NCIt definition : A systemic infection caused by the Gram-positive bacterium Tropheryma whipplei. It
affects the small intestine resulting in malabsorption. Other sites or systems affected
by the infection are the joints, central nervous system, and the cardiovascular system.;
Alternative definition : NICHD: An infection that is caused by the Gram-positive bacterium Tropheryma whipplei,
which primarily affects the small intestine resulting in malabsorption.;