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NR602 Finals Exam Questions and Answers 2024 / 2025 (Verified Answers by Expert)
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NR602 Finals Exam Questions and Answers 2024 / 2025 (Verified Answers by Expert)
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NR602 Finals.pdf file:///C:/Users/HP/Desktop/eewwww/NR602%20FinalsNR602 Finals
1. Visual acuity facts:: Newborns can only focus 8-12 inches Poor
control of eye muscles - crossed eye looks
20/20 vision may not be until 6 years old
Fundoscopic exam within 24 hrs of birth
2. First Vision Screening: Between age 3-5 yo Refer if:
less than 4 out of 6 correct of 20/20 line two-line
difference between eyes
Any eye mov't, asymmetry of pupil color, size or brightness any dark or
white spots, absent reflex>=6yo
3. Eye Symptoms: Bulbar or palpebral conjunctival injection - uni or bilateral
To differentiate bet watery and mucoid discharge diagnosis - perform microscopic investigation.
4. Photophobia: Common with trauma or infants with glaucoma or retinal disease. May also be
from migraine or meningitis.
5. White Pupil (Leukocoria): Refer to Pediatric Optha
Causes: - retinal detachment, cataract, retinal dysplasia, retinopathy of prematurity, and
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newborns retinoblastoma
6. Common pediatric condition need glasses: Down syndrome Marfan
syndrome
Ehlers syndrome
7. Eye Trauma is a Medical Emergency: Scratch or laceration to the cornea, blunt trauma to
the orbit, hyphema (blood collection), chemical or heat-related burns Goal: preservation of
vision and minimization of pain
Severe pain with restricted eye movement - RED FLAG!
8. What is a chalazion?: Benign, chronic lipogranulomatous inflammation of the eyelid
Firm painless lump on upper eyelid Blockage of the
meibomian gland (oil gland)
9. What puts a person at risk for a chalazion?: Hordeolum or any condition which may impede
flow through the meibomian gland.
Mite species that reside in lash follicles.
10. What are physical exam findings for a chalazion?: Painless Does NOT
involve lashes (Above lashes)
Lid edema or palpable mass
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Red or grey mass on the inner aspect of the lid margin Prevention :
Good eye hygiene
11. What is treatment for chalazion?: Warm, moist compresses 3x a day Antibiotic
eyedrops if secondarily infected: sulfacetamide or erythromycin
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Surgery
Follow-up : In 2-4 weeks
If still present after 6wks, follow up w/ophthalmologist
12. Hordeolum (Stye): - Cause: infection
- Symptoms: tender, painful, swelling
- Location: found at or near an eyelash follicle
- Treatment: warm compress, spontaneous drainage
13. What is blepharitis?: Inflammation/infection of the lid margins (chronic prob- lem)
14. What are the two types of blepharitis?: Seborrheic (non-ulcerative)- due to irritants
Ulcerative - infection of staph or strep
15. What can cause seborrheic blepharitis?: Irritants (smoke, makeup, chemi- cals)
16. What are s/s of seborrheic blepharitis?: Chronic inflammation of eyelid Erythema
Greasy scaling of anterior eyelid Loss of
eyelashes
Seborrheic dermatitis of eyebrows/scalp
17. What are s/s of ulcerative blepharitis?: Itching
Tearing
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