Xenodiagnosis

**Definition:** A method for diagnosing a disease in one organism by inoculating the putative causative organism in a second animal of a different species. It has been used for the detection of parasites (Trypanosoma cruzi and Trichinella spiralis) when peripheral blood smears are negative. (Segen, Current Med Talk, 1995)

**Tree numbers:** - E01.370.225.875.985 - E01.370.985 - E05.200.875.985