| gastroenteritis, transmissible, of swine | A condition of chronic gastroenteritis in adult pigs and fatal gastroenteritis in piglets caused by a coronavirus. (12 Dec 1998) |
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| viral gastroenteritis | <pathology> An inflammatory condition of the intestines that results from an infection with a virus. Rotavirus is a common cause. Abdominal pain, diarrhoea, nausea and vomiting are common symptoms. (27 Sep 1997) |
| porcine transmissible gastroenteritis | A rapidly spreading disease of swine, caused by a coronavirus (of the family Coronaviridae) and characterised by severe diarrhoea and vomiting; case fatality rate in pigs younger than 10 days is high; in older pigs it is low. Synonym: porcine transmissible gastroenteritis. (05 Mar 2000) |
| infantile gastroenteritis | An endemic viral gastroenteritis of young children (6 months to 12 years) that is especially widespread during winter, caused by strains of rotavirus; the incubation period is 2 to 4 days, with symptoms lasting 3 to 5 days, including abdominal pain, diarrhoea, fever, and vomiting. Synonym: infantile gastroenteritis. (05 Mar 2000) |
| endemic nonbacterial infantile gastroenteritis | An endemic viral gastroenteritis of young children (6 months to 12 years) that is especially widespread during winter, caused by strains of rotavirus; the incubation period is 2 to 4 days, with symptoms lasting 3 to 5 days, including abdominal pain, diarrhoea, fever, and vomiting. Synonym: infantile gastroenteritis. (05 Mar 2000) |
| transmissible gastroenteritis of swine | A rapidly spreading disease of swine, caused by a coronavirus (of the family Coronaviridae) and characterised by severe diarrhoea and vomiting; case fatality rate in pigs younger than 10 days is high; in older pigs it is low. Synonym: porcine transmissible gastroenteritis. (05 Mar 2000) |
| eosinophilic gastroenteritis | <radiology> Eosinophilic infiltration of mucosa, submucosa, and muscularis of small bowel with or without stomach, stomach (almost always limited to antrum): enlarged gastric rugae, cobblestone nodules, polyps (=mucosal type), rigid wall with narrowed antrum/pylorus, bulky inramural mass up to 9 cm (=muscular type), wet stomach, ulcers rare, may have ascites, small bowel (predominantly jejunum), thickening and distortion of folds (=mucosal type), effacement of mucosa and narrowing of lumen (=muscular type), prognosis: tendency to spontaneous remission, treatment: steroids; removal of sensitizing agent (12 Dec 1998) |
| acute epidemic conjunctivitis | An obsolete term for an acute conjunctivitis marked by intense hyperaemia and profuse mucopurulent discharge. Synonym: acute epidemic conjunctivitis, pinkeye. (05 Mar 2000) |
| acute epidemic leukoencephalitis | A disease characterised by acute onset of fever, followed by convulsions, delirium, and coma, and associated with perivascular demyelination and haemorrhagic foci in the central nervous system. Synonym: acute primary haemorrhagic meningoencephalitis, Strumpell's disease. (05 Mar 2000) |
| behavioural epidemic | An epidemic originating in behavioural patterns (in contrast to invading microorganisms); examples include medieval dancing mania, episodes of crowd panic. (05 Mar 2000) |
| person to person epidemic | An epidemic resulting from person to person contact, characterised by a gradual rise and fall in number of cases. (09 Oct 1997) |
| common-source epidemic | <microbiology> An epidemic resulting from infection of a large number of people from a single contaminated source. (09 Oct 1997) |
| pleurodynia, epidemic | An acute, febrile, infectious disease generally occurring in epidemics, most often seen in persons under the age of 20. It is usually caused by coxsackie viruses b and sometimes by coxsackie viruses a, echoviruses, and other enteroviruses. (12 Dec 1998) |
| point epidemic | An epidemic where a pronounced clustering of cases of disease occurs within a very short period of time (within a few days or even hours) due to exposure of persons or animals to a common source of infection such as food or water. (05 Mar 2000) |
| porcine epidemic diarrhoea | A disease of pigs caused by the porcine epidemic diarrhoea virus and characterised by acute diarrhoea, with high mortality in piglets. (05 Mar 2000) |