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what to assess for with vision impaired
- redness, burning , pain in eyes
- Edema
- Increased lacrimation and exudate
- Headache, squinting
- Nausea and vomitting
- atlered growth and development
- Visual disturbances
- altered vision fucntion test
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Tonometery measures
intraocular pressure
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tonometry procedure includes?
- cornea is anethetized
- tonometer registers degree of indentation on cornea when pressure is applied
- pressure increased in gluacoma
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Client preparation for tonometry?
- Recumbent
- remove contacts
- advise not to squing, cough, or hold breath during procedure
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Visual field measurement is a measurment of?
The range of vision (perimetry)
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Visual field procedure?
- Client is seated a measured distance form chart of concentric circles
- Client asked to fix eyes on a point on a chart at center of circle
- client instrected to indicate when he or she first sees pointer, this point is recorded as a point in field of vision
- This procedure is repeated around 360 degrees of circle
- Normal visual fields for each eye are approximately a 50 degree anger superiorly 90 degree laterally 70 inferiolry , and 60 degree medially
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what is myopia ?
Is nearsightedness ( light rays refact at a point in front of the retina)
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What is hyperopia?
farsightedness ( light reays refract behind the retina)
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Presbyopia?
Occures with aging
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Astigmatism?
uneven curbature of cornea causing blurring
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Nursing consideration from chemical burn?
eye irrigation 15-20 min with water
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Radiation nurisng consideration?
Preventative eye shields
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Thermal nursing considerations
Use of goggles to protect cornea, patching analgesics
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Nonpenetrating injury abrasions nursing considerations?
eye patch 24 hour
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Nonpenatrationg contusion nursing considerations?
Cold compresses, analgesics
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Penetrating sharp point nursing considerations
cover with patch, refer to surgeon
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How to prevent eye injury?
- 1. safe toys
- 2. eye protectors when working with chemicals , tools
- 3. eye protectors during sports
- 4. protect eyes from ultraviolet light
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How to enhance communication with blind patient
- Adress client by name
- always introduce self
- sate reason for being there
- inform client when leaving the room
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How to provide blind patient a sense of safety?
- explain procedures in detail
- keep furniture arrangment consistant
- provide hand rail
- doors should never be half open
- have client follow attendant when walking touch elbow with attendant 1/2 step ahead
- Instruct client to use light weigh walking stick when walking alone
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Foster blind persoin independence
- Provide assitance only when needed
- Identify food and location on plate or tray
- encourage recreational and lesure time activities
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Care for artificial eye?
- Remove daily
- clean with mild detergent and water
- dry and store in water or saline
- make sure to remove before surgeries
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How to insert artificial eye?
- Raise uper lid slip eye beneath
- release lid
- support lower lid and draw it over the lower edge of eye
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Removal of artificial eye?
- Draw lower lid downward
- slip eye forward over lower lid and remove
- instill eye drops
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