Ocular larva migrans is typically caused by migration of Toxocara spp larvae through the choroidal and retinal vessels into the posterior segment of the eye, or occasionally through the optic nerve via the central nervous system [23, 24]. 7 дек. 2013 г.
What parasite causes ocular larval migrans?
Ocular larva migrans is a rare inflammatory condition of the eye caused by local reactions to the larva of Toxocara species. These are roundworms which infest dogs and cats as their definitive hosts.
How do you get larva migrans?
Cutaneous larva migrans is a parasitic skin infection caused by hookworm larvae that usually infest cats, dogs and other animals. Humans can be infected with the larvae by walking barefoot on sandy beaches or contacting moist soft soil that has been contaminated with animal faeces.
What causes ocular toxocariasis?
Ocular toxocariasis is a rare infection caused by roundworms, Toxocara canis and Toxocara cati. It was first recognized to be associated with dogs in the 1940s. It typically affects children and can lead to profound monocular loss of vision despite known medical and surgical therapies.
What is the most common cause of visceral larva migrans?
Toxocara canis is the most common cause of visceral larva migrans. Mature T canis worms live in the small intestines of dogs, their natural host. Heavily infected dogs can pass millions of eggs each day in their feces. Toxocara cati can also cause visceral larva migrans.
More useful articles on a similar topic 👇
What causes ocular larva migrans in humans?How do you treat ocular larva migrans?
