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Elephants
are susceptible to tuberculosis (TB) and are typically infected with the
human strain. Just since 1994, TB has been diagnosed by culture in 12% of
the Asian elephants in the U.S. New serological evidence indicates
the number of infected elephants may be considerably higher.
TB a Factor in Mastodon Extinction
A new study by Bruce M. Rothschild, M.D. and Richard S.
Laub PhD found signs of TB in 59 of 113 mastodon skeletons (52 %) and
provides evidence that a TB pandemic may have contributed to extinction of
this species.

TB
in Asian elephant range countries
Tuberculosis is a threat to captive elephants world-wide. One-fourth of all
Asian elephants reside in captivity. The high incidence of TB among humans
in Asia makes it likely that many elephants within Asia are also infected.
India alone accounts for one-third of the world’s human cases. India is
also home to half of all wild Asian elephants and some 3,500 captives.
See the PDF of a PowerPoint presentation presented
at
the 2006 meeting of the American Association
of Zoo Veterinarians TB:
Implications for Elephant Management in Asia
Caution
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The Elephant Tuberculosis Initiative
The initiative is a comprehensive, long-term study of TB in elephants
to: 1) validate diagnostic techniques, 2) improve treatment methods, 3)
establish a surveillance system and database, and 4) with a goal to survey
all Asian elephant range countries for TB by 2015. A study to evaluate new
blood tests was conducted in Nepal in 2006.
See the PDF of a PowerPoint presentation presented at the 2007 meeting of
Zoos and Aquariums Committed to Conservation:
Elephant Care International: TB Initiative
Caution
large file, may load slowly on some connections
Elephant Care International and Disney's Animal Kingdom
We have convened two teams of experts (in 2005 and 2006) to assess
recent developments in the diagnosis and treatment of TB. A summary report
of the 2005 meeting is at Summary
- Elephant Tuberculosis Research Workshop
May 2005.
A follow-up meeting was held in Tampa, FL in
September 2006.
The
occurrence of TB in elephants presents a multitude of challenges without
historical precedent. The enormous size of the elephant, potential
dangers of handling, our relative lack of knowledge of basic elephant
biology, the expense of treatment, and human exposure are just some of the
problems. Effective diagnostic and therapeutic techniques must be
identified.
Projects in India and Nepal
Elephant Care International has TB projects in
India
and Nepal.
Almost 1,000 elephants are being examined. Our India project is the
largest elephant healthcare project ever launched.
Estimated TB prevalence
in humans-
Asian elephant range countries compared to U.S.
|
Country |
Year |
Prevalence
per 100,000 persons
|
|
Bangladesh |
2003 |
420 |
|
Cambodia |
2003 |
653 |
|
India |
2003 |
287 |
|
Indonesia |
2003 |
569 |
|
Lao People's Democratic Republic |
2003 |
359 |
|
Malaysia |
2003 |
114 |
|
Myanmar |
2003 |
155 |
|
Nepal |
2003 |
258 |
|
Sri Lanka |
2003 |
72 |
|
Thailand |
2003 |
168 |
|
United States of America |
2003 |
3 |
NEW - see
also:
Tuberculosis in Elephants:
Frequently Asked Questions
Comprehensive reference list
on
TB in elephants
Help the elephants.
Support the Elephant Tuberculosis
Initiative―direct
your funds to this project.
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