Eyes Flashcards

1
Q

Pt with vision that is not affected, acute redness, and lacrimation, gritty burning, absent to mild pain, the eye blanches with phenylephrine. What does this describe?

A

episcleritis

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2
Q

What treatment is recommended for episcleritis?

A

eye lubricants
NSAIDs
corticosteroids

Start topical then go to oral

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3
Q

Scleritis is or is not sight-threatening?

A

is sight-threatening

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4
Q

Hx of rheumatoid arthritis, and severe boring eye pain, and erythema, what’s the most likely dx?

A

Scleritis

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5
Q

Violaceous Hue (blueish hue) in the sclera is specific to ?

A

Scleritis

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6
Q

You come across an eye disorder that does not blanch with phenylephrine what would you consider

A

scleritis

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7
Q

What is uveitis?

A

intraocular inflammation

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8
Q

What type of uveitis is most common?

A

anterior 60-90%

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9
Q

Hypopyon is?

A

pus in the anterior chamber of the eye

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10
Q

What causes cataracts?

A

The lens becomes cloudy or darkened (with proteins)

Aging, disease, UV rays, smoking, medications

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11
Q

what is the biggest risk factor for cataracts?

A

age

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12
Q

Why is age a big factor in cataracts?

A

the eye cannot shed cells and this causes the buildup of proteins over time that lead to opacities

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13
Q

What are some external risk factors for developing cataracts?

A

UV light/radiation
Cigarettes
long term corticosteroids
DM

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14
Q

What is the tx for cataracts? when do you tx?

A

surgery

Phacoemulsification, when it affects ADLs

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15
Q

What is significant about Leukocoria in children?

A

malignant neoplasm of the retina found in retinoblastoma

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16
Q

How does glaucoma occur?

A

if the drainage of aqueous humor is slower than the production; it causes a buildup of pressure that transmits to the macula

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17
Q

What causes acute angel-closure glaucoma?

A

narrowing or closure of the anterior chamber

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18
Q

a 70-year-old Asian American woman who comes out of a dark theatre develops sudden severe acute pain, what would you suspect?

A

angle-closure glaucoma

19
Q

What form of glaucoma is precipitated by mydriasis = dilation of the pupil?

A

angle-closure glaucoma

20
Q

What clinical finding on the exam would you see in glaucoma?

A

cupping of the optic disc

21
Q

What is rhegmatogenous retina detachment?

A

detachment due to a tear

22
Q

What clinical findings would you see with retinal detachment?

A

flashes and floaters

23
Q

Clinical findings would be present for vitreous hemorrhage?

A

sudden vision loss
floaters
no pain or redness
bleeding inside eye

24
Q

Where does vision loss occur in macular degeneration? Is it reversible?

A

loss of central vision loss, no

25
Q

Maculopathy can be inferred from what clinical finding on PE?

A

retinal drusen bodies

26
Q

What are drusen bodies?

A

they are small, discrete spots that are slightly more yellow than the retina and most commonly a consequence of aging and may be a precursor to macular degeneration. *use Amsler grid to determine macular degeneration

27
Q

What is hordeolum?

A

acute inflammatory infectious process affecting sebaceous glands of eyelid-cause by Saph aureus

28
Q

What is the most common pathogen that causes a style hordeolum?

A

staph aureus

29
Q

What is the clinical presentation of hordeolum?

A

red, swollen tender

looks like a small pustule

30
Q

What is a chalazion?

A

Cyst due to blockage of the meibomian gland. Treat with warm compress to the eye.

31
Q

What is blepharitis?

A

inversion of the eyelid due to degeneration of the fascia

eyelashes are touching the eye

32
Q

What are the clinical findings of entropian?

A

eye discomfort
xs tearing-blocked lacrimal duct
redness
vision in

33
Q

What is dacryocystitis?

A

inflammation of the lacrimal sac due to partial obstruction of the nasolacrimal system

34
Q

What is a dacryocystocele?

A

Mucocele that forms in the lacrimal sac due to congenital NLD obstruction.

Presents as a bluish-gray mass in the inferomedial to the medial canthus.

Initially sterile but can become infected.

35
Q

What is typically a cause of viral conjunctivitis?

A

adenovirus

36
Q

a conjunctivitis pt has serous watery dc what type would you suspect?

A

viral

37
Q

a conjunctivitis pt has purulent dc what type would you suspect?

A

bacterial

38
Q

Profuse purulent discharge, of the eye, should have what high your differential?

A

gonorrhea

39
Q

You observe cobblestone papillae when examining the eyelid of a pt, other clinical signs are pruritic, and redness. what is it?

A

allergic conjunctivitis

40
Q

What is keratoconjunctivitis sicca?

A

dry eyes

41
Q

a patient presents with a yellow elevated nodule on the eye

A

pinguecula

42
Q

A pt lives in an Arizona dry desert area presents with fleshy triangular encroachment of colored part of the eye what does he have?

A

pterygium

43
Q

What is preseptal cellulitis?

A

An infection of periorbital tissues (eyelid) superficial to the orbital septum