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Micro Exam 6 > Bact SSTI II > Flashcards

Bact SSTI II Flashcards

1
Q

GAS VF

A

Capsule (hyaluronic)
Adhesion (F, M and LTA)
Toxins ( O, S and SA)

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2
Q

GAS SSTI diseases

A

Impetico
Erysipelas
Cellulitis
Necrotizing Fasciitis

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3
Q

GAS Glomerulonephritis

A

Type III hypersensitivity
M protein, Streptokinase
3-6 wks post cutaneous infection
Reduce CH50 & C3

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4
Q

GAS Treatments

A

Penicillan
Erythro/azithromycin
Oxacillin or Vancomycin if S aureus co infection

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5
Q

Pseudomonas aeruginosa

A 
G-, O+, hemolytic
Pyocanin
Minimalis
Nosocomial
Oppurtunistic
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6
Q

Psuedomonas VF

A 
Mucoid ps capsule alginate
Adhesins lps
Toxins
Enzymes
Antibiotic resistance
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7
Q

Pseudomonas diseases

A

Burn wounds
Folliculitis
Osteochondritis after penetrating injury
Ecthyma gangrrenosum

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8
Q

Ecthyma gangrenosum (pseudomonas)

A

After septicemia

purpuric macule - to hemorrhagic bulla that ruptures

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9
Q

Green Nails (pseudomonas)

A

Grows as biofilm after pre existing condition, makes it nice and moist

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10
Q

Webspace intertrigo (pseudomonas)

A

Macerated eroded skin interdigital toes
Excessive moisture
Tinea may be present

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11
Q

Pseudomanas treatment

A

Varies combo
aminoglycoside + b lactam
Prevent Keep dry
no unnecessary antibios

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12
Q

Clostridium

A

G +, ANAEROBIC,

spores tough, ubiquitous

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13
Q

C perfingien diseases

A 
Gas gangrene myonecro
Cellulitis
Fasciitis
Supporative myositis
A-E important strains
Other - food poison, necro entero & septic
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14
Q

C perfringens toxins

A

alpha - phospholipase,
Beta - loss of mucosa
A Enterotoxin -binding and heat labile SAg

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15
Q

gas gangrene

A 
In traumatic wounds
crepitations gas production
cellulitis 1st, then destruction and spread
toxin shock death
TREAT IMMEDIATLE
REMOVE DEAD & give 
CLINDAMICIN or metronidazole
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16
Q

C tetani

A 
Tennis raquet, drum stick
Tetanospasmin - metalo protease heat labile
ANTISERUM good
debride & metronidazole
VACCINE best 10 years

Micro Exam 6 (6 decks)

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