T2: pathogens Flashcards Preview

Micro > T2: pathogens > Flashcards

Flashcards in T2: pathogens Deck (69):
1

G+ rods

Bacillus cereus
Lactobacillus spp. (box-car shaped, aerotolerant anaerobe)
Listeria monocytogenes (coccobacilli; facultative IC pathogen)
Actinomycetes (G+ thin, branding filaments w/ clubbed ends): Actinomyces israelii (faculative anaerobe)
-Corynebacterium diphtheriae (club-shaped rod)

2

G+ cocci

Staphylococci (in clusters):
-Staph aureous (coagulase positive)
-Staph epidermis, saprophyticus (coag neg)
Streptococci (in chains - aerotolerant anaerobes):
-Strep mutans, sanguis, salivarius, mitis (oral)
-Strep pneumoniae -pneumococcus (lancet shaped diplococci, a-hemolytic)
-Strep pyrogenes (GABHS)
-Strep agalactiae (GABHS)
Peptosteptococcus spp. (obligate anaerobic, cocci in chains)

3

G- rods

Aggrgatibacter/Actinobacillus actinomycetemcomitans (ob an)
Acinetobacter baumanii
Bacteroides forsythus (ob an)
Bordetella pertussis (coccobacilli)
Capnocytophaga canimorsus
Eikenella corrodens
Enterics: Escherichia coli, Klebsiella pneumoniae
Fusobacterium: F. necrophorum(ob.an long rods, tap. ends)
Haemophilus influenza, type b (Hib) and NTHi (coccobacilli)
Porphyromonas gingivalis (ob an)
Pseucomonas aeruginosa
Prevotella intermedia (ob an)

4

Procaryotic, G- curved rod

NONE

5

G- cocci (kidney beans)

Neisseria gonorrhoeae(gonococcus) & other Neis. spp (NF)
Moraxella catarrhalis

6

G- cell wall architecture: Spirochetes (internal flagella)


-Treponema denticola, T. vincentii (ob an, peridontal disease)

7

Acid fast bacilli

Nocardiae : N. asteroides (Nocardiosis)

8

Cell wall-less pleomorphic bac (not G-/+, no PTG)

Mycoplasma pneumoniae
Ureaplasma urealyticum, U. parvum
*tx w. PCN

9

G- cell wall architecture: pleomorphic ob. IC bac

w/out PTG:
Chlamydia trachomatis, C. psittaci

10

Fungi

(eukaryotics) "J"
Candida albicans

11

Helminth

(euk) "K,L,M,N"
tissue round worm: "N" Filarial Nematodes: Onchocerca volvulus

12

Protozoan

(euk) O
Toxoplama gondii (ob IC)

13

viruses

adenovirus
coronavirus
influenza (orthomyxovirus)

14

more viruses: Herpes virus

HSV 1
HSV 2
VZV (3) chicken pox, shingles
CMV (cytomegalovirus) (5)
hum. parvoviruses
hum. bocavirus (HBoV)

15

more viruses: Paramyxovirus (cause syncytia formation)

parainfluenza virus (paramyxovirus, croup)
mumps
RSV
hMPV: hum. Metapneumovirus

16

more viruses: picornaviruses

Rhinoviruses
Enteroviruses: polio/non-polio:
-ECHO viruses
-coxsackievirus
-enterovirus 68-->71
-polio virus
-parechovirus

17

eye NF

Staph epidermis
diphtheroids
Propionibacterium acnew

18

conjuntivitis

mostly G+ cocci: S. aureus, streptococci
"pink eye": S. pneumonia, S. pneumo NT, H. flu (aegyptius)

19

conjunctivitis-OM syndrome

NTHi, S. pneumo, Moraxella catarrhalis

20

Inclusion Conjunctivitis (IC): bac. IC and trachoma:

Chlamydia trachomatis (#1 cause blindness in underdev. countries)

21

IC: viral

adenovirus, HSV 1, VZV, other agents
pharyngeal conjuntival fever: adenovirus (3,7)
epidermic ketratoconjunctivitis "shipyard eye": adenovirus 8, 19
acute epidemic hemorrhagic conjunctivitis: coxsackie virus, enterovirus, adenovirus

22

IC: hyperacute mucopurulent conjunctivitis of newborn/ophthalmia neonatorum:

N. gonorrhoeae, Chlamydia trachomatis

23

Keratoconjuctivitis/Keratitis: bac agents

staph, strep, Listeria, Neisseria, anaerobes, P. aeruginosa

24

Keratitis: viral agents

HSV1: leading cause of adult infectious blindness in dev. countries)
HSV2
VZV

25

Keratitis: fungal

Aspergillus sp.
Candida sp.
Fusarium solani

26

Keratitis: Amoebae (v. rare in US)

Acanthamoea spp.
Vahlkampfia sp.
Harmanella spp.

27

Retinitis

CMV, VAV, HSV1

28

Retinochoroiditis

Toxoplasmosis: Toxoplasma gondii
Endocarditis: Roth spots (septic emboli) on retina
River blindness: Onchocerca volvulus (v. rare in US)

29

Choroiditis

cryptococcus
P. jiroveci
MTb
MAC

30

Otitis externa

Pseudomonas
staphylococci
fungi

31

OM

S. pneumo, NTHi, Moraxella catarrhalis

32

NF of oro/nasopharynx

a-hemolytic streptococci
S. agalactiae, S pyrogenes*, S. pneumoniae
Capnocytophaga canimorsus
Coag. -/+ staph (+: S. aureus)
NTHi, Hib*,
non-patho Neisseria (N. meningitides*, N. gonorrhoeae*) Eikenella corrodens
G- rods (enterobacteriaceae)
anaerobes
archaebacteria (ob an)
candida
*ind. are immune carriers and must be tx

33

NF of pro/nasopharynx: anaerobes

actinomyces
bacteroides
diphtheroids
fusobacterium
treponema: spirochetes
porphyromonas
prevotella

34

stomatitis and/or pharyngitis

adenovirus, CMV
influenza, parainfluenza virus
RSV, HIV
Fusobacterium (F. necrophorum)
S. pyrogenes (and others)
N. gonorrhoeae
Mycoplasm, Chlamydia

35

mono

EBV

36

herpetic gingivostomatitis

HSV 1, 2

37

herpes ulcerative pharyngitis

HSV 1,2

38

cold sores/fever blisters

HSV 1,2

39

herpangina

coxsackie

40

hand, foot, mouth

coxsackie A16, enterovirus 71

41

vesicular, ulcerative pharyntitis

HSV1, coxsackie virus, enterovirus 71

42

hepatitis

hepatitis virus

43

mumps

mumps virus

44

pharyngeal conjunctival fever

adenovirus

45

diphtheria

corynebacterium diphtheriae

46

acute epiglottitis

Hib

47

cervicofacial actinomycosis/lumpy jaw

actinomyces israelii

48

oral candidiasis/thrush (and dental stomatitis)

Candida albicans

49

dental caries (cariogenic plaque)

S. mutans

50

chronic gingivitis

prevotella intermedia

51

acute ulcerative gingivitis (Vincent's disease/trench mouth)

fusobacterium, treponema (spirochetes), p. intermedia

52

chronic periodontitis

porphyromonas gingivalis

53

localized juvenile periodontitis

Aggregatibacter/Actinobacillus actinomycetemcomitans
porphyromonas gingivalis
prevotella intermedia

54

rhinitis (URT)

rhinovirus, coronovirus (virtually any viral ag. of RT, if partially immune)

55

acute sinusitis: viral

rhinovirus, influenza, parainfluenza

56

acute sinusitis: bacterial

S. pneumoniae
NTHi
moraxella catarrhalis
multiple an. bac

57

acute epiglottitis

Hib

58

laryngotracheobronchitis/croup: viral

most common
parainfluenza*, RSV, influenza, adenovirus, rhinovirus

59

laryngotracheobronchitis/croup: viral-LIKE

mycoplasma, chlamydia

60

laryngotracheobronchitis/croup: secondary bacterial tracheitis

S. aureus, S. pneumoniae, H. flu, M. catarrhalis

61

bronchitis: neonates (IU/parturition inf.)

bac:
Strep agalactiae, E. coli, Klebsiella pneumoniae, Ureaplasma urealyticum and U. parvum
Chlamydia trachomatis

62

bronchitis viral etiol. in infants/young kids

most commonly viral
RSV, hMPV, influenza, parinfluenza, adenovirus

63

bronchitis bac. etiology

B. pertussis, mycoplasma pneumoniae, chlamydia pneumoniae

64

acute bronchitis adult: viral

mostly viral
influenza, RSV, parainfluenza virtually any

65

acute bronchitis adult: bac

mycoplasma pneumoniae, chlamydia pneumoniae, bordetella pertussis

66

acute exacerbation of chronic bronchitis (AECB)

bac in ~1/2
NTHi, moraxella catarrhalis, S. pneumoniea
viral: influenza, other

67

pertussis (tracheobronchitis)

Bordetella pertussis **
other Bordetella
adenovirus
hPIV, RSV, hMPV, M. pneumonia, C. pneumoniae

68

inhalation anthrax

bacillus anthracis (ob aerob sporeformer)

69

influenza

influenza virus (no shit)

Decks in Micro Class (61):