Babesiosis Flashcards
What causes babesiosis?
Babesia genus
What is the vector of babesiosis?
Tick
where the resevoir is mostly found?
The haemoprotozoan infection is found in cattle ,horse, buffalo, sheep ,goat,dog ,pig, wild animals
Characteristics
Fever
Anaemia
Haemoglobinaemia
Haemoglobinuria
Babesia groups
Large 2.5 -5micro
Small less than 2.5 micro
Babesia structure?
_pyriform(pear shaped), rounded
_oval, bizarre
_acute angel between two parasites in large form
_obtuse angel in small form
What is the family of babesia?
Babesiidae
What is the class of babesia?
Aconoidasida
What is the phylum of babesia?
Apicomplexa
What is the order of babesia?
Piroplasmida
which babesia species is hosted in cats?
babesia felis
where babesia canis and gibsoni are hosted?
dog
where babesia truatanni is hosted ?
pig
babesia ovis and motasi are hosted in?
sheep
what babesia are hosted in the horse?
babesia equi and caballi
babesia bovis ,bigemina, divergens , major are hosted in?
cattle and buffalo
first babesia was hosted by?
african cattle on 1888
which babesia cause infections to humans?
B. microti, divergence , duncani
mode of transmission
IXODES ticks or transplacentally or throug blood transfusion
natural parasite reservoir is ?
rodents
pathogenesis it cause
1-babesia ,RBC intravascular haemolysis
2-Proteolytic enzymes- infected erythrocytes -
increased erythrocytic fragility- hypotensive shock - disseminated intravascular coagulation
3-Coating of R.B.C. by parasitic antigenautoagglutination of R.B.C.
4-Parasitaemia, fever and haemoglobinuria are the main clinical attributes.
5-Death occurs due to anaemic anoxia.
what are the main clinical attributes?
fever, haemoglobinuria, parasitaemia
why death occurs?
due to anoxia
what coat the RBC ?
parasitic antigenautoagglutination of RBC