Hendra virus outbreak with novel clinical features, Australia
Hume Field1, Kylie Schaaf, Nina Kung
1Biosecurity Queensland, Brisbane, Queensland, Australia. hume.fi eld@dpi.qld.gov.au
Emerging Infectious Diseases
|February 2, 2010
Summary
A 2008 Hendra virus outbreak in an Australian veterinary clinic resulted in high mortality in horses and staff. Neurologic signs were prominent in affected horses, suggesting potential for preclinical transmission.
Area of Science:
- Veterinary Medicine
- Infectious Diseases
- Zoonotic Diseases
Background:
- Hendra virus (HeV) is a bat-borne zoonotic virus causing severe disease in horses and humans.
- Outbreaks necessitate understanding transmission dynamics and clinical presentations.
Observation:
- A 2008 outbreak occurred at an Australian veterinary clinic involving 5 horses and 2 staff members.
- Clinical signs in horses were primarily neurologic.
Findings:
- Four of 5 infected horses (80%) died.
- One of 2 infected staff members (50%) died.
- Preclinical transmission of Hendra virus was suspected.
Implications:
- Highlights the significant risk of Hendra virus to veterinary professionals and equine populations.
- Underscores the need for stringent biosecurity measures during HeV outbreaks.
- Suggests further research into early detection and prevention of HeV transmission.
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