Microbiology: bacteria, virus, mycoplasma Flashcards
1
Q
- MC cause of acute endocarditis
- native valve (tricuspid valve) in IV drug user
A
staph aureus
2
Q
2nd MC cause of UTI in sexually active female
A
staph saprophyticus
3
Q
- MC cause of bacterial meningitis in adults
- MC cause of CAP in adults
- MC cause of otitis media in children
A
strep pneumonia
4
Q
marantic endocarditis with abdominal malignancy
A
strep bovis
5
Q
osteomyelitis (+) brodie abscess
A
staph aureus
6
Q
SCARLET FEVER
A
strep pyogenes
7
Q
MC cause of prosthetic valve endocarditis
keyword: PROSTHETICS
A
staph epidermidis
8
Q
tampon using causing toxic shock syndrome
A
staph aureus
9
Q
bullous impetigo
A
staph aureus
10
Q
impetigo contagiosa
A
strep pyogenes
11
Q
scalded skin syndrome (ritter disease)
A
staph aureus
12
Q
fournier’s gangrene
A
strep pyogenes
13
Q
ARF
A
strep pyogenes
14
Q
endocarditis after GI surgery
A
enterococcus faecalis
Group D strep
15
Q
MC cause of neonatal sepsis, meningitis
A
Strep agalactiae
GBS
16
Q
salad or mayonaisse causing gastroenteritis
A
staph aureus
17
Q
dental caries
A
strep mutans
VIRIDANS
18
Q
granulomatous infantseptica
A
listeria monocytogenes
19
Q
floppy baby syndrome
A
clostridium botulinum
20
Q
the only clostridium that is non-motile
A
c. perfringens
21
Q
MC cause of death in pulmonary anthrax
A
pulmonary hemorrhage
22
Q
triad of botulism
A
- symmetric descending flaccide paralysis (with prominent bulbar involvement)
- absence of fever
- intact sensorium
23
Q
subacute bacterial endocarditis
A
strep sanguis
VIRIDANS
24
Q
toxic shock syndrome associated with septic abortion
A
c. sordelli
25
cell inhibited by c. tetani
renshaw cell
26
- nontraumatic myonecrosis in immunocompromised patients
| - may indicate possible GI malignancy
c. septicum
27
waterhousen-friederichsen syndrome
n. menigitides
28
schick test
c. diphtheriae
29
MC cause acute epiglottits
| what sign?
HiB
| - thumb sign
30
MC site of asymptomatic gonococcal infection in women
endocervix
31
bacillary dysentery
shigella species
32
```
reactive arthritis (reitter's syndrome)
Triad:
- urethritis
- uveitis
- arthritis
```
campylobacter jejuni
33
pontiac fever
legionella hemophilia
34
- MC cause of otitis externa
- MC cause of malignant otitis externa in diabetics
- MC cause of chronic suppurative otitis media
pseudomonas aeruginosa
35
bubonic plague
yersinia pestis
36
weil's syndrome
leptospira interrogans
37
3rd MC cause of nosocomial UTI
pseudomonas aeruginosa
38
chancroid
haemophilus ducreyi
39
granuloma inguinale (donovanosis)
klebsiella granulomatosis
40
mesenteric adenitis
yersinia enterolitica
41
fifth disease (erythema infectiosum)
parvovirus b19
42
MC aids-defining illness
pneumocystis jiroveci
43
HPV that causes skin and plantar warts, verruca vulgaris
HPV 1,2,4,7
44
- condyloma acuminata
| - most common viral STD
HPV 6 & 11
45
carcinoma of the cervix, vulva, penis and anus
HPV 16, 18, 31, 33
46
tinea/ pityriasis versicolor
malasezzia furfur
47
hemorrhagic cystitis and nephropathy in patients with solid organ (kidney) and bone marrow transplants
BK polyoma virus
48
gardener/ rose-handled disease
sporothrix schenkii
49
valley fever
coccidioides immitis
50
causes progressive multifocal leukoencephalopathy in patients with aids
JC polyoma virus
| John Cunningham virus
51
ramsay hunt syndrome
VZV (HHV3)
| - disease aka. herpes zoster oticus
52
heterophil negative mononucleosis
CMV (HHV5)
53
laryngotracheobronchitis/ croup
| what sign?
parainfluenza 1 & 2
| - steeple sign
54
4th disease
s. aureus
| aka. - filatow-duke's syndrome, SSSS, ritter's disease
55
Infectious mononucleosis
| heterophil positive mononucleoisis
EBV (HHV4)
56
1st disease
measles virus
57
2nd disease
strep pyogenes
| - scarlet fever
58
3rd disease
rubella
59
6th disease
HHV6 or 7
| aka. - exanthem subitum, roseola infantum, "sudden rash"
60
culture negative subacute bacterial endocarditis
| 2 organisms
- eikenella corrodens
| - kingella kingae
61
gram (+) bacilli, aerobic
lecithin (+)
indole (+)
c. sordelli
62
gram (+) bacilli, aerobic
lecithin (-)
indole (-)
c. septicum
63
gram (+) bacilli, aerobic
lecithin (+)
indole (-)
c. perfringens
64
gram (+) bacilli, aerobic
lecithin (-)
indole (variable)
c. tetani
65
most virulent bacteria
yersinia pestis
66
the only gram (+) bacteria that produces LPS
listeria monocytogenes
67
shepherd's crook appearance
leptospira interrogans
68
hot tub folliculitis
pseudomonas aeruginosa
69
lymphogranuloma venereum
chlamydia trachomatis
70
buddying yeast of captain's or mariner's wheel formation
paracoccidioides brasilienses
71
MCC of meningoencephalitis in HIV
cryptococcus neoformans
72
MCC of meningitis among aged 2-18 yo
n. meningitides
73
MCC of urethritis
n. gonorrhea
74
one of the primary causes of meningitis in infants from 3-36 months of age
HiB
75
MCC of septic arthritis in sexually active individuals
n. gonorrhea
76
MCC of bacillary dysyntery
s. sonnei
| aka. duval's bacillus
77
MCC of hyperacute bacterial conjunctivitis
n. gonorrhea
| ophthalmia neonatorum
78
- most severe form of bacillary dysentery
| - MCC of EPIDEMIC dysentery
s. dysenteriae type 1
| aka. shiga bacillus
79
aka. flexner's bacillus, hiss and russell's bacillus
s. flexneri
80
aka. newcastle manchester bacillus
s. boydii
81
salmonella species
s. typhi
s. enteritidis
s. typhimurium
s. cholaraesius
82
vibrio species
| -route
v. cholerae - fecal oral route
v. parahemolyticus - contaminated RAW SEAFOOD
v. vulnificus - TRAUMA to skin, SHELLFISH HANDLERS or ingestion of RAW SHELLFISH
83
"triple positive"
| oxidase, catalase, urea
h. pylori
84
urease (+) bacteria
PCHUNKSS
PCHUNKSS
```
proteus
cryptococcus
h pylori
ureaplasma
nocardia
klebsiella
s. epidermidis
s. saprophyticus
```
85
bacteremia results in the seeding of many organs with OSTEOMYELITIS, PNEUMONIA, MENINGITIS
s. choleraesuis
86
widal test
salmonella typhi
87
5A's of klebsiella
```
Aspiration pneumonia
Abscess in lungs and liver
Alcoholics
diAbetics
currAnt jelly sputum
```
88
MC cause of bacterial gastroenteritis associated witn ingestion of undercooked chicken
campylobacter jejuni
89
septicemia commonly seen in patients with sickle cell anemia and cancer
s. cholerasuis
90
- MCC of duodenal ulcers and chronic gastritis
| - second leading cause of gastric ulcer
h. pylori
91
friedlander's pneumonia
| - usually seen in acoholics
klebsiella pneumoniae
92
ABCDEG of diphtheria
```
ADP-ribosylation
B-prophage
Corynebacterium
Diphtheria
Elongaction factor 2
Granules
```
(+) schick test
93
chloramphenicol is static but CIDAL to the following
NBSH
NBSH
n. meningitidis
b. fragilis
s. pneumonia
h. influenza
94
halbersteadter-prowazeki inclusions
chlamydia trachomatis
95
- transmitted via medical devices, hands of hospital health workers
- usually affects patients staying > 1week in the hospital
pseudomonas aeruginos
96
PSEUDOMONAS
PSEUDOMONAS
```
Pneumonia, Pyocyanin
Sepsis
Ecthyma gangrenosum
UTIs
Diabetes, drug use
Osteomyelitis (puncture wounds)
Mucoid polysaccharide capsule
Otitis externa (swimmer's ear)
Nosocomial infections
exotoxin A
Skin infectious (hot tub folliculits)
```
