Arteritis viral equina the center for food security and public health. General directorate of animal health mexicounited states. Where it includes temporal arteritis the symptoms may. Although typically not lifethreatening to otherwise healthy adult horses, eva is of special concern because it can result in abortion in pregnant mares, illness and death in young foals, and establishment of the carrier state in stallions. Equine viral arteritis indiana state board of animal healthtechnical bulletin eq411. This disease is endemic to equine population of many countries worldwide. Mccue dvm, phd, diplomate american college of theriogenologists equine viral arteritis eva is a contagious viral infection affecting both mares and stallions. Typical cases are characterized by fever, depression, anorexia, leukopenia, dependent edema especially of the lower hind extremities, scrotum, and prepuce in the stallion, conjunctivitis, supra or periorbital edema, nasal discharge, respiratory distress, skin rash, temporary. Equine viral arteritis eva is a contagious viral disease of horses worldwide. The clinical signs of respiratory infection due to eva are serous nasal discharge, cough, conjunctivitis, lacrimation, and palpebral. Arteritis definition of arteritis by the free dictionary. Music for rest and recovery of the body music for sleep relaxation after a working day duration. Search the catalogue for collection items held by the national library of australia. Equine viral arteritis, also known as equine typhus is a contagious disease affecting equine, mainly horses and ponies and is characterized for causing conjunctivitis and edema.
Arteritis viral equina tifus equino, celulitis epizooticaojo rosado, ojo rosado por linfangitis epizootica, rotlaufseuchefundacion universitaria san martinsede caribemedicina veterinaria y zootecniaeliana afanadorana maria arizaamanda ramospuerto colombia2012. May, 2010 equine viral arteritis eva a manageable problem u. Diagnosis of viral arteritis in horses diagnosing this virus is a bit on the challenging side as the symptoms, when they are present, and the clinical signs are very similar to a variety of other viral and bacterial respiratory infections, for example, fever, loss of appetite, muscle aches, and nasal discharge. Serological evidence of equine arteritis virus infection and. Equine viral arteritis eva is a contagious viral disease of equids caused by equine arteritis virus eav, an rna virus that is classified in the family arteriviridae of the genus arterivirus. Carrier stallions are considered responsible for maintaining the disease in the population and may shed the virus in their semen for months to years. There has been significant recent progress in understanding the molecular biology of eav and the pathogenesis of its infection in horses. Equine viral arteritis an overview sciencedirect topics. Equine viral arteritis is caused by a togavirus and is spread by aerosolization and inhalation or through sexual contact.
The disease was thrust into the limelight of industry attention following a 1984 epidemic on a large number of thoroughbred breeding farms in kentucky. Greetings to each of you on the occasion of the second international workshop on equine viral arteritis to be held at the university of kentucky. The virus can be found throughout the world and sporadically in the united states. Documented outbreaks have been infrequent, but this may be related to lack of recognition.
Mar 15, 2011 evaluation of the safety of vaccinating mares against equine viral arteritis during mid or late gestation or during the immediate postpartum period. Find details on equine viral arteritis eva in horses including diagnosis and symptoms, pathogenesis, prevention, treatment, prognosis and more. Equine arteritis virus eav is the causative agent of equine viral arteritis eva, a respiratory and reproductive disease of equids. Equine viral arteritis eva is a disease of horses caused by alphaarterivirus equid, an rna virus. Indirect confirmation elisa kit for the detection of antieva equine viral arteritis antibodies in horse serum and plasma.
August 2009 the genus importance equine viral arteritis eva is an economically important viral disease of equids. A warm welcome to those who also attended the first workshop that took place at the universitys maxwell h. Mccollum summary the epizootic of equine viral arteritis eva in the thoroughbred population in central kentucky in 1984 aroused concern for a disease whose previous sporadic occur rences had gone largely unnoticed. What links here related changes upload file special pages permanent link page information. Equine viral arteritis eva in horses vetlexicon equis. Equine viral arteritis definitions eav refers to the virus equine arteritis virus eva refers to the disease equine viral arteritis the eav is of the genus arterivirus. Department of agriculture in the past years, few equine diseases have stimulated more interest or gained greater international.
Definition equine viral arteritis eva is a contagious viral disease of equids. The portion of the name arteritis comes from the characteristic vascular. Parainfluenza equina, aborto contagioso salmonella abortus. Equine viral arteritis eva is an acute, contagious disease caused by equine arteritis virus eav of the genus arterivirus family arteriviridae. Equine viral arteritis eva is known to be highly contagious disease and generally results in respiratory problems in horses. Equine viral arteritis eva is a disease of horses caused by alphaarterivirus equid, an rna. This vaccine has been tested and shown to be satisfactory for marketing. Equine viral arteritis eva is a contagious disease of equids caused by the equine arteritis virus eav. Arteritis viral equina tifus equino, celulitis epizooticaojo rosado, ojo rosado por linfangitis epizootica, rotlaufseuche ultima actualizacion. If equine viral arteritis is confirmed the outbreak will be controlled in line with the contingency plan for exotic notifiable diseases. Evaluation of the safety of vaccinating mares against equine viral arteritis during mid or late gestation or during the immediate postpartum period. Equine viral arteritis eva is a contagious viral disease of equids caused by equine arteritis virus eav, an rna virus classified in the family arteriviridae. Evaluation of the safety of vaccinating mares against. Eva is spread venereally and via respiratory secretions.
It is the only species in the genus alphaarterivirus, and that is the only genus in the equarterivirinae subfamily. Equine viral arteritis eva is a contagious viral infection affecting both mares and stallions. Where present, clinical signs of eva can vary in range and severity. Pronunciation of arteritis with 1 audio pronunciation, 4 synonyms, 1 meaning, 10 translations, 2 sentences and more for arteritis. The short film equine viral arteritis eva a manageable problem is available for free download at the internet archive. The virus which causes eva was first isolated in 1953, but the disease has afflicted equine animals worldwide for centuries. Arvac aids in the prevention of viral abortion and respiratory infection due to equine arteritis virus equine arteritis virus is a contagious equine disease with an increasing number of cases. Equine viral arteritis eva is a contagious viral disease of equids caused by equine arteritis virus. With axenitis 30, presentation design templates to choose from, crystalgraphics adenihis more professionallydesigned s and templates with stylish backgrounds and designer layouts than anyone else in the world. Equine viral arteritis eva is caused by an rna togavirus and produces clinical signs of respiratory disease, vasculitis, and abortion. Arvac is a desiccated preparation containing viable modified equine arteritis virus propagated on an equine cell line culture system.
Equine viral arteritis eva may have a high economic impact on breeding stud farms due to the occurrence of evaassociated abortion outbreaks and the ability of the virus to persist in carrier. The disease is frequently confused with other conditions that produce clinically similar conditions. Arteritis viral free download as powerpoint presentation. Horses clinically affected with eva may exhibit fever, limb edema. Introduction equine viral arteritis eva is a contagious respiratory disease of equids, so named for the characteristic inflammatory. Equine viral arteritis department of primary industries. The disease is transmitted through both the respiratory and reproductive systems. Second international workshop on equine viral arteritis. Eav was isolated from semen samples using an rk cell line in accordance with chapter 2. Timoney gluck equine research center, department of veterinary science, the university of kentucky, lexington, ky, usa.
Many horses are either asymptomatic or exhibit flulike symptoms for a short period of time. Eav, an rna virus classified in the genus, arterivirus, family. Equine viral arteritis equine viral arteritis eva is an infectious viral disease of horses that causes a variety of clinical symptoms, most significantly abortions. Stallions can become long term carriers of the virus, and transmit it during breeding. Equine viral arteritis 52208 georgia department of. Compatible with cytotoxic sera 1 which cannot be tested with the virus neutralization test vnt. Equine viral arteritis equine typhoid, epizootic cellulitispinkeye, epizootic lymphangitis pinkeye, rotlaufseuche last updated.
Apr 30, 2014 music for rest and recovery of the body music for sleep relaxation after a working day duration. Equine viral arteritis that has gripped the krc for the last couple of days has compelled us to draw small card with entries of 19 horses. Available in the national library of australia collection. Equine viral arteritis eva is caused by an arterivirus within the family arteriviridae and is seen worldwide.
Equine viral arteritis eva is an acute, contagious, viral disease of equids caused by equine arteritis virus eav. It is not extremely prevalent in the united states but, when it does occur, it is usually as an outbreak in a location where animals come and go frequently, such as a racetrack or breeding farm. Horses with eva infection present with fever, anorexia, and depression. Equine viral arteritis eva is a contagious respiratory disease of equids, so named for the characteristic inflammatory lesions induced by the causal virus in the smaller blood vessels, especially the arterioles of the acutely infected animal 1,2.
The disease is frequently confused with other illnesses that produce similar clinical signs. Broaddus cc1, balasuriya ub, white jl, timoney pj, funk ra, holyoak gr. The infection is caused by the equine arteritis virus eva and animals, other than those from the equine family, are not affected by the disease since this particular virus is species specific. The majority of naturally acquired infections with eav are subclinical.
Arteritis viral equina tifus equino, celulitis epizooticaojo rosado, ojo rosado. Identification of seropositive horses and a semenculture positive stallion in australia suggest a low virulence form of this organism has been established in the horse population at a low level. Equine viral arteritis eva a manageable problem in the past years, few equine diseases have stimulated more interest or gained greater international notoriety than eva. Arteriviridae are mediumsized, enveloped, positivesense, singlestranded rna viruses, with an icosahedral nucleocapsid. This order provides for the extension of the definition of disease in the animal health act 1981 to include equine viral arteritis article 2. Evaluation of the safety of vaccinating mares against equine. Equine viral arteritis eva a manageable problem youtube. Arteritis viral equina electronic resource national. Serological evidence of exposure to the causal agent, equine arteritis virus eav, is present in equine populations in many countries. Equine viral arteritis eva can cause prominent economic losses for the equine industry.
Viral arteritis in horses symptoms, causes, diagnosis. Eva is most often associated with racetracks, show circuits and breeding farms. Equine viral arteritis eva is an economically important viral disease of equids. Breed prevalence of eva ranges from 1 to 3% in quarter horses, arabians and thoroughbreds to 70 to 80% in standardbreds. Although carrier stallions can be bred if precautions are taken, the need to mate them.
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