Bacterial Infx

Question 1

Where is Staph Aureus normally on our skin?

30% of normal skin flora?

Answer 1

Nose
Axilla
Groin
Perianial area

Question 2

is Staph aureus MC a primary or 2ndary invader?

Answer 2

2ndary invader

Question 3

Staph aureus toxins can cause what?

Answer 3

Epidermolytic toxin such as in SSSS or bullous impetigo

SSSS = Staphylococcus-Scalded Skin Syndrome

Question 4

Is beta hemolytic strep a normal part of our flora?

Answer 4

No, we get it by breaks in the skin
- Primary -> innoculation
- 2ndary -> bites, scabies

Question 5

How do we get beta hemolytic strep infections?

Answer 5

Question 6

Papules, vesicles, and pustules that rapidly break down to form golden adherent crusts; often located on the face or extremities, heals without scarring

Answer 6

Non-bullous Impetigo

Question 7

“Punched-out” necrotic ulcers that heals slowly, leaving a scar

Answer 7

Eccthyma

Question 8

Flaccid, fluid-filled bullae that rupture and leave a thin brown crust; often located on the trunk, heals without scarring

Answer 8

Bullous Impetigo