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3rd Med => Ophthalmology > Ocular Emergencies (1) > Flashcards

Ocular Emergencies (1) Flashcards

1
Q

What is an acute closed angular glaucoma

A

Build up of aqueous fluid in the anterior chamber of the eye leading to a raised intraocular pressure

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2
Q

What causes an acute closed angular glaucoma (4)

A

Cataracts // Diabetic Retinopathy // FH // Tumours

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3
Q

Pathology of a acute closed angular glaucoma

A

Iris blocking Canal Of Schlemn

==> Where aqueous fluid will normally leave the eeye from

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4
Q

What is the treatment of an acute closed angular glaucoma

A

Laser Iridotomy

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5
Q

What is an Oribital Cellulitis

A

Staph infection around the eye

==> Leads to mass swelling around the eye closing up the eye

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6
Q

What is the disease which is a systemic vasculitis affecting the temporal arteries

A

Giant Cell Arteritis

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7
Q

What does Giant Cell Arteritis have a strong relation with (what disease)

A

Polymyalgia Rheumatica

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8
Q

What is the treatment of Giant Cell Arteritis

A

Steroids

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9
Q

The conjunctiva is located where

A

In front of Sclera

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10
Q

What can cause Conjunctivitis? (3)

Which is the most common cause of it

A

Bacteria (most common => Staph aureus)

Viral

Allergy

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11
Q

What is the treatment for Conjunctivitis

A

Chloramphenicol

==> Can be self resolving too

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12
Q

Corneal ulcers are otherwise known as what?

What is it?

A

Keratinitis

Ulceration of cornea due to infection

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13
Q

What treatment is given to Corneal Ulcer Px?

Who is at a greater risk of Corneal Ulcers?

A

Chloramphenicol

==>Contact lens users

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14
Q

The Uvea consists of what 3 structures?

A

Iris

Ciliary Body

Choroid

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15
Q

Uveitis is defined as what?

What is it normally caused by

A

Inflammation fo the Uvea (iris / ciliary body / choroid)

Normally caused by AI conditions

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16
Q

What AI conditions are associated with Uveitis (2)

A

IBD

Reactive Arthritis (joint swelling post infection)

17
Q

What is the treatment of Uveitis

A

Steroids

18
Q

Episcleritis // Sclerites is highly associated with what as its cause

Give 4 examples of these

A

Autoimmune conditions

SLE
RA
IBD
Sarcoidosis

19
Q

What are 3 treatments that can be given in Episcleritis / Scleritis

A

Steroids

NSAIDS

Immunosuppresants

20
Q

What is the name of the condition that is common in old people where the Vitreous body detaches itself away from the retina

A

Posterior Vitreous Detachment (PVD)

21
Q

What are 2 symptoms from a PVD

A

Painless

Floaters

22
Q

What is Retinal Detachment

A

A retinal tear that leads to aqeuous fluid in the space between retina + choroid

==> Retina detaching from choroid

23
Q

What are 4 causes of Retinal Detachment

A

PVD

Diabetic retinopathy

Trauma

FH

24
Q

What are 2 symptoms of a retinal detachment

A

Flashes + Floaters

3rd Med => Ophthalmology (7 decks)

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