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RUSVM BacT Exam 1 > Erysipelothrix Spp. > Flashcards

Erysipelothrix Spp. Flashcards

1
Q

How to pronounce Erysipelothrix Rhusiopathiae

A

Air-sep-e-lo-thrix rue-see-o-pathy

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2
Q

What type of bacteria is Erysipelothrix spp?

A

Small, aerobic

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3
Q

Where is it typically found?

A

In tonsils and intestines

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4
Q

Is erysipelothrix resistant to harsh environments?

A

Yes

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5
Q

How is Erysipelothrix spp. Transmitted?

A

Ingestion (per os)

-can also enter through skin abrasions-

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6
Q

What is the most frequently seen spp. of Erysipelothrix?

A

Erysipelothrix rhusiopathiae (common in pigs and birds)

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7
Q

Pigs and birds get what spp. of Erysipelothrix?

A

E. Rhusiopathiae (can also be seen in human)

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8
Q

What is the most important reservoir for E. rhusiopathiae?

A

SWINE

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9
Q

What is the percentage of HEALTHY swine that have E. rhusiopathiae in their tonsils/lymphoid tissue?

A

30-50%

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10
Q

Where is this bacteria shed?

A

In the feces

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11
Q

Which swine are most susceptible to disease?

A

Pregnant sows are MOST susceptible

3mo. - 1yr. are also susceptible

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12
Q

What are the 4 syndromes assoc. with E. rhusiopathiae?

A

Septicemia
Dermatopathy
Arthritis
Endocarditis

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13
Q

Is Erysipelothrix spp. assoc. with virulence?

A

not typically; virulence poorly described

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14
Q

Erysipelothrix rhusiopathiae is associated with what disease? (Common name)

A

Diamond Skin Disease

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15
Q

What is the scientific name for Diamond Skin Disease?

A

Swine erysipelas

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16
Q

Is swine erysipelas associated with endocarditis?

A

NO! Swine erysipelas (aka Diamond Skin Disease) is from Septiceamia

17
Q

T/F: Diamond Skin disease is a form of chronic E. rhusiopathiae?

A

False - it’s ACUTE

18
Q

Chronic E. rhusiopathiae is associated with what disease?

A

Endocarditis

19
Q

Human erysipelas is an infection ___________ disease?

A

SKIN

20
Q

What is human erysipelas cased by?

A

Group A beta-hemolytic Streptococci

21
Q

What do you use to treat?

A

Antimicrobial treatment of acute infections: penicillin

22
Q

What kind of resistance is there to vancomycin, aminoglycosides, and sulfonamides?

A

INTRINSIC resistance

23
Q

How to control outbreak?

A

Treat and isolate animals
Cull the chronically infected
Good hygiene
Vaccinate pigs/turkeys

24
Q

There is intrinsic resistance to_______, _______, and ________?

A

Vancomycin, aminoglycosides, and sulfonamides

RUSVM BacT Exam 1 (15 decks)

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