Most common diseases in poultry

Author: Peter Berry
Date Of Creation: 18 February 2021
Update Date: 21 December 2024
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Common Diseases of Backyard Poultry
Video: Common Diseases of Backyard Poultry

Content

Poultry are constantly suffering from diseases that can spread at great speed if they live in colonies. For this reason it is convenient to correct vaccination of birds against the most common diseases in poultry.

On the other hand, the facility hygiene it is essential to fight diseases and parasites. A strict veterinary control is absolutely necessary to deal with a possible outbreak of a disease.

In this PeritoAnimal article we show you the main most common diseases in poultry, keep reading and get informed!

Infectious Bronchitis

THE infectious bronchitis it is caused by a coronavirus that only affects chickens and chickens. Respiratory disorders (wheezing, hoarseness), runny nose and watery eyes are the main symptoms. It propagates through the air and completes its cycle in 10-15 days.


This common disease in poultry can be prevented through vaccines - otherwise it is difficult to attack this disease.

Avian cholera

THE avian cholera it is a very contagious disease that attacks several species of birds. A bacterium (Pasteurella multocida) is the cause of this disease.

THE sudden bird death apparently healthy is the hallmark of this serious disease. Another symptom is that birds stop eating and drinking. The pathology is transmitted through contact between sick and healthy birds. The outbreak appears between 4 and 9 days after contracting the disease.

The disinfection of facilities and equipment is essential and absolutely necessary. As well as treatment with sulfa drugs and bacterins. The corpses must be removed immediately to prevent other birds from pecking and becoming infected.


Infectious coryza

THE infectious runny nose is produced by a bacterium called Haemophilus gallinarum. Symptoms are sneezing and oozing in the eyes and sinuses, which solidifies and can lead to loss of the bird's eyes. The disease is transmitted through dust suspended in the air, or through contact between sick and healthy birds. The use of antibiotics in water is recommended.

Avian encephalomyelitis

THE avian encephalomyelitis is caused by a picornavirus. It mainly attacks young specimens (1 to 3 weeks) and is also part of the most common diseases in poultry.

Rapid body tremors, unsteady gait and progressive paralysis are the most obvious symptoms. There is no cure and the sacrifice of infected specimens is recommended. The eggs of the vaccinated individuals immunize the descendants, hence the importance of prevention through vaccines. On the other hand, infected feces and eggs are the main vector of contagion.


bursitis

THE bursitis it is a disease produced by a birnavirus. Respiratory noise, ruffled feathers, diarrhea, tremors and decay are the main symptoms. Mortality does not usually exceed 10%.

It is a very contagious common disease in poultry that is transmitted by direct contact. There is no known cure, but vaccinated birds are immune and transmit their immunity through their eggs.

Avian Influenza

THE avian influenza is produced by a family virus Orthomyxovridae. This serious and contagious disease produces the following symptoms: ruffled feathers, inflamed crests and jowls, and eye swelling. Mortality approaches 100%.

Migratory birds are believed to be the main vector of infection. However, there are vaccines that reduce the mortality of the disease and help to prevent it. With the disease already contracted, treatment with amadantine hydrochloride is beneficial.

Marek's Disease

THE Marek's disease, another of the most common pathologies in poultry, is produced by a herpes virus. A progressive paralysis of the paws and wings is a clear symptom. Tumors also occur in the liver, ovaries, lungs, eyes and other organs. Mortality is 50% in unvaccinated birds. The disease is transmitted by dust embedded in the follicles of the infested bird.

Chicks must be vaccinated on the first day of life. The premises must be scrupulously disinfected if they have been in contact with sick birds.

Newcastle Disease

THE Newcastle disease it is produced by a very contagious paramyxovirus. A hoarse chirping, coughing, wheezing, crackling, and breathing difficulties are followed by awkward head movements (hide the head between the paws and shoulders), and an anomalous backward gait.

Bird sneezes and their droppings are the vector of contagion. There is no effective treatment for this disease so common in birds. A cyclic vaccine is the only remedy to immunize poultry.

Avian smallpox or avian yaws

THE birdpox is produced by the virus Borreliota avium. This disease has two forms of manifestation: wet and dry. Wet causes ulcers in the mucous membranes of the throat, tongue and mouth. Drought produces scabs and blackheads on the face, crest and jowls.

The vector of transmission are mosquitoes and living with infected animals. Only vaccines can immunize birds, as there is no effective treatment.

This article is for information purposes only, at PeritoAnimal.com.br we are not able to prescribe veterinary treatments or perform any type of diagnosis. We suggest that you take your pet to the veterinarian in case it has any type of condition or discomfort.