Besnoidea Besnoti Flashcards
1
Q
Causes
A
benietti
caprae
Heteroxenous (monoxenous?)
2
Q
Sample and method
A
Sample from skin or sclera
HE-Histo cross section shows huge cyst with wall and lots of zoites
3
Q
Diagnosis
A
Cysts in subcut CT
The cysts in the sclera are pathognomic
4
Q
Host and vector
A
IH: cattle and wild Ru
Vector: mechanical transmission of cystozoites by blood suckers e.g tabanus and stomoxys
Iatrogenic transmission- direct skin contact
FH: unknown
5
Q
Life cycle
A
monotonous
Anasarca stage— scleroderma stage
6
Q
Clinical signs
A
Asymptomatic Acute: edema of legs, resp signs Chronic: no itching, skin thickening, scleroderma stage Cow- abortion Bull- sterility
ELEPHANT SKIN!
7
Q
Patho signs
A
Connective tissue of subcut area
8
Q
What can be seen on the slides
A
Skin CT surrounding Hair follicles- usually cross section Cysts!!! that do not touch the surface Skin glands
