Erysipelothrix Spp.

Question 1

How to pronounce Erysipelothrix Rhusiopathiae

Answer 1

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

Question 2

What type of bacteria is Erysipelothrix spp?

Answer 2

Small, aerobic

Question 3

Where is it typically found?

Answer 3

In tonsils and intestines

Question 4

Is erysipelothrix resistant to harsh environments?

Answer 4

Yes

Question 5

How is Erysipelothrix spp. Transmitted?

Answer 5

Ingestion (per os)

-can also enter through skin abrasions-

Question 6

What is the most frequently seen spp. of Erysipelothrix?

Answer 6

Erysipelothrix rhusiopathiae (common in pigs and birds)

Question 7

Pigs and birds get what spp. of Erysipelothrix?

Answer 7

E. Rhusiopathiae (can also be seen in human)

Question 8

What is the most important reservoir for E. rhusiopathiae?

Answer 8

SWINE

Question 9

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

Answer 9

30-50%

Question 10

Where is this bacteria shed?

Answer 10

In the feces

Question 11

Which swine are most susceptible to disease?

Answer 11

Pregnant sows are MOST susceptible

3mo. - 1yr. are also susceptible

Question 12

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

Answer 12

Septicemia
Dermatopathy
Arthritis
Endocarditis

Question 13

Is Erysipelothrix spp. assoc. with virulence?

Answer 13

not typically; virulence poorly described

Question 14

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

Answer 14

Diamond Skin Disease

Question 15

What is the scientific name for Diamond Skin Disease?

Answer 15

Swine erysipelas

Question 16

Is swine erysipelas associated with endocarditis?

Answer 16

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

Question 17

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

Answer 17

False - it’s ACUTE

Question 18

Chronic E. rhusiopathiae is associated with what disease?

Answer 18

Endocarditis

Question 19

Human erysipelas is an infection ___________ disease?

Answer 19

SKIN

Question 20

What is human erysipelas cased by?

Answer 20

Group A beta-hemolytic Streptococci

Question 21

What do you use to treat?

Answer 21

Antimicrobial treatment of acute infections: penicillin

Question 22

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

Answer 22

INTRINSIC resistance

Question 23

How to control outbreak?

Answer 23

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

Question 24

There is intrinsic resistance to_______, _______, and ________?

Answer 24

Vancomycin, aminoglycosides, and sulfonamides