autoimmune. the state conferred by autoimmunity. autoimmune disease. a disease state characterized by a specific antibody or cell-mediated immune response against the body's own tissues (autoantigens).
List of causes of Gastroenteritis. Following is a list of causes or underlying conditions (see also Misdiagnosis of underlying causes of Gastroenteritis) that could possibly cause Gastroenteritis includes: 1  Food poisoning. 2  E coli food poisoning. 3  Staphylococcus aurea food poisoning.
1 Norovirus. 2  With norovirus â the most common cause of viral gastroenteritis in adults and children â you're contagious from the moment you begin to feel ill. 3  Symptoms usually appear within one to two days of exposure.