KEY WORDS Flashcards
Key words that might correlate to a specific organism/disease (103 cards)
1
Q
Quellung Reaction (Capsular swelling)
A
Streptococcus pneumoniae
2
Q
Scarlet Fever
A
Streptococcus pyogenes
3
Q
Optochin susceptible
A
Streptococcus pneumoniae
4
Q
Glycocalyx (slime layer biofilm)
A
Staphylococcus epidermidis
5
Q
Otitis media in children / Acute otitis media
A
Streptococcus pneumoniae
6
Q
Endocarditis
A
Staphylococcus epidermidis
7
Q
Novobiocin susceptible
A
Staphylococcus epidermidis
8
Q
Scalded skin syndrome
A
Staphylococcus aureus
9
Q
Subacute bacterial endocarditis
A
Strep viridians
10
Q
Capsule contains sialic acid
A
Streptococcus agalactiae
11
Q
Tumbling motility on gram stain
A
Listeria monocytogenes
12
Q
Positive amine or “whiff” test
A
Gardnerella vaginalis
13
Q
Gliding motility
A
Capnocytophaga
14
Q
Streptococcus that causes dental infections
A
Strep viridians
15
Q
Strep that causes abscesses brain/abdomen
A
Strep viridians –> S. anginosus
16
Q
Anthrax
A
Bacillus anthrasis
17
Q
“Medusa Head Colonies”
A
Bacillus anthrasis
18
Q
Box car
A
Bacillus species
19
Q
Black escher ulcers
A
Bacillus anthrasis
20
Q
Skin contact with livestock hides
A
Bacillus anthrasis
21
Q
Lancet shape in pairs
A
S. pneumoniae
22
Q
“Ground glass” colony appearance
A
Bacillus anthrasis
23
Q
Rapid motility in urine sediment
A
Trichomonas vaginalis
24
Q
“Clue cells” - large squamous epithelial cells
A
Gardnerella vaginalis
25
"Internal autoinfection"
Strongyloides stercoralis -- larvae capable of turning into infective form in intestines of immunocompromised people
26
Dermatophytes resembling "Birds on a wire"
Trichophyton rubrum
27
Gram positive bacilli, beaded and branching chains
Nocardia
28
Umbrella growth in motility agar at room temp but NOT at 35C
Listeria monocytogenes
29
Cuneiform morphology
Corynebacterium
30
"Chinese Letters" morphology
Corynebacterium
31
Black colonies on cysteine-tellurite agar
Corynebacterium
32
Black colonies with brown halo on Tindale agar
Corynebacterium
33
Metachromatic granules
Corynebacterium diptheriae
34
Dead cell pseudomembrane at back of throat
Corynebacterium diptheriae
| Not other Corynebacteriums
35
Skin infection from fish
Erysipelothrix
36
Satelliting
Haemophilus growing around SA colonies due to it producing NAD factor (V) factor, and hemolyzes the blood releasing hemin (X factor)
37
"Test tube brush growth" in gelatin
Erysipelothrix
38
"Bamboo shoot"-looking chains in gram stain
B. anthrasis
39
"Fried rice" syndrome (food poisoning in fried rice due to toxin)
Bacillus cereus
| Fried rice.. you gotta B. cereus?
40
Neonatal meningitis and sepsis
Listeria monocytogenes
41
Pink eye
Haemophilus influenza subgroup aegyptius
42
STD chancroid (genital ulcers, swollen lymph nodes/buboes)
Haemophilus ducreyi
43
Corkscrew motility
Campylobacter jejuni
44
Rice water stools
Vibrio cholerae
45
Freshwater seafood poisoning
Pleisomonas shigelloides
46
Can get from freshwater and seawater
Aeromonas
47
Salt water
Vibrio vulnificus and Vibrio parahaemolyticus
48
Positive string test
Vibrio cholerae
49
Halophilic organism that requires Na+
Vibrio vulnificus and Vibrio parahemolyticus
50
Xenodiagnosis to detect?
```
Trypanosoma cruzi (Chagas disease)
--> this is when a non-infected kissing bug feeds on a patient suspected of someone who has Chagas disease. Bug droppings are then examined for presence of T. cruzi trypomastigoes.
```
51
“School of fish,” and associated with Chancroids
Haemophilus ducreyi
52
"Safety pin", bipolar staining
Yersinia pestis
53
Sepsis via blood transfusions
Yersinia entero
54
Carbuncles
Staph aureus
55
"Drops of mercury" colonies on Bordet-Gengou
Bordetella pertussis
56
Whooping cough
Bordetella pertussis
57
Spiral organism seen in urine
Leptospira
58
Bleach-like odor
Eikenella
59
Growth on kanamycin, vancomycin, laked blood agar
Bacteroides and Prevotella
60
Olive oil (lipids) for growth
Malassezia furfur
61
Small yeast with wide bud
Malassezia furfur
62
Yeast that causes catheter-related sepsis
Malassezia furfur
63
Cat scratch
Pasteurella
64
needs Cysteine for growth
Francisella tularensis
65
partially acid fast, growth above 37C
Nocardia
66
Deer tick of Ixodes genus
Borrelia burgdorferi
67
Lyme disease
Borrelia burgdorferi
68
fried egg appearance
Mycoplasma hominis
69
class 3 pathogen, usually labs send isolates to reference labs, found in blood culture
Brucella spp.
70
commonly misidentified as an enteric pathogen to the large amount of H2S it produces
Shewanella putrefaciens
71
Bordetella urease:
___________ = rapid urease
___________ = pos at 18 hours
___________ = negative
B. bronchiseptica – rapid urease
B. parapertussis – pos at 18 hours
B. pertussis = negative
72
S-shaped rod, hippurate +, 42C
Campylobacter jejuni
73
associated with explosive diarrhea, can be acquired through eating raw shellfish
Vibrio parahemolyticus
74
Urease positive organisms
PUNCH - Proteus, Ureaplasma, Nocardia, Cryptococcus, H. pylori
75
Largest human parasite eggs known (~150 µm in diameter)
Fasciola hepatica & Fasciolopsis buski
76
shows motility at 25°C and not 35°C
Yersinia
77
Can grow at 37°C but unique it ints ability to grow at 42°C
Pseudomonas aeruginosa
78
Pyocyanin production
Pseudomonas aeruginosa
79
Red with black center on XLD agar
Salmonella
80
Swimmer's ear
Pseudomonas aeruginosa
81
Contact lens keratitis
Pseudomonas aeruginosa
82
Acanthamoeba keratitis
Acanthamoeba
83
Predominant organism in patients with cystic fibrosis
Pseudomonas aeruginosa
84
Grape-like odor
Pseudomonas aeruginosa
85
How to differentiate between Campylobacter jejuni, and Campylobacter ecoli & fetus
C. jejuni --> hippurate positive
C. coli & feus --> hippurate negative
86
Yeast that can remain viable but dormant in macrophages for many years.
Mycobacterium tuberculosis
87
Hantavirus vector
Deer mouse
88
"cotton candy-like" mycelium
Zygomycete
89
Carbuncles
S. aureus
90
Polymyxin B susceptible
P. aeruginosa
91
Infection in Cystic Fibrosis patients
Psudomonas aeruginosa --> mucoid in CF patients
| Burkholderia cepacia --> serious infection in CF patients
92
serious infection in CF patients
Burkholderia cepacia
93
"Mousy odor"
Pasteurella multocida (contracted from cat and dog bites)
94
"Rat bite fever"
Streptobacillus moniliformis
95
Acute epiglottis in children
Haemophilus influenzae
96
positive lecithinase on egg yolk agar
Clostridium perfringes
97
virus associated with infantile respiratory bronchiolitis
RSV (the virus that infants get if someone kisses them!)
98
Entamoeba with evenly distributed peripheral chromatin
E. histolytica (pathogenic)
99
Psittacosis
Chlamydophila psittaci
psittaci kinda ryhmes with biscotti cracker = crackers to birds
Bacteria transmitted from bird droppings to humans via inhalation
100
is associated with the Eucalyptus tree and found in the environment
Cryptococcus gattii
| Found in pacific northwest
101
Is associated with soil contaminated with pigeon droppings and is acquired by inhalation
C. neoformans
102
causes infections as a result of trauma to the skin and exposure to contaminated fish tanks or salt water.
Mycobacterium marinum
103
only clinically encountered yeast that is phenol oxidase positive
Cryptococcus neoformans
