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Microbiology > Bacteriology > Flashcards

Bacteriology Flashcards

0
Q

Gram + rods

A

Clostridium (ANAEROBES)
Corynebacterium
Listeria
Bacillus

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1
Q

Gram + cocci

A

Staph (catalase +)

Strep (catalase -)

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2
Q

Gram + branching filaments

A

Actinomyces (anaerobe, NOT acid fast)

Nocardia (aerobe, acid fast)

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3
Q

Staphylococci’s

A

s.aureus (coagulase +)
S.epidermis (coagulase -, novobiocin sensitive)
S. Saprophyticus (coagulase -, novobiocin resistant)

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4
Q

Strep hemolysis

A

ALPHA
S.pneumonia =capsule, optochin sensitive, bile soluble
S.viridans = no capsule, optochin resistant, bile insoluble
BETA
S.pyogens = bacitracin sensitive
S.agalactiae = bacitracin resistant
GAMMA
Group D enterococcus = grow in bile and 6.5%nacl (s.faecalis)
Group D nonenterococcus = growth in bile, NOT nacl (s.bovis)

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5
Q

Gram - diplococci

A

N.meningitidis (maltose fermenter)

N.gonorrhoea (maltose NON-fermenter)

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6
Q

Gram - coccoid rods

A

H.I. (need factor 5 and 10)
Pasteurella (animal bites)
Brucella (brucellosis)
Boredtella Pertussis

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7
Q

Gram - rods

A

LACTOSE FERMENTER

klebsiella (fast)
E.coli (fast)
Enterobacter (fast)

Citrobacter (slow)
Serratia (slow)

LACTOSE NON-FERMENTER

Oxidase +:
pseudomonas

Oxidase - (on TSI agar):
Salmonella, proteus, yersinia = produce H2S
Shigella = doesn’t produce H2S

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8
Q

Gram - , oxidase +

Comma shaped

A 
Campylobacter (grows in 42degrees Celsius)
Vibrio Cholerae (grows in alkaline media)
Helicobacter pylori (produces urease)
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9
Q

M.avium

A

Intercellular; causes disseminated non-TB diseases in AIDS

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10
Q

M.Scrofulaceum

A

Cervical lymphadenitis in children

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11
Q

M.Marinum

A

Hand infection in aquarium handlers

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12
Q

Food poisoning

A 
B.cereus
C.botulism
C.perfringens
E.coli
Salmonella
S.aureus
V.parahaemolytic and V.vulnificus
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13
Q

Bloody diarrhea

A 
Campylobacter
E.histolytica
Enterohemorrhagic e.coli
Enteroinvasive e.coli
Salmonella
Shigella
Y.enterocolitica
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14
Q

Watery diarrhea

A 
C.difficile
C.perfringens
Enterotoxigenic e.coli
Protozoa 
V.cholerae
Viruses
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15
Q

Neonate pneumonia

A

Group b strep

E. coli

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16
Q

Children (4weeks to 18yrs) pneumonia

A 
RSV 
Mycoplasma
C.trachomatis
C.pneumoniae
S.pneumoniae
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17
Q

Adult pneumonia (18-40)

A

Mycoplasma
C.pneumonia
S.pneumonia

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18
Q

Adult pneumonia (40-65)

A 
S.pneumonia
H.influenza
Anaerobes
Viruses
Mycoplasma
19
Q

Elderly pneumonia

A 
S.pneumonia
Influenza virus
Anaerobes
H.influenza
Gram - rods
20
Q

Alcoholics/iv drug users

A

S.pneumonia
Klebsiella
S.aureus

21
Q

Aspiration

A

Anaerobes (peptidtrepticoccus, fusobacterium, prevotella, bacteriodes)

22
Q

Cystic fibrosis

A

Pneumonas
S aureus
S pneumonia

23
Q

Newborn meningitis

A

Group b step
E. coli
Listeria

24
Q

Children meningitis (0-6)

A

S pneumonia
N meningitidis
H influenza b
Enteroviruses

25
Q

6-60 yr old meningitis

A

S pneumonia
N meningitidis (#1 in teens)
Enteroviruses
HSV

26
Q

60+ meningitis

A

S pneumonia
Gram - rods
Listeria

27
Q 
Osteomyelitis 
General-
Sexually-
SCD-
Joint replacement-
Vertebral-
Cat and dogs-
IV drug abusers-
A

General- s aureus
Sexually - n gonorrhoea
SCD- salmonella and s aureus
Joint replacement- s aureus and s epidermis
Vertebral- s aureus and mycobacterium tuber.
Cat and dog- Pasteur multocida
Iv drug abuse- pseudomonas, candida, s.aureus

28
Q

Causes of UTI

A
  1. E. coli
  2. Staph saprophyticus
  3. Klebsiella pneumonia

Serratia
Enterococcus
Proteus mirabilis
Pseudomonas aeruginosa

29
Q

ToRCHeS infections

A

Microbes that may pass from mother to fetus transplantal or via delivery

Toxoplasma Gondi 
Rubella
CMV
HIV
herpes 2
Syphillis
30
Q

Toxoplasma Gondi

A

Intracranial calcifications
Hydrocephalus
Chorioretinitis

31
Q

Rubella

A

Pulmonary artery hypoplasia (PDA)
Cataracts
Deafness
+- blueberry muffin rash

32
Q

CMV

A 
Seizures
Rash
Hearing loss
Blueberry muffin rash
Periventricular calcifications
33
Q

Red rashes of childhood

A 
Coxsackie type a
HHV-6
Measles
Parvovirus b19
Rubella virus
Streptococcus pyogens
VZV
34
Q

Bugs affecting Unimmunized kids

A

Rubella (rash at head and move down, lymphadenopathy)

Measles (koplik spots)

HI type B (nasopharynx-> meningitis; epiglottis)

Poliovirus (meningitis -> paralysis)

Corynebacterium diphtheria (pseudomembrane -> pharyngitis)

35
Q

A splenic patient

A

SHiN

S pneumonia
HI type B
N.meningitis

36
Q

Chronic granulomatous diseases

A

Catalase +’s; especially s aureus

37
Q

Neutropenia patients

A

Candida albicans (systemic), aspergillus

38
Q

Organ transplant recipient

A

CMV

39
Q

PAS +

A

Tropheryma whipplei (whipples disease)

40
Q

Paediatric infections

A

HI

41
Q

Pus, empyema, abscess

A

S aureus

42
Q

Rash on hands and feet

A

Coxsackie a virus
Treponema pallidum
Rickettsia rickettssii

43
Q

Sepsis/ meningitis in newborns

A

Group b strep

44
Q

Surgical wound-

Traumatic open wound-

A

Surgical wound- s aureus

Traumatic open wound - c perfringens

Microbiology (2 decks)

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