Exam 5 Eye Flashcards Flashcards by Scott Gunderson | Brainscape

Q

Orbital Cellulitis

A

Usually spread of sinusitis (staph)

Fungal infection in AIDS

Medical emergency

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Q

Blepharitis

A

Inflammation of eyelid

Usually staph or adenovirus
(can be mites)

Usually bilateral

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Q

Hordeola / Chalazia (stye)

A

Hordeolum (stye)
Staph

Chalazion
Granuloma formation

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Q

Conjunctivitis (pink eye)

A

Usually adenovirus
Longer course than bacterial

Self limited

Wash hands!

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Q

Follicular Conjuntivitis

A

Least severe

No corneal involvement

Adenovirus
HSV
Varicella-Foster

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Q

PCF

A

Follicular conjuntivitits + more symptoms

Adenovirus

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Q

EKC

A

Like PCF but with corneal involvement

Easily spread

Rule of “8”

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Q

Acute epidemic hemorrhagic conjuntivitis

A

Bloody eyes

Usually result of crowded areas

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Q

Bacterial Conjunctivitis

A

Discharge

Acute: self limiting

Hyperacute: give Abx
Spreads to cornea

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Q

Inclusion Conjuctivitis

A

Chlamydia

Inclusion bodies in infected cells

Fluid transmitted
mom>kid

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Q

Trachoma

A

Chlamydia

LEADING CAUSE OF BLINDNESS

Flies are mechanical vector

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Q

SAFE

A

S: surgery

A: Abx (only on needed for IC)

F: Facial Cleanliness

E: Environmental change

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Q

Neonatal Conjunctivitis

A

N. gonorrhoea and C trachomatis

Passed during birth

Prphylaxis with silver nitrate and tetracycline

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Q

Keratitis (general)

A

Unilateral

Pain and photophobia

IMPAIRED VISION

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Q

HSV Keratitis

A

Usually HSV reactivation

Adults

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Q

Stromal HSV Keratitis

A

Stromal (more serious)

Epithelial (more common)
Dendritic ulcers

Q

VZV Recrudescence

A

Trigeminal demarcation

Can invlve eye

Q

Adenovirus keratitis

A

“pinpoint lesions”

Q

Viral Keratitis Treatments

A

Acyclovir

HSV and VCV

Q

Bacteral keratitis

A

Hard for bacteria to get to cornea

Usually from contact lenses

Q

Bacterial keratitis

Psudomonas

A

Green!

Contacts

“quorum sensing” allows conc. Increase

Q

Fungal keratitis

A

Immunocompromised

Q

Acanthamoeba keratitis

A

Free living amoeba

Also associated with contacts

Q

CMV retinitis

A

AIDs

Visual field loss

CMV

CHEESE PIZZA

Q

CMV Treatment

A

Antivirals or surgery (implant)

Q

Other retinitis

A

HSV and CSV

Also poor prognosis

Q

Endopthalmitis

A

Several layers

CATARACT SURGERY
Intro of normal flora

Q

Endogenous endophthalmitis

A

diabetes

IV drug use

CANDIDA