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
Q

Folliculitis, Carbuncles

A

Staph aureus
Pseduomonas aeruginosa “hot tob buns”
*outpatient

2
Q

Impetigo

A

Staph aureus (almost always)
Strep pyogenes
*outpatient

3
Q

DEIs/Pressure sores

A

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

4
Q

Human bite wounds

A
Eikenella corrodens
Staph aureus
Strep
Less likely:
Bacteroides fragilis
Corynebacterium
5
Q

Osteomyelitis

A

Staph
Strep
Enterbacteriaceae

6
Q

Osteomyelitis with DEI

A

Everything (G+, GNB, anaerobes)

7
Q

Osteomyelitis with IV drug abuse and puncture wounds

A
Pseudomonas aeruginosa
Staph
Sometimes:
Serratia marcescens
Some GNB
8
Q

Osteomyelitis in immunocompromised

A

Aspergillosis

Candida

9
Q

Septic arthritis

A

Neisseria gonorrhoeae
Staph aureus
Strep
Pseudomonas

10
Q

Erysipelas, St Anthony’s, Lymphangitis, Cellulitis

A

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

11
Q

Myonecrosis (gangrene)

A

Clostridium prefringens

*inpatient

12
Q

Necrotizing Fasciitis I

A

Bacteroides
Strep pyogenes
Vibrio
*inpatient

13
Q

Necrotizing Fasciitis II

A
Strep pyogenes (flesh eating)
*inpatient
14
Q

Burn wounds

A

Psedumonas aeruginosa
Enterobacteriaceae
Staph aureus
Strep

15
Q

Animal Bite wounds

A

Pasturella multocida
Staph aureus
Strep
Bacteroides fragilis (maybe)

16
Q

Osteomyelitis with implanted foreign bodies

A
Staph epidermidis
Staph aureus
Strep
Enterococci
Enterobacteriaceae
Pseudomonas aeruginosa
17
Q

Osteomyelitis with bite wounds

A

Pasturella multocida

E. corrodens

18
Q

Osteomyelitis in patients with TB (Pott’s Disease)

A

Mycobacterium tuberculosis

19
Q

Osteomyelitis in patients with Sickle Cell Anemia

A

Salmonella

20
Q

Otitis Media, Pharyngitis

A
#1=viral!
Then:
Strep pneumoniae
Haemophilus influenza
M. catarrhalis
Possible:
Strep pyogenes
Staph aureus
E coli
Pseudomonas
mycoplasma
C. pneumonia
C. diphterieae
21
Q

Epiglottitis

A

Almost always bacterial
Haemophilus influenzae
*medical emergency

22
Q

Laryngitis (croup)

A
Usually viral:
Parainfluenza or RSV
Maybe bacterial:
staph
strep
H. influenzae
M. catarrhalis
23
Q

Community acquired pneumonia (CAP)

A
MSSA/MRSA
Anaerobes
Legionella
GNB
Pseudomonas aeruginosa
Viruses: 
influenza
RSV
24
Q

Hospital Acquired Pneumonia (HAP)

A
GNB (Klebsiella in alcoholics)
Pseudomonas aeruginosa
Staph aureus
Legionella
Anaerobes
Stenotrophomonas maltophilia
Acinetobacter
25
Q

Pneumonia in Immunocompromised

A
Fungi:
Aspergillus
Blastomycosis
Histoplasmosis
Cryptococcus
Candida albicans
Parasites:
PCP
Toxoplasma
Cryptosporidia
Strongyloides
26
Q

Encephalitis

A
usually caused by virus
(s/s: somnolence, seizures, focal findings, weak limbs)
Herpes (main cause)
Sometimes fungal
Maybe Listeria
27
Q

Shunt Infections

A
MRSA/MSSA
MRSE
Strep
Enterococci
Neisseria meningitidis
Haemophilus influenza
GNB
28
Q

Sinusitis

A

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

29
Q

Acute Bronchitis

A

usually viral

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

30
Q

Chronic bronchitis

A
Big 3
Neisseria meningitidis
Klebsiella
Serratia
Pseudomonas
31
Q

Aspiration pneumonia

A

Peptostreptococcus

Prevotella

32
Q

Meningitis

A
s/s: fever, HA, stiff neck, photophobia, abnormal CSF (presence of glucose, protein and PMNs in lumbar puncture)
Usually caused by bacteria
S. pneumonia
Strep agalactiae
Staph (MSSA/MRSA)
Neisseria meningitidis
Haemophilus influenza
Listeria monocytogenes
E. coli
Pseudomonas
M. catarrhalis
33
Q

Brain abcess

A
Usually bacteria
MSSA/MRSA
Strep pneumonia
Haemophilus influenzae
GNB
Pseudomonas
Bacteroides fragilis
34
Q

Venous Sinus Thrombosis

A
MSSA/MRSA
MRSE
Haemophilus influenzae
GNB
Anaerobes
35
Q

Native Valve Endocarditis

A

Almost always Gram+ cocci
Strep
Viridans
S. bovis

36
Q

Prosthetic valve endocarditis

A

MRSE
MSSA/MRSA
GNB

37
Q

GNB Endocarditis

A

Really rare

enterobacteriaceae or pseudomonas

38
Q

Primary peritonitis

A

E. coli
Klebsiella (alcoholism)
Streptococci

39
Q

Peptic Ulcer Disease

A

Helicobacter pylori

40
Q

Acute cystitis (bladder)

A

E. coli (90%)
Staph saprophyticus
UTI: ureaplasma urealyticum

41
Q

Catheter-Associated UTI

A
MRSE
MSSA/MRSA
Enterococcus
E. coli
Proteus mirabilis
Pseudomonas
Stenotrophomonas
Enterobacteriaceae
Serratia
Candida
42
Q

Prostatitis Acute, Cervicitis, PID, Urethritis

A

Neisseria gonorrhea
Chlamydia (OIP=hard to treat)
Maybe GNB, trichomonas, ureaplasma/mycoplasma

43
Q

Herpes

A

HSV1-mouth

HSV2-genital

44
Q

Lymphogranuloma venereum

A

Chlamydia

45
Q

Gonorrhea

A

Neisseria gonorrhea

46
Q

Vaginosis/Vaginalis (non-STD)

A
G. vaginalis
Bacteroides
Peptostreptococcus
Mycoplasma hominis
Candida
Trichomonas vaginalis
47
Q

Clean surgeries (heart, ortho, neuro, eye, vascular, head, neck, breast)

A

Staph

Strep

48
Q

IV drug user endocarditis

A

MSSA/MRSA

49
Q

Enterococcal endocarditis

A

E. faecalis (nosocomial)

50
Q

Fungal endocarditis

A

Candida

Aspergillus

51
Q

GI infections (biliary tract, gallbladder, etc)

A

Enterbacteriaceae
Enterococci
Anaerobes

52
Q

Community pyelonephritis

A

E. coli
Proteus mirabilis
Enterobacteriaceae

53
Q

Hospital pyelonephritis

A
E. coli
Enterobacteriaceae
Pseudomonas
Stenotrophomonas maltophilia
Enterococcus
54
Q

Chronic prostatitis

A

Enterobacteriaceae
Pseudomonas
Enterococcus

55
Q

Chancroid

A

H. ducreyi

56
Q

Syphilis

A

Treponema pallidum

57
Q

Epididymitis

A

Neisseria gonorrhea
C. trachomatis
E. coli

58
Q

Genital warts

A

HPV (viral, vaccine)

59
Q

Dirty Surgery (GI, GU)

A

Enterbacteriaceae
Enterococci
Anaerobes
*must cover all three

60
Q

Eye infections

A
Herpes simplex
Adenovirus
Cytomegalovirus
Staph aureus
Neisseria
Chlamydia