Volume 16, Number 2—February 2010
Letter
Human African Trypanosomiasis in Areas without Surveillance
François Chappuis
, Maria Angeles Lima, Laurence Flevaud, and Koert Ritmeijer
, Maria Angeles Lima, Laurence Flevaud, and Koert Ritmeijer
Table
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).
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.