©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED
FIRST PUBLISH OCTOBER 2024
AHN 577 exam 1 Practice Questions and
Answers
Inflammation of mucous membrane that lines the surface of the eyeball and inner eyelid - Ans:✔✔-
conjunctivitis
bilateral eye disease with copious, watery discharge and follicular conjunctivitis - Ans:✔✔-viral
conjunctivitis
Common bugs of viral conjunctivitis - Ans:✔✔-Adenovirus (associated with fever, pharyngitis, malaise),
HSV (typically unilateral), enterococcus or coxacki virus can cause hemorrhagic conjunctivitis
purulent discharge, eyelid matting, blurred vision, mild discomfort - Ans:✔✔-bacterial conjunctivitis
Treatment of viral conjunctivitis - Ans:✔✔-symptomatic treatment, artificial tears, typically self limiting
to 10 days. Ganciclovir gel and/or oral valacyclovir/acyclovir for HSV conjunctivitis
Common bugs of bacterial conjunctivitis - Ans:✔✔-Strep, MRSA, pseudomonas, H. flu, moraxella.
Gonorrhea can be an emergency
Treatment of bacterial conjunctivitis - Ans:✔✔-Usually self-limiting, 10-14 days. Sulfacetamide drops,
gentamycin drops
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, ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED
FIRST PUBLISH OCTOBER 2024
treatment of gonorrhea conjunctivitis - Ans:✔✔-Rocpehin 500mg IM x1, if over 150kg give 1g IM x1, can
rapidly lead to perforation if untreated
Chlamydia conjunctivitis treatment - Ans:✔✔-leading cause of blindness worldwide. Give 1g
azithromycin PO x1, can lead to recurrent episodes in children
"Inclusion Conjunctivitis" doxycycline 100mg bid x 7 days '
May need surgical treatment to correct lid deformities and corneal transplants
Usually chronic, asymptomatic initially, will see cupping of disc, loss of peripheral visual fields, central
vision preserved. IOP >21, usually 30-50mmhg - Ans:✔✔-open angle glaucoma
Treatment of open angle glaucoma - Ans:✔✔-beta blockers, carbonic anhydrase inhibitors, prostaglandin
analogs, cholinergic agonists. Laser or trabeculectomy
Sudden onset of symptoms, eye pain, blurred vision, halos around lights, fixed and dilated non-reactive
pupil, nausea, abdominal pain, red eye, steamy cornea - Ans:✔✔-closed angle glaucoma. IOP 40-90,
EMERGENCY
Treatment of closed angle glaucoma - Ans:✔✔-Acetazolamide, osmotic diuretics, laser iridectomy once
pressures stabilize
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, ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED
FIRST PUBLISH OCTOBER 2024
Normal IOP - Ans:✔✔-10-21 mmHg; however IOP outside of the range is not pathogenic for glaucoma; it
is only simply a risk factor associated with the development or progression of glaucoma
Normal "cup to disc" ratio - Ans:✔✔-0.1-0.5, if elevated causes "cupping" which suggests glaucoma
Corneal Abrasions - Ans:✔✔-s/s: severe pain, photophobia
Can be caused by organic matter or dirt, with or without tissue necrosis will need tetanus booster within
5 yrs
Can be caused by metallic foreign bodies or associated with minimal tissue destruction- tetanus booster
in 10 yrs
Treatment of corneal abrasions - Ans:✔✔-Bacitracin-polymyxin eye ointment
Mydriatic
-Topical analgesics or oral NSAIDs,
- Don't pad eye unless its a laceration
- smoking affects healing time (slower)
Eye Lacerations - Ans:✔✔-If lower lid not involved can be sutured
Conjunctiva- sutures not necessary, topical abx to prevent infection
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