Hepatozoon spp. Flashcards
hosts
dogs
what is the vector of H. americanum?
amblyomma maculatum- gulf coast tick
is there a zoonosis?
no
____ in blood cells
gamonts
life cycle
dog ingests the tick
sporozoites are released to target organs
schizonts are formed
parasitic organisms found in white blood cells
how do ticks become infected?
ingesting a blood meal that contains white blood cells with gamonts of the parasite
_____ replication in the gut of the tick results in oocysts containing infective _____
sexual, sporozoites
site of infection
gamonts in white blood cells
schizonts in tissue
pathogenesis
H. canis causes subclinical infectin
H. americanum causes severe disease
Hepatozoon _____ causes disease in dog
americanum
what disease does H. amercanum cause?
neutrophilic leukocytosis
joint pain
myositis
diagnosis
gamonts in peripheral blood
muscle biopsy
treatment
no treatment
tick control
what is the vector of H. canis?
Rhipicephalus sanguineus- brown dog tick
