Search results
Results from the WOW.Com Content Network
Loa loa filariasis, (Loiasis) is a skin and eye disease caused by the nematode worm Loa loa.Humans contract this disease through the bite of a deer fly (Chrysops spp.) or mango fly, the vectors for Loa loa.
Whole blood with microfilaria worm, giemsa stain. L. loa worms have a simple structure consisting of a head (which lacks lips), a body, and a blunt tail. The outer body of the worm is composed of a cuticle with three main layers made up of collagen and other compounds which aid in protecting the nematodes while they are inside the digestive system of their host.
Filariasis is a filarial infection caused by parasitic nematodes (roundworms) spread by different vectors.They are included in the list of neglected tropical diseases.. The most common type is lymphatic filariasis caused by three species of Filaria that are spread by mosquitoes.
Mosquito Bites. What it looks like: Mosquito bites present as small, puffy, round bumps that are lighter or redder than the surrounding skin. Bites often center around ankles, hairlines, and the ...
A venomous spider bite (like this brown recluse bite) can cause a red or purplish rash radiating from the site of the bite. There are only a few species of spiders in the U.S. that can bite humans.
Nematodes are very small, slender worms. Most are free-living, often less than 2.5 mm long and some only about 1 mm. Many nematodes are microscopic. Some soil nematodes can reach up to 7 mm in length, and some marine species can reach up to 5 cm. Some are parasitic and can reach lengths of 50 cm or more. [42]
There are seven genera of spirudia nematodes that infect human hosts accidentally: Gnathostoma, Thelazia, Gongylonema, Physaloptera, Spirocerca, Rictularia. The G. pulchrum parasite is a nematode worm of the order Spirurida. It is a relatively thin nematode, and like other worms within its class, it has no circulatory or respiratory system.
The bites may be pimple-like, blister-like or similar to hives. They typically appear in specific areas on the lower body where tight clothes meet skin, like at the cuffs of your socks or the ...