Skin Infections

Question 1

What are non-abx tx that can be done for skin infections?

Answer 1

Elevation of affected area
Tx underlying conditions
If abscess forms (I & D)

Question 2

Why is elevation indicated for a skin infection?

Answer 2

Gravity drainage of edema and inflammatory substances (make sure skin is hydrated to avoid cracking/dryness/interdigital maceration)

Question 3

What are underlying conditions that predispose a pt to developing cellulitis?

Answer 3

Tinea pedis, Lymphedema, Chronic venous insufficiency

Question 4

If pts have edema with a skin infection, what are two additional non-abx tx?

Answer 4

Compressive stockings

Diuretics

Question 5

What are oral Abx indicated for MRSA skin infections?

How long should they be given?

Answer 5

Clindamycin
Trimethoprim-Sulfamethoxazole
Tetracycline (doxycycline or minocycline)
Linezolid

Individualized 5-10 days is typical.

Question 6

When should a pt with cellulitis be treated with parenteral Abx?

Answer 6

Systemic toxicity

Erythema progressed rapidly

Question 7

When should patient’s with a skin infection be referred to the ER?

Answer 7

Erysipelas

Systemic Sx: F/C

Question 8

What is the preferred Tx for Erysipelas?

Answer 8

Penicillin 500 mg q6 hrs

Amoxicillin 500 mg q8 hrs

Question 9

What is another optional Tx for Erysipelas?

Answer 9

Macrolides: erythromycin 250 mg q6 hrs (high resistance for b-hemolytic strep)

Question 10

What is an option for Tx for Erysipelas for pts with Beta-lactam allergy?

Answer 10

Cephalexin
Clindamycin
Linezolid