Psoroptose of neat cattle

Psoroptoseof neat cattleis an infectious disease. The disease is clinically revealedin herds after the establishment of stable cold spell and the arrangement of stalled keepingof cattle.

The infection mostly often occurs when sickanimals contact with healthy ones.

Usually the first symptoms of the disease in herbsare revealed in animals with chronic dermatitis. Then the number of sick animals in the herb is growing and sick animals' psoroptose process is progressing. The disease spreads quickly among young animals (up to the age of 2 years) than adult animals.

With a warm spell, the disease is gradually dying down and then the clinical symptoms of the disease disappear. Animals that have got the disease and haven't been curedget ill again the next cold period and serve as a source of the disease.

Liceand vlasoedi contribute to a great extent to development of psoroptose. Paraziting on animals' bodies, they provoke irritationof skin neuralends and itchand make better conditions for accustoming of ticks.

Coetaneous ticks pierceepidermis with their proboscisand secrete toxic secretion, provoke the development of inflammationprocess and itch.

The increase of the number of ticks contributes to a quick involving of healthy skin parts into a pathological process. The scratched skin surface bleeds. Mixing with hair and scabs, blood coagulatesand makes big dark scabs.

Primarily, the nidiof the affectionare localized at the base of horns, on the upper part of a neck, on a sacral bone, at the root of a tail. Then process spreads on the other parts of a body. The first clinical symptom is a skin itch. An animal licksand scratches itching places.

The itch revealsin rest and in movement, day and night, sometimes the process is complicated with the formation of the piodermic focuses. The disease weakens animals, it makes them predisposeto other disease and it may become the cause for death.

The general development of psoroptose of neat cattle is characterized by the duration of the treatment. There are suggested medical and prophylactic treatments of neat cattle. They are used with the help of the method of large- drop sprinklingin the form of emulsions, suspensions and solutions, and by ointments and liniments. The insecticide powderis used in cold seasons.

It's obligatory to quarantine all the new coming animals to the farm, to keep animals in accordance with veterinary-sanitary norms, to organize full highly-qualified feeding.

Plague of dogs

The plagueof dogs is an infectiousdisease. It amazesdogs of young age, about one year. It is clinically shown as catarrhalinflammations of a mucous membraneof respiratory ways, a digestive path and occurrence eczemaon a skin and very much frequently a defeat of the central nervous system. It causes the big death rate among fallen ill dogs. The season for occurrence and distribu- tion of a plague of dogs has no essential value.

The infecting agentof a plague of dogs is a filtering virus opened in 1905. (Kappe). It complicates current of a plague infection.

According to practical supervision dogs with a plague in the age of from 3 till 12 months fall ill and are in advanced age.

The virus of a plague from an organism of a sick dog is allocated together with the expirationfrom nasal cavities, the eye and pollutes environment. It is possible, that the virus is allocated also with urineand stool.

After recoverya dog remains a virus carrier. It is proved; it can allocate a virus from an organism in an environment.

Secondary sources of infection can be forages, water, subjects of stock, and also places after walking a dog, polluted of feces of the sick animals. It is considered that the virus from a place of primary introduction will penetrate into a blood channel, together with a blood it is distributed along an organism and in such way reaches the central nervous system.

Durationof the incubatory period at infection with a plague of dogs is 2–3 weeks.

In one case there are symptoms which defeat respiratory organs and nervous system.

At the beginning of disease depression, the general weakness, lowered reaction to external irritations, refusal of forage, from time to time trembling (fever) are marked. The body temperature is raised. As specific means of treatment of a plague of dogs serum is applied.

Yersiniosis

Yersiniosis is a disease caused by the bacterium Yersinia enterocolitica. Can animals transmit yersiniosis to people? Yes, some animals pass Yersinia enterocolitica in their feces and people can get sick from contact with infected feces. Other animals that can carry this disease include cats, dogs, horses, cows, rodents, and rabbits. People can also get yersiniosis by eating pork that is not cooked completely or by drinking contaminated milk. Young children usually have fever, stomach pain, and diarrhea. Adults can feel pain on their right side and may have a fever, pain in joints, such as knees or wrists.

Salmonellosis

Salmonellosisis a bacterial disease caused by the bacterium Salmonella. More often it infects cattle of young age. Symptoms include fever, watery diarrhea, and cough. In some cases animals may die in 5–10 days. Salmonellosis affects lungs, and gastrointestinal system. Many different kinds of Salmonella can make people sick. Mоst people have diarrhea, fever, and stomach pain. These symptoms usually go away after one week. Sometimes, people have to see a doctor or go to the hospital if the diarrhea is severeor the infection has affectedother organs.

Many kinds of animals can pass salmonellosis to people. Usually, people get salmonellosis by eating contaminated food, such as chicken or eggs. However, animals can carry Salmonella and pass it in their feces (stool). Therefore, people can also get salmonellosis if they do not wash their hands after touching the feces of animals. Reptiles (lizards, snakes, and turtles), baby chicks, and ducklings are especially likely to pass salmonellosis to people. Dogs, cats, birds (including pet birds), horses, and farm animals can also pass Salmonella in their feces.

Some people are more likely than others to get salmonellosis. A person's age and health status may affect his or her immune system, increasing the chances of getting sick. People who are more likely to get salmonellosis include infants, children younger than 5 years old, organ transplant patients, people with HIV/AIDS, and people receiving treatment for cancer.

Date: 2016-01-03; view: 1478