Micro zoonosis

Question 1

Small gram negative non-motile coccbacilli

Answer 1

brucella

Question 2

grows on erythiritol

Answer 2

brucella

Question 3

brucella positive for what chemiical tests

Answer 3

catalase and oxidase

Question 4

virulance factors for brucella

Answer 4

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

Question 5

disease that causes contagious abortion and sterility in animals

Answer 5

brucellosis

Question 6

causes an initial rise in IgM then IgG

Answer 6

brucellosis

Question 7

brucellosis spread in body

Answer 7

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

Question 8

forms granulomas in infected tisses

Answer 8

brucellosis

Question 9

multiply within phagocytes of the RES

Answer 9

brucellosis

Question 10

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

Answer 10

brucellosis

Question 11

sx of brucellosis occur how long after infection

Answer 11

2-8 weeks

Question 12

complications of brucellosis infection

Answer 12

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

Question 13

best human tissue to culture brucellosis

Answer 13

bone marrrow

Question 14

anibiotic for brucellosis

Answer 14

doxy, w/o stroptomycin or rifampin

Question 15

prevention of brucellosis

Answer 15

avoid unpastuerized milk, protective clothiing for slaughterhouse workers

Question 16

B quinana causes

Answer 16

trench fever

Question 17

B henselae causes

Answer 17

cat scratch fever

Question 18

b baciliformis causes

Answer 18

oroyo fever

Question 19

where do you find oroyo fever

Answer 19

peru, ecuador and colombia

Question 20

small gram negatve aerobic bacilli

Answer 20

bartonella

Question 21

vector is he body louse

Answer 21

trench fever

Question 22

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

Answer 22

trench fever

Question 23

occurs in homeless chronic alcoholics in the US and france

Answer 23

trench fever

Question 24

most common cause of benign lymphademea in kids and young adults

Answer 24

cat scratch fever

Question 25

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

Answer 25

cat scratch fever

Question 26

antimicrobial for cat scratch fever

Answer 26

rifampin

Question 27

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

Answer 27

bacillary angiomatosis

Question 28

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

Answer 28

bacillary angiomatosis

Question 29

treatment of bacillary angiomatosis

Answer 29

erythromycin or doxy

Question 30

gram negative, nonmotile, non-spore forming coccobacilli

Answer 30

pasteurella

Question 31

virulance factor of pasteurella

Answer 31

encaspsulation prventing phagocytosis

Question 32

presnet in nasopharynx of cats, dogs, swine and rats

Answer 32

pasteurella

Question 33

infection from bites and licks from cats and dogs

Answer 33

pasteurella

Question 34

most common pathenogen from cat bites

Answer 34

pasterella

Question 35

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

Answer 35

pasterella

Question 36

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

Answer 36

pasteurella

Question 37

endocarditis is a complication of

Answer 37

pasteurella, erysipeilothrix

Question 38

ID'd in sputum, pus or SCF

Answer 38

pasteurella

Question 39

DOC for pasteurella

Answer 39

penicillin

Question 40

gram positive bacillis non-motile and non-spore forming

Answer 40

erysipeilothrix

Question 41

easilt culured from blood

Answer 41

erysipeilothrix

Question 42

distinguishes erysipeilothrix from listeria

Answer 42

catalase +

Question 43

found in swine and mucus of fish

Answer 43

erysipeilothrix

Question 44

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

Answer 44

erysipeilothrix

Question 45

DOC for erysipeilothrix

Answer 45

penicillin