Infxn of the eye Flashcards Preview

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Flashcards in Infxn of the eye Deck (18):
1

Bacterial Conjunctivitis

cause

**S. Aureus
**Strep pneumo
direct contact

2

Bacterial Conjunctivitis

S/s

purulent discharge
lid crusting
NO sight change
NO ciliary injection
Fluor stain lesions/keratitis

3

Bacterial Conjunctivitis

Tx

Erythromycin
Fluoroquinolone (moxifloxacin) *Pseudo/contacts
aminoglyocosides *pseudo/contacts

4

Bacterial Conjunctivitis

Clamydia/Gonn TX
(non-chloro swimming, birth)

admit
IV + topical ABX
Gonn - ceftriaxone
Clamydia (Zpack)

5

Viral conjunctivitis

cause

*Adenovirus
swimming

6

Viral conjunctivitis

S/s

FB sensation
itching, allergy
NO vision loss
Preauricular lymph
watery discharge
punctuate staining

7

Viral conjunctivitis

Tx

Supportive
compresses, tears, antihistimine

8

Bacterial Keratitis

cause

Pseudomonas
contacts

9

Keratitis

S/s

pain
photophobia
reduced vision
tearing
conjunctival erythema

10

Bacterial Keratitis

PE

conjuctival inj/erythema
ciliary injection (limbic system)
corneal ulceration/defect on slit lab
HAZY CORNEA

11

Herpes Simplex Keratitis

PE

conjuctival inj/erythema
ciliary injection (limbic system)
corneal ulceration/defect on slit lab
DENDRITIC LESION = SQUIGGLY LINE FL STAIN

12

Bacterial Conjunctivitis

Tx

fluoriquinolone drops
(moxifloxacin, gatifloxacin
NO PATCH

13

HSV Keratitis

Tx

Trifluridine drop
acyclovir

14

Orbital Cellulitis

cause

usually 2ndary to Bacterial sinus infxn (ethmoid)
S. aureus, S. Pneumo, H. influ, GABHS

15

Septal Orbital Cellulitis

S/s

decreased vision
pain w/ movement
proptosis
eyelid erythema & edema

16

Orbital Cellulitis

Dx

CT

17

Orbital Cellulitis

Tx

Septal - IV ABX
Vanc, clinda,
Preseptal - amoxi

18

Preseptal Orbital Cellulitis

S/s

eyelid & periocular tissue
ocular pain/swelling
NO vision change
NO PAIN w/ movement