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Disease varies according to the Streptococcal species but common presentations include septicaemia, peritonitis, salpingitis and endocarditis. Common species affecting poultry include: S. gallinaceus in broiler chickens; S. gallolyticus which is a pathogen of racing pigeons and turkey poults; S. dysgalactiae in broiler chickens; S. mutans in geese
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 ]
Sandfly species transmit the disease leishmaniasis, by acting as vectors for protozoan Leishmania species, and tsetse flies transmit protozoan trypansomes (Trypanosoma brucei gambiense and Trypansoma brucei rhodesiense) which cause African Trypanosomiasis (sleeping sickness). Ticks and lice form another large group of invertebrate vectors.
Bumblefoot (ulcerative pododermatitis) is a common bacterial infection and inflammatory reaction that occurs on the feet of birds, rodents, and rabbits. [1] It is caused by bacteria, namely species of Staphylococcus , Pseudomonas , and Escherichia , with S. aureus being the most common cause of the infection. [ 1 ]
Infectious bursal disease (IBD), also known as Gumboro disease, infectious bursitis, and infectious avian nephrosis, is a highly contagious disease of young chickens and turkeys caused by infectious bursal disease virus (IBDV), [1] characterized by immunosuppression and mortality generally at 3 to 6 weeks of age. The disease was first ...
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.
Chicken anemia virus, or CAV, is currently a member of the Anelloviridae family which is found worldwide. [1] The virus only affects chickens . [ 2 ] CAV is a non-enveloped icosahedral single stranded DNA virus, [ 3 ] which causes bone marrow atrophy , anemia , and severe immunosuppression .
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 ...