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Bluetongue (BT) disease is a noncontagious, arthropod-borne viral disease affecting ruminants, [1] primarily sheep and other domestic or wild ruminants, including cattle, yaks, [2] goats, buffalo, deer, dromedaries, and antelope. [3]
The main cause of the sweating sickness is an epitheliotropic toxin produced by females of certain strains of Hyalomma truncatum. [4] The toxin develops in the tick organism, not in the vertebrate host. This disease widely spread in eastern, central and southern Africa, Sri Lanka and Southern India.
A sheep showing clinical symptoms of facial eczema. Facial eczema is a mycotoxic disease that affects the liver of several animals, mainly sheep and cattle, but can also infect other ungulates. It is caused by ingesting sporidesmins released by the fungus Pithomyces chartarum.
Permanent lung damage can arise due to one's inability to recognize the cause of symptoms. [5] Farmer's lung occurs because repeated exposure to antigens , found in the mold spores of hay, crops, and animal feed, triggers an allergic reaction within the farmer's immune system. [ 5 ]
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Orf is a zoonotic disease, meaning humans can contract this disorder through direct contact with infected sheep and goats or with fomites carrying the orf virus. [6] It causes a purulent-appearing papule locally and generally no systemic symptoms.
Dictyocaulus viviparus found in the bronchi of a calf during necropsy (arrow). Parasitic bronchitis, also known as hoose, husk, or verminous bronchitis, [1] is a disease of sheep, cattle, goats, [2] and swine caused by the presence of various species of parasite, commonly known as lungworms, [3] in the bronchial tubes or in the lungs.
Pseudocowpox is a disease caused by the Paravaccinia virus or Pseudocowpox virus, a virus of the family Poxviridae and the genus Parapoxvirus. [2]: 393 Humans can contract the virus from contact with livestock infected with Bovine papular stomatitis and the disease is common among ranchers, milkers, and veterinarians. Infection in humans will ...