated and reactive pupil
What will eyes look like in cases of Impending Brainstem Herniation?
A fixed and dilated pupil
What will eyes look like in cases of Brainstem Herniation from increased ICP?
Bilateral fixed and dilated pupils
Nursing care for increased ICP focuses on maintaining ______, monitoring ______ status, routine care, _______ stimulation, and emotional support.
airway
neuro
sensory
We want to Keep ICP at < __ mm Hg.
20
_________ or __________ solution may be used to lower ICP.
Mannitol or
hypertonic solution
How to position pt with increased ICP?
If no cervical spine injury, raise the head of the bed no more than 30 degrees.

Hip flexion is avoided.
How can pt void if experiencing increased ICP?
Must use a urinary catheter.
How high to keep O2 sats for pts with increased ICP?
above 95%.
What kind of environment for increased ICP?
Keep environment quiet.
Pain management and temperature control are important.
Provide skin care, ophthalmic ointment, provide comforting touch, perform passive ROM exercises.