ophthalmology Flashcards

1
Q

Painful, red eye, increased lacrimation, blurry vision

A

Anterior uveitis

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2
Q

What condition is anterior uveitis associated with

A

Ankylosing spondylitis

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3
Q

what is the management of anterior uveitis?

A

urgent ophthalmology review,

cycloplegics (atropine) and steroids

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4
Q

unilateral reduced visual acuity, pain on moving eye

A

optic neuritis

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5
Q

loss of red colour vision

A

optic neuritis

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6
Q

what condition is optic neuritis associated with

A

multiple sclerosis

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7
Q

red eye, pain, tearing, loss of vision, gritty sensation

A

keratitis

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8
Q

which bacteria causes bacterial keratitis in contact lens wearers?

A

pseudomonas aerguinosa or staph aureus

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9
Q

whats the management of bacterial keratitis?

A

topical quinolones and cycloplegic for pain relief

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10
Q

what investigation is used for keratitis?

A

slit lamp

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11
Q

what is the management of bacterial conjunctivitis?

A

usually self limiting but chloramphenicol can be used in severe cases

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12
Q

what is the management of bacterial conjunctivitis in a pregnant woman?

A

fusidic acid in place of chloramphenicol

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13
Q

deep boring pain with severe red eye

A

scleritis

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14
Q

how do you differentiate between Scleritis and episcleritis

A

topical vasoconstrictors such as 10% phenylephrine

Scleritis is non blanching

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15
Q

sudden severe painful red eye, loss of visual acuity, fixed mid dilated pupil, nausea, headache

A

closed angle glaucoma

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16
Q

what is the management of closed angle glaucoma

A
  • urgent ophthalmology review
  • pilocarpine (meiotic) + IV acetazolamide (carbonic anhydrase inhibitor)
  • bilateral peripheral iridectomy once acute phase settled
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17
Q

sudden painless curtain like loss of vision

A

retinal detachment

18
Q

painless flashers and floaters

A

retinal detachment

19
Q

painful flashers or floaters

A

anterior uveitis

20
Q

sudden painless visual loss and red hue

A

vitreous haemorrhage

21
Q

what is the most common cuase of vitreous haemorrhage?

A

diabetic retinopathy

22
Q

sudden painless loss of vision + stormy sunset appearance on fundoscopy

A

central retinal vein occlusion

23
Q

sudden painless loss of vision + cherry red spot on fundoscopy

A

central retinal artery occlusion

24
Q

what is the management of cataracts?

A

phacoemulsification

25
Q

slow onset tunnel vision

A

open angle glaucoma

26
Q

what sign is most commonly seen on fundoscopy in open angle glaucoma

A

disc cupping

27
Q

what drugs can be used to manage open angle glaucoma

A

latanoprost, timolol, carbonic anhydrase inhibitors, meiotic, sympathomimetics

28
Q

what are the two mechanisms of action of the drugs used to manage open angle glaucoma

A
  1. reduce aqueous production: b-blockers, carbonic anhydrase inhibitors,
  2. increase uveoscleral outflow: prostaglandin analogues (latanoprost), sympathomimetic (brimonidine)
  3. constriction of pupil and opening of trabecular meshwork (meiotic (pilocarpine)
29
Q

bilateral subacute fluctuating visual loss, often worse at night

A

age related macular degeneration

30
Q

what finding is commonly seen in dry AMDR

A

drusen

31
Q

what finding is commonly seen in wet AMDR

A

new vessel formation

32
Q

what is the investigation of choice for AMDR

A

slit lamp microscopy

33
Q

what is the management for wet AMDR

A

anti VEGF, laser photocoagulation

34
Q

dot and blot haemorrhages, cotton wool spots and tortuous vessels

A

diabetic or hypertensive retinopathy

35
Q

AV nicking and copper wire appearance

A

hypertensive retinopathy

36
Q

what is the managment of herpetic keratitis?

A

topical aciclovir

37
Q

what nerve can be damaged in an orbital floor fracture?

A

infraorbital nerve

38
Q

double vision, worse on looking up, numbness of the face following trauma

A

orbital floor fracture

39
Q

ptosis and dilated pupil

A

third nerve palsy

40
Q

ptosis and constricted pupil

A

horners syndrome

41
Q

what is the liekly cause and management of small pus filled abscess on eyelid ( no change to vision)

A

sty - treat by soaking with wet flannel

42
Q

what eye condition is associated with hypermetropia? and myopia?

A

hypermetropia = acute angle closure glaucoma

myopia = primary open angle glaucoma