Shared Flashcard Set

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EENT Review
.
47
Health Care
Graduate
09/09/2009

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Cards

Term
which is painful to the pt, hordeolum or chalazion?
Definition
hordeolum
Term
what is masquarade syndrome?
Definition
persistant inflammation of the eye lid that my develop into cancer
Term
3. Hordeolum, Scarring of eyelid margin, Misdirection of eyelashes, and corneal irritation/ulcer are complications of what disease process?
Definition
blepharitis
Term
4.Most common etiology for entropion and ectropion?
Definition
aging
Term
lacrimal sac disorders which is an urgent referral to an Ophthalmologist?
Definition
dacryocystocele
Term
6. What is the most common cause of tearing in children < 1 year
Definition
dacryostenosis
Term
7. What is the definition of Conjunctivitis?
Definition
• Inflammation of the bulbar and/or palpebral conjunctiva for less than four weeks
Term
8. What is the chief characterization of conjunctivitis?
Definition
• All conjunctivitis is characterized by red eye….but not all red eye is conjunctivitis
Term
9. What is the most common eye disorder?
Definition
• Conjunctivitis-most likely cause of red eye and discharge
Term
10. What organisms cause neonatal conjunctivitis?
Definition
chlamydia and gonnorrhea
Term
11. What organisms cause acute bacterial conjunctivitis?
Definition
• Staph aureus-Adults
• Hib-children
• Pseudomonas aeruginosa-contact wearers
Term
12. Is conjunctivitis usually unilateral or bilateral? Is vision affected?
Definition
• Typically unilateral and vision is unaffected
Term
13. What are the typical treatments for conjunctivitis
Definition
• Erythromycin
• Sulfa Ophthalmic drops
• Bacitracin Ophthalmic ointments
• Sulfacetamide
• Fluoroquinolones drops-more expensive
Term
14. What type of conjunctivitis is an ophthalmic emergency?
Definition
hyperacute
Term
15. How is hyperacute conjunctivitis treated?
Definition
• Irrigate with saline to dilute exotoxins
• Ceftriaxone 1g IM
• See patient daily
Term
16. What is the most common cause of blindness worldwide?
Definition
• Trachoma-caused by Chlamydial trachomatis serotypes A-C-causes corneal scarring
Term
17. What is the pathophysiology of trachoma?
Definition
• Repeated follicular inflammation leads to eyelid scarring
• Eyelid scarring leads to entropion
• Eyelash abrasion leads to corneal opacification and subsequent blindness
Term
18. What is the treatment for trachoma?
Definition
• Azithromycin oral or ophthalmic
• Surgery to correct eyelid deformities
• Transplant of cornea
Term
19. Which type of conjunctivitis is considered an STD?
Definition
inclusion conjuctivitis
Term
20. When diagnosing inclusion conjunctivitis what important presentation symptom should be considered when diagnosing?
Definition
• Concurrent asymptomatic urogenital infection
Term
21. What is the treatment for Inclusion Conjunctivitis
Definition
• “cline”—tetracycline, doxycycline
• Erythromycin and azithromycin
Term
22. What is the “gold standard” for diagnosis of Newborn conjunctivitis?
Definition
isolation by culture
Term
23. What is the treatment for Newborn Conjunctivitis?
Definition
• Erythromycin oral/drops
• Penicillin G
• Gentamicin
Term
24. What type of conjunctivitis is highly contagious
Definition
viral
Term
25. What are the two types of Viral Conjunctivitis
Definition
• PCF-pharyngoconjunctival fever-most commonly caused by Adenovirus type 3
• EKC-Epidemic Keratoconjunctivitis –caused by Adenovirus type 8, 19, 29, and 37
Term
26. How does the presentation of EKC differ from PCF?
Definition
• EKC may have:
o pseudo membrane
o Swollen lids
o Decreased visual acuity
o Severe FB sensation
o Keratitis with corneal infiltrates that degrade acuity
• PCF may have
o Tarsal conjunctiva may become bumpy
o May have viral prodrome (adenopathy, fever, pharyngitis and malaise)
o Palpable preauricular lymphadenopathy
Term
27. What are the treatments for EKC or PCF
Definition
• Cold compresses
• Typically resolve without treatment in 1-3 weeks
• With EKC consider referral for confirmation of diagnosis and possible steroids to prevent scarring
Term
28. What is a common conjunctival disorder in elderly women?
Definition
keratoconjuctivitis sicca
Term
29. What are 3 common types of allergic conjunctivitis
Definition
acute, seasonal, perenneal
Term
30. If a patient presents with red, itchy, burning, tearing, and watery discharge and has known allergies of mold, what type of conjunctivitis would the patient be most likely diagnosed with?
Definition
perrennial allergic conjuctivitis
Term
31. Which eye disorders are related to UV exposure?
Definition
• Pinguecula
• Pterygium
Term
32. Pinguecula occurs 90% of the time on the nasal side of the bulbar conjunctiva?
Definition
• False-Pterygium occurs on the nasal side
Term
33. The lens is the major refractive surface of the eye?
Definition
Term
34. Without pathogenesis the cornea is a vascular surface?
Definition
False - cornea is avascular
Term
35. What is the most critical sign for a foreign body?
Definition
• Finding the particulate matter
Term
36. Is a corneal abrasion typically an acute presentation or subacute?
Definition
acute
Term
37. What is the most common etiology for corneal ulcers?
Definition
• Infection
Term
38. What is a complication of a corneal ulcer?
Definition
corneal scaring; obscured vision
Term
39. Bacterial Keratitis is caused by
Definition
A. Direct corneal trauma
B. Tear film abnormalities
C. Hypoxic trauma from contact lens wear
D. Microbial invasion
Term
40. What are some complications to bacterial keratitis?
Definition
• Corneal perforation
• Corneal scarring with obscured vision
Term
41. What is the hallmark sign for Herpes Simplex Keratitis?
Definition
dendritic corneal ulcer
Term
42. What is Hutchinson’s sign?
Definition
• If tip of nose is involved, eye is involved in ~75% of cases
Term
43. What is the presentation hallmark of Herpes Zoster Ophthalmicus?
Definition
• A vesicular rash that involves the first division of CN5 that presents in a dermatomal distribution and respects the midline
Term
44. What is the important cause of keratitis in contact lens wearers?
Definition
acanthomeoba keratitis
Term
45. The treatment for Hyphema includes all of the following except?
Definition
aspirin
Term
46. What is the most common cause of corneal degeneration?
Definition
arcus senillis
Term
47. A 35 year old patient presents to your office with a yellow band of opacity around the periphery of his cornea. What two disease processes would you further investigate?
Definition
• CAD and CV disease
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