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Infectious coryza is a serious bacterial disease of chickens that affects the respiratory system, and it is manifested by inflammation of the area below the eye, nasal discharge, and sneezing. [ 1 ] [ 2 ] The disease is found all over the world, causing high economic losses, which are due to stumping off and reduction of egg production in case ...
It causes chronic respiratory disease (CRD) in chickens and infectious sinusitis in turkeys, chickens, game birds, pigeons, and passerine birds of all ages. [1] [2] Mycoplasma gallisepticum is a significant pathogen in poultry. Mycoplasmosis is the disease caused by infection with mycoplasmas. Mycoplasmas have many defining characteristics.
Turkey poults, baby chicks and pheasant chicks are most susceptible to infection. Turkey poults usually develop gapeworm signs earlier and begin to die sooner after infection than young chickens. Lesions are usually found in the trachea of turkeys and pheasants but seldom if ever in the tracheas of young chickens and guinea fowl.
Poultry diseases occur in poultry, which are domesticated birds kept for their meat, eggs or feathers. [1] Poultry species include the chicken , turkey , duck , goose and ostrich . [ 1 ]
There are several diseases that are caused by avian reovirus, which includes, avian arthritis/tenosynovitis, runting-stunting syndrome, and blue wing disease in chickens. Blue wing disease affects young broiler chickens and has an average mortality rate of 10%. It causes intramuscular and subcutaneous hemorrhages and atrophy of the spleen ...
Visible signs of this disease are cyanosis of the head (hence, “blackhead”) and sulfur-yellow diarrhea. The pathogen causes lesions on the ceca and the liver. The ceca experience ulcerations, enlargement, and caseous masses start to form inside of them. The liver develops round, haemorrhagic, 1-2 centimeter oci that have caseous cores. [9]
The theory gained steam on Facebook, TikTok and Twitter in recent weeks, with some users reporting that their hens stopped laying eggs and speculating that common chicken feed products were the cause.
Dermanyssus gallinae (also known as the red mite) is a haematophagous ectoparasite of poultry.It has been implicated as a vector of several major pathogenic diseases. [1] [2] Despite its common names, it has a wide range of hosts including several species of wild birds and mammals, including humans, where the condition it causes is called gamasoidosis.