Impaired vision

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Author:
Anonymous
ID:
91082
Filename:
Impaired vision
Updated:
2011-06-17 19:40:09
Tags:
vision
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study notes
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  1. 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
  2. Tonometery measures
    intraocular pressure
  3. tonometry procedure includes?
    • cornea is anethetized
    • tonometer registers degree of indentation on cornea when pressure is applied
    • pressure increased in gluacoma
  4. Client preparation for tonometry?
    • Recumbent
    • remove contacts
    • advise not to squing, cough, or hold breath during procedure
  5. Visual field measurement is a measurment of?
    The range of vision (perimetry)
  6. 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
  7. what is myopia ?
    Is nearsightedness ( light rays refact at a point in front of the retina)
  8. What is hyperopia?
    farsightedness ( light reays refract behind the retina)
  9. Presbyopia?
    Occures with aging
  10. Astigmatism?
    uneven curbature of cornea causing blurring
  11. Nursing consideration from chemical burn?
    eye irrigation 15-20 min with water
  12. Radiation nurisng consideration?
    Preventative eye shields
  13. Thermal nursing considerations
    Use of goggles to protect cornea, patching analgesics
  14. Nonpenetrating injury abrasions nursing considerations?
    eye patch 24 hour
  15. Nonpenatrationg contusion nursing considerations?
    Cold compresses, analgesics
  16. Penetrating sharp point nursing considerations
    cover with patch, refer to surgeon
  17. 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
  18. 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
  19. 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
  20. Foster blind persoin independence
    • Provide assitance only when needed
    • Identify food and location on plate or tray
    • encourage recreational and lesure time activities
  21. 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
  22. 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
  23. Removal of artificial eye?
    • Draw lower lid downward
    • slip eye forward over lower lid and remove
    • instill eye drops

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