To control the disease, safe and highly efficacious live. Please refer to the animal disease notification system for a description of the notification system and the latest health situation table. Classical swine fever csf or hog cholera also sometimes called pig plague based on the german word schweinepest is a highly contagious disease of swine old world and new world pigs. Classical swine fever csf is a highly contagious and economically significant. Assessment of classical swine fever diagnostics and vaccine. To this effect, a taskforce drawn from the three organizations was set up and has worked. Classical swine fever csf is a highly contagious viral disease of pigs. Domestic pig is defined as all domesticated pigs, permanently captive or farmed free range, used for the. Today, only 17 other regions are free of csf, 9 of which are in mexico. Fosgate dvm, phd, dacvpm 979 8453203 for more information contact the texas animal health commission at 18005508242. Hog cholera, also known as classical or european swine fever, is caused by hog cholera virus, a member of the genus pestivirus. Csf is a highly contagious multisystemic viral disease of swine that can run an acute, subacute, chronic, or lateonset course.
Classical swine fever csf is most often used in europe and its excolonies. The possible role of metabolites of the arachidonic acid pathway and immune complexes in the development of the. Purpose this document describes the guidelines and procedures for the national surveillance program for classical swine fever. The goal of the program is to enhance surveillance for the rapid detection of csf virus introduced into u. Although classical swine fever was once widespread, many countries have eradicated this disease from domesticated swine. Classical swine fever is a contagious, often fatal, disease of pigs clinically characterized by high body temperature, lethargy, yellowish diarrhea, vomiting, and a purple skin discoloration of the ears, lower. To control the disease, safe and highly efficacious live attenuated vaccines exist for decades. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The causative agent csf virus csfv, is a member of the. Several examples illustrate the devastating economic effects of classical csf and african swine fever asf spilling.
English pdf spanish pdf classical swine fever powerpoint this presentation is designed to aid veterinarians in educating swine producers on csf, its transmission, clinical signs, and prevention. In the aforementioned report, csf live attenuated vaccines and the commercially available e2 subunit marker vaccines. Current concepts on the pathophysiology of african swine fever, an acute viral haemorrhagic fever, are described. Swine fever definition of swine fever by merriamwebster. Classical swine fever csf is a highly contagious and often fatal viral disease of domestic pigs and wild boar with a tremendous impact on animal health and pig industry and, therefore. Classical swine fever aetiology epidemiology diagnosis prevention and control references aetiology classification of the causative agent classical swine fever csf virus is a member of the family flaviviridae, genus pestivirus, containing one serotype divided into three major genotypes, including numerous subgenotypes. Epidemiology, diagnosis and control of classical swine. The severity of the illness varies with the strain of the virus, the age of the pig, and the immune status of. Both diseases only affect pigs and are exotic to australia. Csf inactivation in meat this document provides the current scientific knowledge of the level of persistence of the csf virus in a variety of meat products, including hams and sausages. Procedure manual for classical swine fever csf surveillance i. In its acute form it presents as a highly lethal haemorrhagic fever that is indistinguishable from african swine fever asf. Purpose this document describes the guidelines and procedures for the national surveillance program for classical swine fever csf as of february 2007. Classical swine fever is a highly contagious, viral disease of swine that in its most virulent form causes morbidity and mortality approaching 100%.
Transmission mainly by the oral and oronasal routes, via direct or indirect contact. The clinical signs of classical swine fever may occur in chronic, congenital, mild or acute form. Fosgate dvm, phd, dacvpm 979 8453203 for more information contact the texas animal health commission at 1800. Besides high fever, the disease is characterized by a broad spectrum of clinical signs. Pathology and molecular diagnosis of classical swine fever in. Classification of the causative agent resistance to. Aug 26, 2014 if classical swine fever is confirmed it will be controlled in line with the contingency plan for exotic notifiable diseases and the gb classical swine fever disease control strategy. The classical swine fever eradication plan for the americas 1 1. General provisions for the purposes of international trade, classical swine fever csf is. Current concepts on the pathophysiology of african swine fever, an acute viral haemorrhagic fever, are. Overview of classical swine fever generalized conditions. Hanson 1957 made it clear that this claim is not sustainable from the original evidence, and that the. Published 14 august 2014 last updated 31 march 2020.
African swine fever asf is a highly lethal viral disease of domestic pigs that manifests as an acute or peracute haemorrhagic fever. However, until recently, the available live vaccines did not allow a serological marker concept that is essentially important to circumvent longterm trade. Currently, the disease is controlled by prophylactic. The disease is similar to classical swine fever, but is caused by a different virus. Csf was eradicated from the united states in 1978 after. The immunopathology of the disease is poorly understood, but the ability of the csf virus to infect cells without triggering apoptosis and to kill uninfected cells is probably highly significant. African swine fever asf afrivip african veterinary. Pdf the control of classical swine fever in wild boar. It is distributed in many countries in asia, eastern europe and south america and thus hampers. Classical swine fever definition of classical swine fever. Occured in east anglia, affected 16 farms and 75,000 pigs including contact farms were slaughtered to eradicate the disease main source of.
Classical swine fever classical swine fever virus, family flaviviridae geoffrey t. Collared peccaries were susceptible in one study, but recovered in 10 days. The regulations in 9 cfr part 94 referred to below as the regulations prohibit or restrict the importation of specified animals and animal products to prevent the introduction into the united states of various. Pathology and molecular diagnosis of classical swine fever. Classical swine fever still a threat classical swine fever csf, also known as hog cholera, is a highly contagious viral disease of swine. The regulations in 9 cfr part 94 referred to below as the regulations prohibit or restrict the importation of specified animals and animal products to prevent the introduction into the united states of various animal diseases, including classical swine fever csf, footandmouth disease, swine vesicular disease, and rinderpest. For the global pig industry, classical csf and african swine fever asf outbreaks are a constantly feared threat. Epidemiology, diagnosis and control of classical swine fever. North america is also at risk for the reintroduction of classical classical swine fever csf is a highly contagious and economically significant viral disease of pigs. Apr 23, 2020 swine fever definition is hog cholera. Classical swine fever is caused by a member of the flaviviridae family,genus pestivirus 88.
Csf was eradicated from the united states in 1978 after a 16year. Sets out the disease control measures we would consider if african or classical swine fever was suspected or confirmed in pigs. Classical swine fever csf, also known as hog cholera, is a contagious viral disease of domestic and wild swine. Classical swine fever csf is a contagious febrile disease of pigs that is associated. Classical swine fever csf is a highly contagious and economically significant viral disease of pigs. Natural hosts for the csf virus csfv are members of the family suidae, i. Classical swine fever hog cholera in wild boar in europe. What happened in the classical swine fever outbreak in 2000. A decade of research into classical swine fever marker. Classical swine fever csf virus is a member of the family flaviviridae, genus pestivirus, containing one serotype divided into three major genotypes, including. Current concepts on its pathogenesis and immunology e. Classical swine fever is a notifiable disease, according to council directive 82894eec of 21 december 1982 on the notification of animal diseases within the community. Classical swine fever is a contagious, often fatal, disease of pigs clinically characterized by high body temperature, lethargy, yellowish diarrhea, vomiting, and a purple skin discoloration of the ears, lower abdomen, and legs.
Mar 23, 2001 classical swine fever definition is hog cholera. Csf inactivation in meat this document provides the. The classical swine fever eradication plan for the america. Classical importance swine fever hog cholera, swine fever, european swine fever, peste du porc, colera porcina, virusschweinepest last updated. If classical swine fever is confirmed it will be controlled in line with the contingency plan for exotic notifiable diseases and the gb classical swine fever disease control strategy.
It is shown here that the end stage of lethal infection in the natural host is associated with a dramatic depletion preferentially of b lymphocytes in the circulatory system as well as in lymphoid tissues. Notice of determination of the classical swine fever. Swine fever causes fever, skin lesions, convulsions, splenic infarctions and usually particularly in young animals. African swine fever asf is a highly contagious virus that causes an often fatal disease in pigs and wild boar. Classical swine fever csf diagnosis lesions signs symptoms. The highly varying picture of both african swine fever asf and hog cholera hc makes a diagnosis of either disease on mere clinical and pathological grounds often impossible, particularly in. Classical swine fever powerpoint this presentation is designed to aid veterinarians in educating swine producers on csf, its transmission, clinical signs, and prevention measures.
Usda aphis classical swine fever standard operating procedure. Classical swine fever csf, also known as hog chol era, is a highly contagious viral disease of swine. Csf was eradicated from the united states in 1978 after a 16. Notice of determination of the classical swine fever status. Assessment of classical swine fever diagnostics and. The incubation period is variable but is usually between five and ten days. Classical swine fever hog cholera iowa state university. Food and agriculture organization of the united nations 6,754 views. Nov 06, 2015 classical swine fever csf is a viral disease with severe economic consequences for domestic pigs. Classical swine fever definition of classical swine. Characteristics of vaccine performance in terms of vaccine types, ef.
Sep 15, 2017 due to its impact on animal health and pig industry, classical swine fever csf is still one of the most important viral diseases of pigs. Classical swine fever is on the list of diseases notifiable to the world organisation for animal health oie. Classical swine fever csf, known in the unites states of america as hog cholera, is an acute to chronic disease of pigs. Viral strains of low to moderate virulence cause infections with a gradient of severity, some clinically inapparent. Classical swine fever csf, which was first recognised in 1810, is a contagious disease of pigs characterised by fever and haemorrhage with an acute or chronic process 1, 10, and it leads to. People are not affected by african swine fever or classical swine fever. Classical swine fever csf, caused by classical swine fever virus csfv, is an oielisted, highly contagious, often fatal disease of swine worldwide. All feral and wild pigs, including european wild boar, are susceptible. Classical swine fever csf is a viral disease with severe economic consequences for domestic pigs.
It causes damage to blood vessels throughout the body. Differential diagnosis between african swine fever and hog. Raising awareness about african swine fever in ukraine duration. In the recent past, the introduction of classical swine fever virus csfv followed by betweenherd spread has given rise to a number of large epidemics in the netherlands and belgium.
Classical swine fever eu position the eu supports the adoption of the modified chapter. Classical swine fever csf, also known as hog cholera, is a highly contagious viral disease of swine. It is shown here that the end stage of lethal infection in the natural. Classical swine fever csf is a serious and contagious viral disease of pigs and wild boar with a widespread worldwide distribution. It was first described in the early 19th century in the usa. Currently, the disease is controlled by prophylactic vaccination in china and many other countries using the modified live vaccines derived from cstrain, which was developed in china in the mid. In its acute form the disease generally results in high morbidity and mortality. A highly infectious, often fatal viral disease of swine, characterized by fever, loss of appetite, and diarrhea. The immunopathology of the disease is poorly understood, but the. Pdf the principles of aetiology, pathogenesis, diagnosis and immunology of classical swine fever as well as control measures are described. Swine fever hog cholera, swine fever, european swine fever, peste du porc, colera porcina, virusschweinepest last updated. General provisions for the purposes of international trade, classical swine fever csf is defined as an infection of domestic pigs. Several examples illustrate the devastating economic effects of classical csf and african swine fever asf spilling over from wild boar to domestic pigs. Due to its impact on animal health and pig industry, classical swine fever csf is still one of the most important viral diseases of pigs.