Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 16, Number 2—February 2010

Human African Trypanosomiasis in Areas without Surveillance

François ChappuisComments to Author , Maria Angeles Lima, Laurence Flevaud, and Koert Ritmeijer
Author affiliations: Médecins sans Frontières, Geneva, Switzerland (F. Chappuis); Geneva University Hospitals, Geneva (F. Chappuis); Médecins sans Frontières, Barcelona, Spain (M.A. Lima, L. Flevaud); Médecins sans Frontières, Amsterdam, the Netherlands (K. Ritmeijer)

Main Article


Human African trypanosomiasis control programs run by Médecins sans Frontières in central Africa, January 2007–May 2009*

Location (program dates) No. persons screened
No. (%) new diagnoses
Prevalence, %†
Total Passive Active Total First stage Second stage
Zones de santé of Doruma, Ango and Bili, DRC (2007 Jul–2009 Mar) 46,601 18,559 28,042 1,570 947 (60) 623 (40) 3.4
Batangafo and neighboring villages, CAR (2007 Jan–2009 Apr) 34,502 3,905 30,597 1,074 380 (35) 694 (65) 3.1

*DRC, Democratic Republic of Congo; CAR, Central African Republic.
†Total no. patients with parasitologically confirmed human African trypanosomiasis (total no. new diagnoses) divided by total no. persons screened during the period of first-round active screening (total no. persons screened).

Main Article

Page created: December 13, 2010
Page updated: December 13, 2010
Page reviewed: December 13, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.