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Main article: Human parasite Endoparasites Protozoan organisms Common name of organism or disease Latin name (sorted) Body parts affected Diagnostic specimen Prevalence Source/Transmission (Reservoir/Vector) Granulomatous amoebic encephalitis and Acanthamoeba keratitis (eye infection) Acanthamoeba spp. eye, brain, skin culture worldwide contact lenses cleaned with contaminated tap water ...
The tail is half a coil in females and a full coil in males. Adult worms are rarely seen, but sometimes can be recovered from a laparotomy or autopsy. [10] Microfilariae of M. perstans are unsheathed, have blunt tails, and their nuclei extend to the end of the tail. The microfilariae have a length of 200 μm, and a width of 4.5 μm.
These can be categorized into three groups; cestodes, nematodes and trematodes.Examples include: Acanthocephala; Ascariasis (roundworms); Cestoda (tapeworms) including: Taenia saginata (human beef tapeworm), Taenia solium (human pork tapeworm), Diphyllobothrium latum (fish tapeworm) and Echinococcosis (hydatid tapeworm)
This is of particular concern in areas where animal waste is used as fertilizer for the cultivation of watercress, as the full life cycle of Fasciola can sustained while contaminating crops intended for human consumption. [13] Additionally, in rare cases, ingestion of the raw liver of an infected animal can lead to infection.
A simple diagram to show the difference between the teguments of free-living and parasitic flatworms: a. shows the syncytial epithelial tegument found in parasitic flatworms, such as F. hepatica. b. shows the multicellular, nonsyncytial, epithelia, found in nonparasitic, free-living flatworms.
Humans can contract this parasite in three main ways (ingestion of under cooked meat, contaminated water, or poultices contained contaminated flesh). [4] [5] Historically, humans are considered a paratenic host; however, the first case of an adult S. erinaceieuropaei infection in humans was reported in 2017.
Taenia saginata (synonym Taeniarhynchus saginatus), commonly known as the beef tapeworm, is a zoonotic tapeworm belonging to the order Cyclophyllidea and genus Taenia.It is an intestinal parasite in humans causing taeniasis (a type of helminthiasis) and cysticercosis in cattle.