Bacterial Skin Infections

Question 1

What are some of the commensal organisms on the skin?

Answer 1

Staph Cornynebacterium Proporionbacteria

Question 2

Which organisms are the major cause of skin infections?

Answer 2

Staph aureus Strep pyogenes

Question 3

What is this?

Describe the lesion

Answer 3

Impetigo

D-around the philtrum extending to the nose and surrounding cheek on the face

C- no obious configuration

M-golden honey crusted patches with erythema present

Question 4

What is the causative organism and management?

Answer 4

Staph aureus

Highly contagious

Seen in young children

Treatment

• topical hydrogen peroxide cream OR fusidic acid
• failure to respond then oral flucloaxcillin (erythromycin if pen allergic)
• soak lesions in warm water to remove crusts
• Home from school until lesions crusted over or 48hrs after abx commencement

Question 5

What is this?

Describe the lesions

Answer 5

Folliculitis

D- on the arm

C- no obvious configuration

M- combination of pustules and macules with erythematous base

Question 6

What is the management of folliculitis?

Answer 6

Short course flucloxacillin or long course of tetracyline if severe

Question 7

Wh