Midterm Exam: NR511 / NR 511
(Latest Update 2024 / 2025) Differential Diagnosis & Primary Care Practicum | Exam Review Questions & Answers| 100% Correct | Grade A - Chamberlain
Question:
Symptoms of corneal abrasion
Answer:
foreign body sensation of the eye, gritty eye sensation, unilateral eye watering pain, photophobia, mild erythema of the conjunctiva
Question:
Treatment for subconjunctival hemorrhage
Answer:
supportive, resolves in 2-3 weeks check INR if on warfarin
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Question:
Differentials for red and itchy eyes
Answer:
allergic conjunctivitis (mucusy, itchy, burning, seasonal) bacterial conjunctivitis (purulent, AM crust, kids) viral conjunctivitis (watery, A/W URI) toxic conjunctivitis (r/t meds, chemicals, toxins) blepharitis
Question:
Chalazion
Answer:
a nodule or cyst, usually on the upper eyelid, caused by obstruction in a sebaceous gland. PAINLESS. HARD. May have been style first; also commonly associated with blepharitis.
No pain, gradual onset, self-resolves
Question:
Main difference between chalazion and stye
Answer:
chalazion - blockage, no pain stye - infection, pain 2 / 4
Question:
Stye/hordeolum
Answer:
Small infected bump on the eyelid, usually in between the eyelash hairs because the HAIR FOLLICLE is infected. More of a yellowish pustule.TENDER. Can evolve to chalazion.
heals on its own (usually after it bursts)
Question:
Diplopia
Answer:
double vision can be temporary or persistent if persistent, needs more investigation
Question:
Causes of monocular diplopia
Answer:
Mono r/t occurs when only one eye open Cataracts Dry eye Retinal abnormalities 3 / 4
Astigmatism (refractive error, r/t blurry vision)
Question:
Cataracts
Answer:
clouding of the lens vision loss blurry vision, light sensitivity, hard to see in dark/glare at night, difference in vision between the eyes, diplopia in one eye
tx: surgery
Question:
Binocular diplopia causes
Answer:
bi - double vision with two eyes open
STRAbismus (STRay - eyes not aligned) stroke, TIA head injury brain tumors, aneurysms diabetes, thyroid MG, MS
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