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Catarrh (/ k ə ˈ t ɑːr / kə-TAR) is an inflammation of mucous membranes in one of the airways or cavities of the body, [1] [2] usually with reference to the throat and paranasal sinuses. It can result in a thick exudate of mucus and white blood cells caused by the swelling of the mucous membranes in the head in response to an infection.
Eye Ring. Bovine malignant catarrhal fever (BMCF) is a fatal lymphoproliferative disease [1] caused by a group of ruminant gamma herpes viruses including Alcelaphine gammaherpesvirus 1 (AlHV-1) [2] and Ovine gammaherpesvirus 2 (OvHV-2) [1] [3] These viruses cause unapparent infection in their reservoir hosts (sheep with OvHV-2 and wildebeest with AlHV-1), but are usually fatal in cattle and ...
The second is a more severe form that involves fever, diarrhea, heavy nasal discharge, and lymph system failure, with a morbidity of 28 percent. The so-called "head and eye" form is the most lethal and serious form, which results in all known effects and central nervous system damage, predated by nervous shakes and eventually muscular failure.
It may be classified as acute or chronic. Acute pharyngitis may be catarrhal, purulent, or ulcerative, depending on the causative agent and the immune capacity of the affected individual. Chronic pharyngitis may be catarrhal, hypertrophic, or atrophic. [citation needed] Tonsillitis is a subtype of pharyngitis. [14]
In the early stages of its identification, BT was referred to by a number of different names, including "epizootic catarrh," "fever," "malarial catarrhal fever of sheep," and "epizootic malignant catarrhal fever of sheep." [3] This was due to the prevailing belief at the time that BT was caused by an intraerythrocytic parasite.
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Fever, headaches and muscle aches are common, and some infected people also suffer diarrhea, nausea, vomiting or rash. Some patients suffer recurring symptoms, and 1 in 20 can suffer more severe ...
“The term ‘sloth fever’ is a colloquial name that has emerged due to the virus being found in areas where sloths, which are known to carry a range of parasites and pathogens, are present ...