Lecture 16 Flashcards
FIV is a retrovirus part of which subfamily?
Lentivirus family
True or false: FIV is an oncovirus
False; it does not promote cancer, but cancer can form
Is the replication of FIV rapid or slow?
Slow
Which cats are mostly infected with FIV?
Any cat; but mostly male and outdoor cats
Transmission of FIV
Deep bite wounds that draw blood
True or false: like FeLV, there is a chance of recovery from FIV
False; there is no chance of recovery due to decrease in the number of immune cells
Where does FIV primarily replicate?
The lymphocytes
What cells does FIV affect?
B and T cells, mononuclear cells, and macrophages
Virus replicates in the salivary glands and lymph nodes; the first stage of FIV
Acute
The virus is still replicating in the immune system and is shedding the virus in saliva; second stage of FIV
Asymptomatic
Cats may test negative for FIV in the terminal/clinical phase due to…
A high viral load removing antibodies in the Ag/Ab complexes
Clinical signs of acute FIV
Neutropenia and generalized lymphadenopathy
Clinical signs of the terminal/clinical stage of FIV
Cytopenia’s and increased globulins
True or false: cats with FIV are 5x more likely to develop a lymphosarcoma
True
Most common clinical sign of stage 3 FIV
Stomatitis