ID - Bacteria

Question 1

Clostridium tetani

Answer 1

admit to ICU, debride wound, 
Metronidazole 500 mg IV q 6-8 hr
Administer HTIG
Tetanus toxoid 3 doses 2 wks apart
Sedate with diazepam 10-30 mg IV

Question 2

Staph abscess

Answer 2

clindamycin 300 mg tid
bactrim 1-2 ds tabs bid
doxycyline 100 mg bid

Question 3

Impetigo topical

Answer 3

topical mupirocin tid

Retapamulin bid x 5 days

Question 4

Purulent cellulitis

Answer 4

clindamycin, bactrim, doxycycline or minocycline

Question 5

Impetigo oral

Answer 5

dicloxacillin or cephalexin 150-500 mg qid

Question 6

Impetigo if penicillin allergy

Answer 6

erythromycin or clarithromycin 250 mg

Question 7

Impetigo MRSA suspected

Answer 7

clindamycin, bactrim, doxycyline

Question 8

Toxic Shock Syndrome

Answer 8

clindamycin + vancomycin IV 1-2 wk

Question 9

Diphtheria antitoxin

Answer 9

diphtheria antitoxin

Question 10

Diphtheria abx

Answer 10

erythromycin 500 mg qid IV or Pencillin G IV

14 days

Question 11

Group A strep pharyngitis

Answer 11

Amoxicillin 10 d

Azithromycin 5 d

Question 12

Acute Rheumatic Fever

Answer 12

ASA 80-100mg 4-8 g
ABX - same as pharyngitis
Cardio eval

Question 13

Necrotizing Fascitis

Answer 13

Carbapenem + Clindamycin + Vancomycin

Question 14

Pseudomonas

Answer 14

Ticarcillin-clavulanate
Piperacillin-tazobactam
Aztreonam
Ciprofloxacin
Some cephalosporins (Ceftazidime, Cefoperazone, Cefepime)

Question 15

B. henselae lymphadenitis

Answer 15

Z pack

Question 16

B, henselae hepatoslenic disease

Answer 16

azithromycin x 5 days + Rifampin x 10-14 d

Question 17

B henselae neurologic disease

Answer 17

doxycycline + rifampin x 10-14 d