Ophtalmology Flashcards Preview

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Flashcards in Ophtalmology Deck (88):
1

middle aaged man who has to hold books at an arm legnth to read DX

presbyopia

2

physiopatho of presbyopia

lens elasticity problem

3

Quid of stye

acute small swelling along the margin of upper eyelid

4

bug causing stye

sta[hyolococcal abcess of the eyelid

5

first line rx of stye or hordeolum

warm compress

6

if failure after 48 h of Rx with warm compress for stye next step(2)

incision
drainage

7

visual loss with sensation of a curtain falling down

amaurosis fugax

8

cause of amaurosis fugax

retinal artery emboli(atherosclerosis)

9

clue for retinal artery emboli

zone of whitened edematous retina following distribution of retinal arterioles

10

clue primary open glaucoma(2)

cupping of the optic disc
constricted peripheral vision

11

rx of primary open glaucoma

timolol
laser trabeculoplasty

12

failure with laser trabeculoplasty in primary open glaucoma

surgical trabeculotomy

13

conditions predisposing to subconjonctival hemorrage(4)

rubbing eyes vigorously
coughing spell
HTA
coagulopathy

14

patient with grippe develops dischrage in the eye dx

viral conjonctivitis

15

rx of viral conjonctivitis(2)

cold and moist compresses
or antihistaminic

16

purulent discharge in eyes

bacterial conjonctivitis

17

bug involved in viral conjunctivitis

adenovirus

18

rx of bacterial conjuntivitis in lens wearer

quinolones

19

patietn with hyperosmolar hyperglycemia develops loss of vision why(2)

hyperosmolarity causes intraaccular hypotension
myopic increase in lens thickness

20

hiv patient with painfull loss of vision

HSV retinitis

21

painless keratinitis and retinitis in HIV patient bug in cause

CMV

22

sudden loss of vision with dilated pupil , painfull

acute angle closure glaucoma

23

rx of acute angle closure glaucoma

acetazolamide

24

definitive rx of acute angle closure glaucoma

laser peripheral iridotomy

25

lens wearer with red eyes bug en cause(2)

pseudomonas
serratia

26

quid of conjounctivitis in lens wearer(3)

medical emergency
remove lens
topical antibio

27

med used to reduce intraoccular pressure in glaucoma(4)

mannitol
acetazolamide
timolol
pilocarpine

28

what drug should not be used in glaucoma

atropine

29

why atropine should not be used in glaucoma(3)

its a mydriatic
pupil is in mydriasis during acute glaucoma
can worsen glaucoma

30

sudden loss of vision with floating debris on ophtalmoscopy

vitreous hemorrage

31

clue for vitreous hemorrage

fundus difficult to visualize

32

female with multiple neurologic presentation that interspaced between time periods and eye problem

Multiple sclerosis

33

eye problem in MS

optic neuritis

34

diabetic with decreased of vision acuity next step

ophtalmoscopy

35

ophtalmoscopy in diabetic patient(3)

simple retinopathy
proliferative retinopathy
proliferative and malignant retinopathy

36

stage 1 retinopathy in diabetics(3)

microaneurism
hemorrages
exsudates and retinal edema

37

stage 2 retinopathy in diabetics

cotton wool spots

38

stage 3 retinopathy in diabetics

newly form vessels

39

how to prevent complication in diabetic retinopathy

argon laser photocoagulation

40

sensation of curtain coming down in front of eyes what to check?

retine

41

clue for retinal detachment

flashes of light (photopsia)
floaters

42

quid of photopsia

flashes of light

43

quid of floaters

spots in the visual field

44

layers of retina(3)

choroid
neurosensory retina
retinal pigment epithelium

45

clue for dacryocystitis

press the medial canthus pus is seen

46

bacteria causing dacryocystitis(2)

staph aureus
B hemolytic strep

47

loss of central vision in patient > 50 ans dx

macular degeneration

48

how's navigationnal vision in macular degeneration

it's not affected

49

clue optic neuritis(3)

colors are washed out
pain with one eye movement
central scotoma

50

disease associated with clue optic neuritis

MS

51

hiv patient develops yellow white pathes of retinal opacification and hemorrages ,no pain low cd4 dx

retinitis a CMV

52

next step in intra occular foreign body(3)

fluorescein test
and wood lamp examination
or slit lamp

53

patient with watering red eyes vesicles and dendritic ulcer on cornea dx

keratite herpetic

54

clue varicella zoster in eye(2)

ocular sign plus
periorbital vesicles

55

clue for central vein occlusion in fundoscopy(5)

on fundoscopy
blood and thunder appearance
optic disk swelling
retinal hemerrage
dilated veins
cotton wool spots

56

clue for central artery occlusion in fundoscopy(3)

painless loss of vision

pallor of the optic disk
cherry red fovea
box car segmentation of blood in the retinal veins

57

loss of vision in central vein occlusion

painful

58

loss of vision in central artery occlusion

painless

59

risk factor for central vein thrombosis(4)

coagulopathy
hyperviscosity
chronic gluacoma
atherosclerotic risk factor

60

clue for herpes zoster infection in eye(2)

trigeminal distribution rash
plus
occular involvement

61

quid of sympathetic ophtalmia

damage of one eye after penetrating injury of the other eye

62

cause of sympathetic ophtalmia

uncovering of hiddens antigens(recognition)

63

clue for macular degeneration

distorsion of straight lines such that they appear wavy

64

risk factor for macular degeneration(2)

age
smoking

65

test for macular degeneration

grid test

66

first cause f blindness in industrialised country

macular degeneration

67

management of central retinal vein occlusion

occular massage and huigh flow o2

68

anatomy of carotid int(2)

artere ophtalmic------artere ciliare
-------- central artere retinienne

69

role of central retinal artery

supply inner retina

70

role of ciliary branches(2)

supply choroid
ant portion of the globe

71

patient develops swollen eyelids ,edematous conjonctiva and exsudates in the ant chamber after surgery for cataract

post op endophtalmitis

72

most common form of endophtalmis

post op endophtalmitis

73

patient with history of asthma and allergy develops itching of eyes

allergic conjonctivitis

74

patient with cafe au lait spot develops decrease in vision exophtalmos(2)

optic glioma
neurofibromatosis type 1

75

quid of cataract

lens opacification

76

rx of cataract(3)

phacoemulsification
intracapsular cataract extraction
extracapsular cataract extraction

77

why you have vision impairement in keratoconjunctivitis

corneal involvement

78

clue for retinal emboli

it's like a curtain falling down

79

patient with glucose in urine develops blurred vision ,why?

it's a diabetic with hyperosmolar state

80

keratitis with VZV and HSV

Painfull

81

painless retinitis not associated with keratitis orconjunctivitis

CMV retinitis

82

clue CMV on fundoscopy(2)

hemorrages
fluffy or granular lesions around the retinal vessels

83

risk factor for vitreous hemorrage

diabetic retinopathy

84

2 types of presentation of glaucoma

primary open angle glaucoma
acute angle closure glaucoma

85

primary open angle glaucoma(2)

gradual loss of peripheral vision
over years tunnel vision

86

influenza in USMLE(3)

rhinorrhea
mild sore throat
fever

87

acute angle closure glaucome clue(5)

eye pain in
dark space
stress
after taking drug
while fixing light bulb

88

grid test in macular degeneration

straight lines become curved