Conjunctivitis

Question 1

Causes of Hyperacute Bacterial Conjunctivitis

Answer 1

Neisseria

Question 2

Causes of Acute Bacterial Conjunctivitis

Answer 2

Staph aureus
Strep pneumo
Haemophilus influenzae

Question 3

Spreading Bacterial Conjunctivitis

Answer 3

direct contact

Question 4

Cause of Chronic Bacterial Conjunctivitis

Answer 4

Chlamydia- main

Staph aureus and Moraxella lacunata

Question 5

General Symptoms of Bacterial Conjunctivitis

Answer 5

redness/ inflammation
bilateral
discharge- eyelashes sticky/ lids glued shut
gritty/ burn

Question 6

General Signs of Bacterial Conjunctivitis

Answer 6

diffuse bulbar conjunctival injection
mucopurulent discharge
quiet anterior chamber, normal pupils and VAs

Question 7

Papillae

Answer 7

small red bumps, more on upper lid

indicative of allergic or bacterial conjunctivitis

Question 8

Follicles

Answer 8

type of lymphatic rxn
larger, clear, more gelatinous
indicative of viral and Chlamydial conjunctivitis

Question 9

Reasons to stain for suspected bacterial conjunctivitis

Answer 9

hyperacute
chronic/ nonresponding
neonates

Question 10

Staining Neisseria gonorrheae

Answer 10

chocolate agar

Thayer- Martin

Question 11

Treating Mild Cases of Bacterial Conjunctivitis

Answer 11

topical antibiotics

qid x 1 week

Question 12

Specific Meds for Mild Bacterial Conjunctivitis

Answer 12

Polymixin B/ Trimethoprim
Erythromycin
Tobramycin
Sulfacetamide

Question 13

Treating Moderate/ Severe Bacterial Conjunctivitis

Answer 13

fluoroquinolones

bid or tid

Question 14

Specific Meds for Moderate Bacterial Conjunctivitis

Answer 14

Ciprofloxacin, Ofloxacin (2nd gen)
Levofloxacin (3rd)
Moxifloxacin, Gatifloxacin, Besifloxacin (4th)

Question 15

Treating Hyperacute Infections

Answer 15

swabs/ scrapes- gram stain
consult genitourinary or infectious disease specialist
Systemic Meds

Question 16

Chlamydia trachomatis causes…

Answer 16

adult inclusion conjunctivitis
neonatal conjunctivitis
trachoma

Question 17

Adult Inclusion Conjunctivitis

Answer 17

sexually transmitted with self inoculation

Question 18

Diagnosing Adult Inclusion Conjunctivitis

Answer 18

follicular reaction

tender preauricular lymph nodes

Question 19

Managing Adult Inclusion

Answer 19

refer to genitourinary specialist

Azithromycin

Question 20

Trachoma

Answer 20

in underdeveloped areas, associated with bad hygiene (flies)

Question 21

Progression of Trachoma

Answer 21

recurrent infection - hypersensitivity rxn - conj scarring -

dry eye and entropian, trichiasis, corneal opacification - blindness

Question 22

Management for Trachoma

Answer 22

Surgery for entropian
Antibiotics
Facial hygiene
Environmental improvements

Question 23

Arlt’s Line

Answer 23

line of conjunctival scarring seen in trachoma

Question 24

Neonatal Conjunctivitis

Answer 24

any conjunctival infection in the first month of life

often acquired during birth

Question 25

Prophylaxis for Neonatal Conjunctivitis

Answer 25

povidone- iodine | silver nitrate

Question 26

Epidemic Keratoconjunctivitis | EKC

Answer 26

pink eye | very contagious

Question 27

Pharyngoconjunctival Fever | PCF

Answer 27

follicular reaction fever kids very contagious

Question 28

Adenovirus

Answer 28

most likely cause of viral conjunctivitis nonspecific acute follicular EKC and PCF

Question 29

HSV

Answer 29

usually primary infection | associated with skin vesicles

Question 30

HZV

Answer 30

usually secondary infection | associated with ophthalmic shingles- one sided face rash

Question 31

Enterovirus

Answer 31

causes acute hemorrhagic conjunctivitis

Question 32

Molluscum Contagiosum

Answer 32

can shed if close to eye and cause viral conjunctivitis

Question 33

Differentiating Viral Conjunctivitis

Answer 33

point of care testing for adenovirus Giemsa stain PCR

Question 34

Inclusion Bodies in Giemsa Staining

Answer 34

chlamydia

Question 35

AdenoPlus

Answer 35

point of care testing to confirm adenovirus | 2 lines- infection

Question 36

Managing Viral Conjunctivitis

Answer 36

decrease transmission- D/C contacts, dont touch eye, dont share towels, wash hands Artificial tears and cold compress

Question 37

Treatment for Viral Conjunctivitis

Answer 37

Povidone - iodine for EKC steroids to help with inflammation, not shortening infection remove pseudomembranes

Question 38

Betadine

Answer 38

stings like hell for more severe viral conjunctivitis move around on eye and rinse out after