- Itch mite - no one is immune
Scabies mites are the causative agents of mange. Usually, they settle on the first part of the host's body with the least thick hair. In humans, they can select a location between the fingers on the back of the knees, and so on, animals itch mites inhabit the eye, ear, nose, on the internal side of the thigh, and so on. Once they are comfortable, mites can spread to all parts of the body.
Adult itch mite. In adult ticks round body from 0 3 to 0 5 mm in diameter, and four pairs of short legs. The first two pairs of legs in females, and the first, second and fourth pairs of legs in males, there are long sucker.
Eggs are oval scabies mites, small - a length of about 0, 2 mm.
In white, round itch mite larvae are only three pairs of legs. They are too small to be seen by the naked eye, the diameter of the body is not more than 0.2 mm.
Young itch mites, or nymphs, too white and round; they have four pairs of legs. Nymphs only slightly less than the adult mites.
Distribution. Itch mites live wherever they have the potential owners. Infection most commonly occurs in the fall or spring.
The home team. Each type of scabies mites chooses certain hosts. Among mammals, which settles this parasite - horses, cattle, pigs, dogs, rabbits, sheep and people. Ticks are transferred from one animal species to an animal of another species, they can not survive or die shortly, although before death can cause some inconveniences.
Life cycle. As a rule, itch mites spend their entire lives on a single host. However, they can survive in damp places without a host for four to six weeks. In such cases, the temperature is an important factor in their survival as itch mites are most adapted to the normal body temperature of the host.
Unfertilized adult females itch mite make moves in a thickened, rough skin. Then they return to the surface and mate. After a few hours already fertilized females begin to lay eggs done in the skin moves. Eggs laid at intervals of two to three days lasts for about a month or more. One female lays 10-25 eggs every two weeks; but less than 10% of the eggs become adult itch mites.
After three to five days, the eggs appear microscopic larvae. They either remain in done in the skin moves, or settle in the hair follicles, where two or three days later they become nymphs. Nymphs become adults mites in four to six days, and the life cycle is repeated. The new generation of mites can reproduce approximately every two weeks.
The movement of scabies mite in the skin, as well as its eggs and waste, causing local inflammation. This allergic reaction
Allergic reactions: how to understand why you tickle in the throat
That leads to Villeneuve itching and rashes. People who have never had scabies
Scabies - when overwhelmed by ticks
, Allergic reaction develops within six weeks. Those who are ill with scabies is not the first time the rash appears a few days later. On average, one infected person has only a few adult female itch mite.
Itch mite is easily transmitted through physical contact with an infected, as well as through a variety of subjects. For example, if an infected person combing the affected skin, ticks may remain under his fingernails and then spread, for example, through the furniture, keyboard, and so on.
Diagnosis of infection with the scabies is simple and usually does not require a lot of time. For the treatment used various means, as a rule, non-prescription; with a very strong itching doctor may recommend a short course of taking antihistamines. To reduce the likelihood of relapse, it is necessary to do a thorough cleaning of the house, and pet owners - to reduce their pets to the vet.