SSTI

Question 1

Examples of non-purulent SSTIs include
1.
2.
3.erysipelas

Answer 1

1. non-bullous impetigo
2. non-purulent cellulitis

Question 2

Purulent SSTI think predominantly _____

Answer 2

STAPH

Question 3

Non-purulent SSTI think predominantly ____

Answer 3

STREP

Question 4

Non-purulent SSTI empirically cover for ___

Answer 4

GAS (group a strep)

Question 5

Examples of purulent SSTI include:
1.
2.
3.
4. carbuncles
5. small skin abscesses

Answer 5

1. impetigo
2. folliculitis
3. furuncles

Question 6

_______ is the corner stone of purulent SSTI treatment as antibiotics poorly penetrate pus

Answer 6

Incision & Drainage

Question 7

Risk factors for cellulitis include:
1.
2.
3.
4. peripheral edema
5. obesity
6. history of cellulitis

Answer 7

1. tinea pedis
2. diabetes
3. PVD

Question 8

Uncomplicated non-purulent cellulitis pharmacotherapy is typically __ to __ days

Answer 8

5-7

Question 9

Mild non purulent cellulitis empiric therapy:
1.

Answer 9

1. Cephalexin

Penicillin (will only cover strep)
Cefadroxil
Clindamycin

Question 10

Mild non purulent cellulitis empiric therapy if TYPE 1 hypersensitivity penicillins ?

Answer 10

Clindamycin

Question 11

In uncomplicated SSTI cellulitis, consider treatment for MRSA if:
1.
2.

Answer 11

1. cellulitis with abscess
2. significant comorbid illness = DM, CHF, dialysis

Question 12

Empiric therapy for non-purulent cellulitis, GAS & MRSA?
1.
2.

Answer 12

TMP/SMX
Doxycyline

Question 13

A topical antibiotic is preferred if the infection is limited and localized for impetigo and should be treated with:

Answer 13

Topical Mupirocin 2% ointment

Alt: Fusidic acid 2% ointment or cream

Question 14

Oral antibiotic is preferred for impetigo if the infection is:
- unresponsive to topical abx after 24-48 hr
- recurrent or widespread
- bacteria
- valvular heart disease
- immunocompromised

The preferred treatment is:
1.
2.

Answer 14

1. Cephalexin
2. Cloxacillin

Covers staph / strep

Clinda if type 1 hypersensitivity

Question 15

Folliculitis most common pathogens:

Answer 15

STAPH

Question 16

“Hot tub” folliculitis is caused by:

Answer 16

Pseudomonas and will self-resolve in 7-10 days in immunocompetent patients

Question 17

Folliculitis treatment involves:
1.
2.

Answer 17

1. warm compresses
2. mupiroicin if extensive / warm compresses ineffective

Lesions typically spontaneously drain and resolve

Question 18

A furuncle is an infection of ______

A carbuncle is several inflamed ____

Answer 18

hair follicle (boil)

hair follicles (may present with fever, mostly in diabetics)

Question 19

Treatment of furuncle and carbuncle mild disease:
1.

Answer 19

I&D, warm compress

Question 20

Moderate to severe treatment of furuncle and carbuncle involves:
1.
2.

Answer 20

1. tmp/smx or doxy
2. vanco, linezolid, dapto

Question 21

For a simple abscess this alone is adequate treatment:

Answer 21

Incision and drainage

Question 22

If a patient presents with an abscess, larger than 5 cm with signs of fever what antibiotics could you consider for empiric therapy?
1.
2.

Answer 22

Cephalexin OR
Cloxacillin

Question 23

If a patient presents from JAIL, large abscess, with rheumatoid arthritis, what empiric therapy can you consider for them?
1
2

Answer 23

1. tmp smx
   2 doxy

Empiric therapy for MRSA, or MSSA with PEN allergy: TMP/SMX, Doxy

Question 24

Prophylaxis prior to surgical site incision ?

Answer 24

Cefazolin

Question 25

Animal bite which is primarily staph, strep, consider this option for 5-10 days?

Answer 25

Amox-Clav

Allergy ? Moxi+Clinda

Question 26

Human bite, consider
IV pip/taz, carbapenem or PO _____, ______

Answer 26

amox-clav, doxy

Question 27

A non limb threatening diabetic ulcer can be treated by ?

Answer 27

minor debridement + 2 week oral abx: amox-clav

Question 28

Limb threatening diabeticc ulcer should be derided, amputated and evaluated for OM, IV empiric therapy includes:
1.
2. Carbapenem +/- Vanco

Answer 28

1. pip-taz