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25 Cards in this Set
- Front
- Back
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Drugs that cause mydriasis usually cause cycloplegia
T/F |
TRUE
Mydriasis (dilation) and Cycloplegia (relaxation of ciliary mm) Exception Phenylephrine (sympathomimetic) |
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Tropicamide
Parasympatholytic or Sympathomimetic? |
Parasympatholytic
Tropicamide is the shortest accting (20mins) |
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Cyclopentolate is a parasympatholytic - how long does it act
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50mins (max effect)(intermediate length)
patient can read in 3hrs |
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Atropine - sympathomimetic or parasympatholytic?
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Parasympatholytic (Long-acting)
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Phenylephrine - mydriasis or miosis
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Mydriasis
The only sympathomimetic to cause mydriasis |
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Pilocarpine (parasympothomimetic - constricts the pupil)
is a treatment for... |
Glaucoma
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Use of Acetylcholine
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Short acting myopic- used to constrict pupil in cataract surgery
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A Mydriatic is...
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Drug for DILATION of pupil
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A Myotic is...
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Drug for CONSTRICTION of pupil
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Timolol, Betaxolol, Levobunolol, Carteolol
1) Drug Class? 2) Rx for? |
1) Beta blockers
2) Glaucoma |
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This drug is used to lower IOP in the ELDERLY by inducing miosis and ciliary body spasm (cyclotonia) which results in accommodation spasm leading to blurred vision and headaches.
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Pilocarpine 1-4%
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Brimonidine
1) Drug Class 2) Rx for? 3) MoA |
1) Topical Alpha 2 Agonist
2) Glaucoma by 3) BOTH inc outflow, dec prod. |
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Latanoprost
1) Drug Class 2) Rx for? 3) MoA |
1) Topical Prostaglandin
2) Glaucoma 3) Increasing uveoscleral outflow |
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Dorzolamide
1) Drug Class 2) Rx for? 3) MoA |
1) Topical Carbonic Anhydraze Inhibitor
2) 2nd line Glaucoma 3) Reduces Aqueous Humour production |
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Acetazolamide
1) Drug Class 2) Rx for? 3) MoA 4) SE's |
1) Systemic Carbonic Anhydraze Inhibitor
2) 3rd line Glaucoma 3) Reduce Aqueous Humour production 4) Common - Finger/Toe parasthesia, malaise, Renal Stones, Abdo Pain |
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The use of topical steroids increases the patients chance of aquiring glaucoma
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TRUE
Steroid Glaucoma |
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Opticrom (Disodium Cromoglycate)
1) Drug Class 2) Rx for 3) MoA |
1) AntiHistamine
2) Severe allergic Conjunctivitis 3) Stabilise mast cells |
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Poor tear and salivary production associated with Rheumatoid Arthritis.
Diagnosis? |
Sjögren's syndrome
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Hypromellose
1) Drug Class |
Artificial tear
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Uses of topical steroids (4)
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Blephritis
Allergic conjunctivitis Anterior uveitis Chronic inflammatory corneal conditions |
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Complications of topical steroids (5)
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Viral keratitis (HSV) worsens
Lowers resistance to other pathogens Cataract Steroid induced (Post sub-capsular) Glaucoma (dec. uveocleral flow) Delays epithelial healings and corneal melt |
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Systemic steroids (5)
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Ciliary body & choroid(uveitis)
Retina (DR & Wet AMD) Optic Nerve (Neuritis) Dysthyroid eye disease Giant Cell Arteritis |
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Dangers of systemic steroids (5)
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Diabetes
Glaucoma Cataract Wt Gain Hypertension |
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Fluorescein drops used for...
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observing denuding of the epithelial layer.
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Rose Bengal 1% used for...
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Dry spots on the eye and damaged cells
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