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Snake bites in Moyen Chari district, Chad: a five-year experience
Enrico Rino Bregani1, Tommaso Maraffi, Tu Van Tien
1Emergency Medicine Division, Fondazione IRCCS Ca' Granda-Ospedale Policlinico, Milan, Italy. rino_bregani@yahoo.it
Tropical Doctor
|February 10, 2011
Summary
Snake bites pose a significant public health threat in Africa, with Echis ocellatus being a primary cause. Antivenom immunotherapy is crucial for treating envenomation, though outcomes varied with different sera.
Area of Science:
- Medical Research
- Public Health
- Tropical Medicine
Background:
- Snake bites represent a critical public health issue in Africa, leading to substantial morbidity and mortality.
- Echis ocellatus is identified as the predominant species responsible for envenomation cases across West Africa.
- Antivenom immunotherapy remains the sole specific treatment for patients suffering from snake envenomation.
Observation:
- A survey at Goundi Hospital, Chad, from 1997-2001 included 325 snake bite patients.
- Analysis focused on envenomation rates, demographics, seasonality, lethality, hospital stay, and clotting time recovery.
- Young males constituted the most frequently affected demographic group.
Findings:
- Out of 325 patients, 298 showed signs of envenomation and received antivenom treatment.
- The overall lethality rate was recorded at 8%.
- Significant differences in lethality and hospital stay duration were observed among patients treated with different antivenom sera.
Implications:
- Findings align with data from other sub-Saharan countries regarding snake bite epidemiology.
- A higher percentage of snake bite victims were admitted to the hospital in this series compared to other regions.
- The study highlights the need for effective antivenom strategies and improved hospital admission protocols for snake bite management.
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