Chapter 2 (Based on Erin's SI Notes) Flashcards Preview

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Flashcards in Chapter 2 (Based on Erin's SI Notes) Deck (60)
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1

Folliculitis, Carbuncles

Staph aureus
Pseduomonas aeruginosa "hot tob buns"
*outpatient

2

Impetigo

Staph aureus (almost always)
Strep pyogenes
*outpatient

3

DEIs/Pressure sores

Staph aureus
strep pyogenes
Pseudomonas aeruginosa
Strep agalactiae (with DEIs)

4

Human bite wounds

Eikenella corrodens
Staph aureus
Strep
Less likely:
Bacteroides fragilis
Corynebacterium

5

Osteomyelitis

Staph
Strep
Enterbacteriaceae

6

Osteomyelitis with DEI

Everything (G+, GNB, anaerobes)

7

Osteomyelitis with IV drug abuse and puncture wounds

Pseudomonas aeruginosa
Staph
Sometimes:
Serratia marcescens
Some GNB

8

Osteomyelitis in immunocompromised

Aspergillosis
Candida

9

Septic arthritis

Neisseria gonorrhoeae
Staph aureus
Strep
Pseudomonas

10

Erysipelas, St Anthony's, Lymphangitis, Cellulitis

Strep pyogenes
Staph aureus
*outpatient
**cellulitis is almost always s. pyogenes

11

Myonecrosis (gangrene)

Clostridium prefringens
*inpatient

12

Necrotizing Fasciitis I

Bacteroides
Strep pyogenes
Vibrio
*inpatient

13

Necrotizing Fasciitis II

Strep pyogenes (flesh eating)
*inpatient

14

Burn wounds

Psedumonas aeruginosa
Enterobacteriaceae
Staph aureus
Strep

15

Animal Bite wounds

Pasturella multocida
Staph aureus
Strep
Bacteroides fragilis (maybe)

16

Osteomyelitis with implanted foreign bodies

Staph epidermidis
Staph aureus
Strep
Enterococci
Enterobacteriaceae
Pseudomonas aeruginosa

17

Osteomyelitis with bite wounds

Pasturella multocida
E. corrodens

18

Osteomyelitis in patients with TB (Pott's Disease)

Mycobacterium tuberculosis

19

Osteomyelitis in patients with Sickle Cell Anemia

Salmonella

20

Otitis Media, Pharyngitis

#1=viral!
Then:
Strep pneumoniae
Haemophilus influenza
M. catarrhalis
Possible:
Strep pyogenes
Staph aureus
E coli
Pseudomonas
mycoplasma
C. pneumonia
C. diphterieae

21

Epiglottitis

Almost always bacterial
Haemophilus influenzae
*medical emergency

22

Laryngitis (croup)

Usually viral:
Parainfluenza or RSV
Maybe bacterial:
staph
strep
H. influenzae
M. catarrhalis

23

Community acquired pneumonia (CAP)

MSSA/MRSA
Anaerobes
Legionella
GNB
Pseudomonas aeruginosa
Viruses:
influenza
RSV

24

Hospital Acquired Pneumonia (HAP)

GNB (Klebsiella in alcoholics)
Pseudomonas aeruginosa
Staph aureus
Legionella
Anaerobes
Stenotrophomonas maltophilia
Acinetobacter

25

Pneumonia in Immunocompromised

Fungi:
Aspergillus
Blastomycosis
Histoplasmosis
Cryptococcus
Candida albicans
Parasites:
PCP
Toxoplasma
Cryptosporidia
Strongyloides

26

Encephalitis

usually caused by virus
(s/s: somnolence, seizures, focal findings, weak limbs)
Herpes (main cause)
Sometimes fungal
Maybe Listeria

27

Shunt Infections

MRSA/MSSA
MRSE
Strep
Enterococci
Neisseria meningitidis
Haemophilus influenza
GNB

28

Sinusitis

Big 3 Bacteria
Viruses=#4
some strep pyogenes, staph aureus, maybe anaerobes

29

Acute Bronchitis

usually viral
If bacterial, caused by big 5 bugs (mycoplasma and chlamydia, then big 3)

30

Chronic bronchitis

Big 3
Neisseria meningitidis
Klebsiella
Serratia
Pseudomonas