Whipple's disease expert in the disease, applied novel diagnostic methods to stored tissue samples from Whipple's original patient, and demonstrated "T. whipplei" in these tissues. Whipple's disease Whipple's disease is a rare, systemic infectious disease caused by the bacterium "Tropheryma whipplei". First described by George Hoyt Whipple in 1907 and commonly considered a gastrointestinal disorder, Whipple's disease primarily causes malabsorption but may affect any part of the body including the heart, brain, joints, skin, lungs and the eyes. Weight loss, diarrhea, joint pain, and arthritis are common presenting symptoms, but the presentation can be highly variable and approximately 15% of patients do
Foreign animal disease serological, and molecular techniques. There is no vaccine available for this disease, and pharmaceutical therapy is not recommended because animals may improve clinically but will remain carriers. Good hygiene at assisted matings must be utilized. Compulsory notification and slaughter of infected horses is used to help control the disease, and most countries legislate control of movement. Foot-and-mouth disease Foot-and-mouth disease (FMD) is a severe highly contagious viral disease affecting cloven-hooved animals, such as cattle, sheep, and swine. FMD was once worldwide but has been largely controlled in developed nations, and has been eradicated from some regions such as North America