Table 3: Zoonotic parasite etiology in the united states.

Genus Species Disease Pathogen Structure
Entamoeba Histolytica Amoebic Dysentery [63]. Parasite(Protozoa) Trophozoite , ameboid, actively motile
Giardia Lamblia Giardiasis [63]. Parasite(Protozoa) Flagellate trophozoite
Balantidium coli Balantidiasis [63]. Parasite (Protozoa) Ciliated trophozoite
Toxoplasma Gondii Mental retardation, encephalitis, vision impairment in infant [63]. Parasite (Protozoa) Mature oocytes have eight infective sporozoites
Toxocara genus T canis , T felis Visceral larva migrans and Ocular larva migrans [63]. Nematodes Larvae are 400 μm × 20 μm long
Ascaris lumbricoides Strongyloidiasis [63]. Nematodes Females are up to 30 cm long
Trichinella spiralis [63]. Triad of myalgias, periorbital edema and eosinophilia [63]. Nematodes Female is viviparous and 4 mm × 60 μm