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MSK/Skin > Micro zoonosis > Flashcards

Micro zoonosis Flashcards

Compare and contrast the epidemiology of infections caused by Brucella, Bartonella, Pasteurella, and Erysipelothrix. Identify the pathogenesis of infections caused by Brucella, Bartonella, Pasteurella, and Erysipelothrix.

1
Q

Small gram negative non-motile coccbacilli

A

brucella

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2
Q

grows on erythiritol

A

brucella

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3
Q

brucella positive for what chemiical tests

A

catalase and oxidase

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4
Q

virulance factors for brucella

A

endotoxin, supression of ixygen killing in PMNs, inhibit killing within macrophaes and phagocytes

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5
Q

disease that causes contagious abortion and sterility in animals

A

brucellosis

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6
Q

causes an initial rise in IgM then IgG

A

brucellosis

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7
Q

brucellosis spread in body

A

local abcess –> regional lymph nodes –> liver spleen, bone marrow and kidneys

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8
Q

forms granulomas in infected tisses

A

brucellosis

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9
Q

multiply within phagocytes of the RES

A

brucellosis

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10
Q

flu like sx, anorexia, back pain, hepatosplenomegally and intermittent fever

A

brucellosis

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11
Q

sx of brucellosis occur how long after infection

A

2-8 weeks

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12
Q

complications of brucellosis infection

A

GI inflammation, other systmenic. common chronic fatigue and mental depression

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13
Q

best human tissue to culture brucellosis

A

bone marrrow

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14
Q

anibiotic for brucellosis

A

doxy, w/o stroptomycin or rifampin

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15
Q

prevention of brucellosis

A

avoid unpastuerized milk, protective clothiing for slaughterhouse workers

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16
Q

B quinana causes

A

trench fever

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17
Q

B henselae causes

A

cat scratch fever

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18
Q

b baciliformis causes

A

oroyo fever

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19
Q

where do you find oroyo fever

A

peru, ecuador and colombia

20
Q

small gram negatve aerobic bacilli

A

bartonella

21
Q

vector is he body louse

A

trench fever

22
Q

sudden onset chills, relapsing fever, headache, and maculopapularrash on trunk and abdomen lasting up to a month

A

trench fever

23
Q

occurs in homeless chronic alcoholics in the US and france

A

trench fever

24
Q

most common cause of benign lymphademea in kids and young adults

A

cat scratch fever

25
Q

lyphadenopathy in upper part of body, skin rashes and inoculation papule

A

cat scratch fever

26
Q

antimicrobial for cat scratch fever

A

rifampin

27
Q

proliferative disease of small blood vessles seen in AIDS and other immunocompromised pts

A

bacillary angiomatosis

28
Q

purple-red nodular lesion consisting of proliferating vascular tufts, loose collagen stroma and PMN infiltrate

A

bacillary angiomatosis

29
Q

treatment of bacillary angiomatosis

A

erythromycin or doxy

30
Q

gram negative, nonmotile, non-spore forming coccobacilli

A

pasteurella

31
Q

virulance factor of pasteurella

A

encaspsulation prventing phagocytosis

32
Q

presnet in nasopharynx of cats, dogs, swine and rats

A

pasteurella

33
Q

infection from bites and licks from cats and dogs

A

pasteurella

34
Q

most common pathenogen from cat bites

A

pasterella

35
Q

localized cellulitus and lymphademitis leading to microabcesses and hemorragic lesions in lungs, meniges, joints and bones

A

pasterella

36
Q

focal soft tissue infection after animal bite, ot chronic resp infection, ot baceremia accompanied by metastatic lesions

A

pasteurella

37
Q

endocarditis is a complication of

A

pasteurella, erysipeilothrix

38
Q

ID’d in sputum, pus or SCF

A

pasteurella

39
Q

DOC for pasteurella

A

penicillin

40
Q

gram positive bacillis non-motile and non-spore forming

A

erysipeilothrix

41
Q

easilt culured from blood

A

erysipeilothrix

42
Q

distinguishes erysipeilothrix from listeria

A

catalase +

43
Q

found in swine and mucus of fish

A

erysipeilothrix

44
Q

local skin cellulitis, leading to multiple skin lesion, possible brain lesion, bone infection and chronic arthritis

A

erysipeilothrix

45
Q

DOC for erysipeilothrix

A

penicillin

MSK/Skin (18 decks)

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