Ocular Emergencies (1) Flashcards
What is an acute closed angular glaucoma
Build up of aqueous fluid in the anterior chamber of the eye leading to a raised intraocular pressure
What causes an acute closed angular glaucoma (4)
Cataracts // Diabetic Retinopathy // FH // Tumours
Pathology of a acute closed angular glaucoma
Iris blocking Canal Of Schlemn
==> Where aqueous fluid will normally leave the eeye from
What is the treatment of an acute closed angular glaucoma
Laser Iridotomy
What is an Oribital Cellulitis
Staph infection around the eye
==> Leads to mass swelling around the eye closing up the eye
What is the disease which is a systemic vasculitis affecting the temporal arteries
Giant Cell Arteritis
What does Giant Cell Arteritis have a strong relation with (what disease)
Polymyalgia Rheumatica
What is the treatment of Giant Cell Arteritis
Steroids
The conjunctiva is located where
In front of Sclera
What can cause Conjunctivitis? (3)
Which is the most common cause of it
Bacteria (most common => Staph aureus)
Viral
Allergy
What is the treatment for Conjunctivitis
Chloramphenicol
==> Can be self resolving too
Corneal ulcers are otherwise known as what?
What is it?
Keratinitis
Ulceration of cornea due to infection
What treatment is given to Corneal Ulcer Px?
Who is at a greater risk of Corneal Ulcers?
Chloramphenicol
==>Contact lens users
The Uvea consists of what 3 structures?
Iris
Ciliary Body
Choroid
Uveitis is defined as what?
What is it normally caused by
Inflammation fo the Uvea (iris / ciliary body / choroid)
Normally caused by AI conditions
What AI conditions are associated with Uveitis (2)
IBD
Reactive Arthritis (joint swelling post infection)
What is the treatment of Uveitis
Steroids
Episcleritis // Sclerites is highly associated with what as its cause
Give 4 examples of these
Autoimmune conditions
SLE
RA
IBD
Sarcoidosis
What are 3 treatments that can be given in Episcleritis / Scleritis
Steroids
NSAIDS
Immunosuppresants
What is the name of the condition that is common in old people where the Vitreous body detaches itself away from the retina
Posterior Vitreous Detachment (PVD)
What are 2 symptoms from a PVD
Painless
Floaters
What is Retinal Detachment
A retinal tear that leads to aqeuous fluid in the space between retina + choroid
==> Retina detaching from choroid
What are 4 causes of Retinal Detachment
PVD
Diabetic retinopathy
Trauma
FH
What are 2 symptoms of a retinal detachment
Flashes + Floaters
