Microbiology: Skin & Eye

Front 1

What 2 bacterias cause Impetigo?

Back 1

Staphlocooccus aureus
Streptococcus pyogenes

Front 2

This Bacterial skin infection is characterized by thin-walled blisters that break open and become yellowish crust scabs that "weep" plasma and pus

Back 2

Impetigo

Front 3

Which bacteria causes Catalase positive and Coagulase positive diagnostic testing?

Back 3

Staphylococcus aureus

Front 4

which topical ointments are treatment options for Impeteigo?

Back 4

Mupirocin 2%

Retapamulin 1%

Front 5

This is a potentially fatal TOXIN MEDIATED diease that occurs mainly in infants

Back 5

Scalded Skin Syndrome

Front 6

What causes Scalded skin syndrome?

Back 6

certain strands of S. Aureus that produce exfoliatin toxins which enter the Bloodstream

Front 7

Which skin disease is characterized by the outer keritinized skin begins to peel away in sheets

Back 7

Scalded skin syndrome

Front 8

There are two forms of Gas Gangrene, Traumatic (80%) and Spontaneous (20%).

Which bacteria causes which form of Gas Gangrene?

Back 8

Traumatic: Clostridium perfringens

Spontaneous: Clostridium septicum

Front 9

What two conditions must exist for Gas Gangrene to occur?

Back 9

1. Dead Tissue (reduced blood supply)

2. Anaerobic conditions

Front 10

This bacterial skin disease produces a foul odor

Back 10

Gas Gangrene

Front 11

Blackening of the skin is characteristic of this disease.

Back 11

Gas Gangrene

Front 12

WHich two antibacterials are used in the treatment of Gas Gangrene?

Back 12

Penicillin and Clindamycin

Front 13

This is also known as the flesh-eating disease

Back 13

Necrotizing fasciitis

Front 14

What bacteria cause Necrotizing fasciitis?

Back 14

Streptococcus pyogenes

Staphlococcus aureus

Front 15

This disease causes acute sever pain at the site of infection disproportionate to appearance

Back 15

Necrotizing fasciitis

Front 16

This bacteria forms Pinpoint colonies on blood agar surrounded by large zones of B-hemolysis

Back 16

Strptococcus pyogenes

Front 17

This bacteria produces a catalase negative diagnostic

Back 17

Streptococcus pyogenes

Front 18

T/F Non infectious Conjunctivitis usually involves one eye

Back 18

False!

Noninfectious: BOTH eyes

Infectious: ONE eye
(bacterial or viral)

Front 19

Which is more common conjuctivitis? Bacterial or viral?

Back 19

Bacterial 2x more common than viral

Front 20

Name 3 most common infectious agents for Cojunctivitis.

Name 2 most common STD agents

Back 20

Staphlococcus aureus
Streptococcus pneumoniae
Haemophilus influenzae

STD:
Neisseria gonorrhoeae
Chlamydia Trachomatis

Front 21

Which non STD Conjuctivitis secretes a THICK white, yellow or green discharge? Bacterial or viral?

Back 21

BACTERIAL

Viral and allergic produces a THIN watery discharge

Front 22

T/F Bacterial conjunctivitis causes a purulent discharge, while Viral or noninfectious conjunctivitis causes clear tearing

Back 22

True

Front 23

T/F: Haemophilus influenzae Reguire heme OR NAD for growth- other species of Haemophilus require BOTH

Back 23

False...

Haemophilus influenzae requires BOTH, while other species require one ot the other

Front 24

This infection causes eye infections such as inclusion conjuntivitis and trachoma or STDs such as NGU and LV

Back 24

Chlamydia Trachomatis

Front 25

This inclusion Conjuntivitis typically affects infants born to infected mothers

Back 25

Ophthalmia neonatorum

Front 26

THis is a type of eye infection caused by C. Trachomatis (but a serotype that does not cause STDs)

How is it transmitted?

Back 26

Trachoma

Transmitted via contaminated fingers, flies

Front 27

This bacteria is NEITHER Gram + nor Gram - ...

they have two membranes, but an atypical peptidoglycan lacking NAM

Back 27

Chlamydia Trachomatis