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Pathology 2 > Eye > Flashcards

Eye Flashcards

0
Q

Eccentrically pushes eyeball

Neoplastic

A

Positional proptosis

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1
Q

Central symmetric extrusion

Graves optic glioma

A

Axial Proptosis

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2
Q

Submucosal fibrovascular CT that migrates to cornea

A

Pterygium

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3
Q

Yellowish submucosal elevation that does not invade cornea

Saucer like corneal depression

A

Dellen

Pingueculum

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4
Q

Optical tyndall effect allowing choroid visualization
Osteogenesis imperfecta

RA

A

Blue sclera

Necrotizing scleritis

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5
Q

Causes of keratitis

A

Herpes simplex
Herpes zoster
Acanthomoeba

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6
Q

Accumulation of urochrome pigment distorting color perception

A

Nuclear sclerosis

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7
Q

Inc resistance to aqueous outflow

A

Open angle glaucoma

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8
Q

Peripheral zone of iris adheres to trabecular meshwork

A

Angle closure glaucoma

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9
Q

Characteristic optic nerve and visual field changes without inc IOP

A

Normal pressure glaucoma

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10
Q

Mutton fat keratic precipitates in anterior segment

Candle wax drippings in posterior segment

A

Granulomatous uveitis

Sarcoidosis

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11
Q

Granulomatous reaction in contralateral eye

Trauma on affected eye

A

Sympathetic ophthalmia

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12
Q

Glaucoma drugs

Dec aqueous humor synthesis

A

Alpha agonists
Beta blockers
Diuretics

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13
Q

Glaucoma drugs

Inc outflow/open meshwork

A

Direct: cholinomimetics
Indirect: Ach inhibitors
Prostaglandin

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14
Q

Arteriosclerosis
Copper/silver wiring
Cotton wool spots
Focal choroidal infarcts: elschnig pearls

A

Hpn retinopathy

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15
Q

Neovascularization

A

DM retinopathy

16
Q

Fragments lodged in retinal circulation

Cherry red spot

A

Hollenhorst plaques

CRAO

17
Q

Leading cause of irreversible blindness in the developed world
Oxidative stress

A

Age related macular degeneration

18
Q

Yellow deposits in macula

Choroidal neovascularization

A

Drusen

Age related macular degeneration

19
Q

Apoptosis of rods and cones

Waxy pallor of the optic disk

A

Retinitis pigmentosa

20
Q

Early night blindness
Dec central VA
Refsum disease

A

Retinitis pigmentosa

21
Q

Most common primary intraocular malignancy in pedia

A

Retinoblastoma

Leukocoria

22
Q

flexner wintersteiner rosettes

A

Retinoblastoma

23
Q

Bupthalmos
Megalocornea
Staphyloma: uveal tissue may line ectatic sclera

A

Glaucoma

24
Q

MCC of demyelination of optic nerve

A

MS
Ethambutol
Optic neuritis

Pathology 2 (20 decks)

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