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30 Cards in this Set

  • Front
  • Back
What is a disadvantage of using direct ophthalmoscopy?
you can only see the central 30 degrees of the retina
How do you tell between a bacterial and a viral conjuctivitis?
Bacterial- purulent discharge
Viral- Watery discharge
Anterior Uveitis is also known as?
Throbbin achy pain, Miosis, redness around the limbus suggest?
T/F Conjuctivitis is NOT painful and does not interfere with vision
T/F Open angle glaucoma has no symptoms
What are the symptoms of Angle closure glaucoma?
Very painful
Fixed, mid dilated pupil
This condition presents with throbbing achy pain, miosis, and redness around the limbus
What is Keratitis?
inflammation of the cornea
A painful infection of the sebaceous glands at the base of the eyelashes

Tx with hot compress and antibiotics
This eye condition presents with pain, redness, a mid dilated pupil, and N/V
Angle closure glaucoma
Name 2 instruments to measure IOP
Schiötz tonometer
Applanation tonometer (gold stardard)
Describe what happens in open angle glaucoma
The aqueous fluid produced > fluid drained

Problem with drainage
In this condition, the lens thickens and pushes up the iris so much that drainage is impaired
Acute angle closure glaucoma
Name some cycloplegic drugs
atropine- lasts 2 weeks
cyclopentolate- <24 hrs
homatropine- 2-3 days
tropicamide- 6 hrs
What is the triad of Reiter's syndrome? (Reactive arthritis)
This is a viral infection of the cornea which frequently leaves a 'dendritic ulcer'
Herpes simplex keratitis
What is an iridectomy?
the surgical removal of part of the iris. Most frequently performed in the treatment of closed-angle glaucoma and iris melanoma
This is used as an eye drop to dilate the pupil without cycloplegia

It's contraindicated in angle closure glaucoma
A cheap antibiotic you can use to treat blepharitis
Sodium Sulfacetamide
What is the normal range of intra ocular pressure?
10 to 23 mm Hg. Patients with acute angle-closure glaucoma generally have pressures elevated to 40 to 80 mm Hg.
How do you treat a chalazion?
surgical curettage.
What is a synechia?
An eye condition where the iris adheres to the either the cornea (i.e. anterior synechia) or lens (i.e. posterior synechia). Synechiae can be caused by ocular trauma or iritis and lead to certain types of glaucoma
What is Diamox (Acetazolamide) used for?
For glaucoma sufferers, the drug decreases fluid formation in the eye resulting in lower intraocular pressure
In what condition would you see Flare and cells in the slit-lamp exam?
Found in the anterior chamber with traumatic iritis
cherry red dot near the fovea suggest?
Central artery occlusion
A patient presents with a physical finding of a chaotically blood-streaked retina with congested and dilated veins. What is the diagnosis?
Central retinal vein occlusion
Which anesthetic works the fastest, and which lasts the longest: proparacaine or tetracaine?
Proparacaine: rapid onset lasts 20 minutes

Tetracaine: delayed onset, lasts 1 hour
How do you treat open angle glaucoma?
Pilocarpine- causes miosis
BBs: Timolol
Alpha Agonist:Brominidine Tartrate
Lipid drops: Xalatan, Lumigan
What antibiotics are commonly used for corneal ulcers?