Opthalmology Flashcards
Raccoon eyes
Battle sign
Basal skull fracture
Rust ring on cornea
Foreign body in eye
Blow out fracture
CT scan
Nasal decongestants , hold sneeze
Dendritic lesion
Herpetic keratitis
Central artery occlusion
Cherry red spot ; box carring
Emergency / recumbent position & gentle ocular massage
Central retinal vein occlusion
Unilateral painless vision loss
Optic disc swelling & blood / thunder retina
VEGF inhibitors
Acute angle closure glaucoma
Emergency Painful eye and vision loss Steamy cornea ; fixed mid dilated pupil ; tearing , red N/V abd diaphoresis IV carbonic anhydrase inhibitor ( acetazolamide) Topical B blocker Osmotic diuresis ( mannitol) NO mydriatics / avoid it
Open angle glaucoma
Close monitoring
Chronic re
Decrease aqueous production by b blocker , acetazolamide
Alpha agonists ( brimonidine)
Orbital cellulitis
Strep pneumoniae Staph aureus H influenzae GNB MRSA
Ptosis Eyelid edema Exophthalmos Purulent discharge Conjunctivitis
WBCs elevated
Emergency IV abx Nafcillin Metronidazole Clindamycin
Dacryocystitis
Staph aureus/ epidermis
B H strep
Candida
Warm compresses and abx
Hordeolum
Painful
Internal : infection of Mebomian gland
External : glands of moll or zeis
Staph aureus
Warm compresses
ChAlazion
Painless
Inflammation of internal hordeolum / meibomian gland
Viral conjunctivitis
Adenovirus 3/8/ 19
Vasoconstrictor - antihistamine drops
Bacterial conjunctivitis
Strep pneumoniae
Staph aureus
Hadmophilus aegyptius
Moraxella
Chlamydia trachomatis ( mucopurulent ; preauricular adenopathy) Neisseria gonorrhoeae ( unilateral)
Pinguecula
Yellow mass on conjunctiva
Nasal side
Cosmetic otherwise no rx
