Brucella Flashcards
1
Q
What the most common brucella found in Palestine and worldwide ?
A
Brucella melitensis
2
Q
What species of brucella cause brucellosis ?
A
1-B.abortus
2-B.melitensis
3- B.canis
4-B.suis
3
Q
What distinguishing features of brucella ?
A
1-gram negative 2-coccobacilli 3-facultative intracellular 4- stric aerobes 5- catalase and urease positive
4
Q
Pathogensis of brucella ?
A
1-endotoxin
2-granulomatous
3- found in reticuloendothelial cells
5
Q
How many days in incubation period of brucella ?
A
1-6 weeks
6
Q
How diagnosed of brucellosis ?
A
Fourfold increase
> 1/160 …….. considered positive
