Thursday, November 12, 2009

Sample Disease Brief:


Vibrio bacteria.

They are a family of bacteria that live in warm sea water and are found throughout the world but are particularly common in large gulfs in tropical areas such as the Bay of Bengal, the Gulf of Mexico and the Gulf of Carpentaria. People with poor immunity, particularly those with chronic liver disease, can get the infection through the skin, when cuts or abrasions are exposed to sea water, or through ingesting contaminated food or water. The infection can start as a wound infection and can quickly spread to cause overwhelming and life threatening bloodstream infection. Once established, bloodstream infection with Vibrio bacteria has a 50 per cent mortality even with the best treatment. The bacteria are found in tropical waters and so can potentially be acquired anywhere along the north Australian coast. However, the reported serious infections in the NT were all acquired in the sea or rivers around the south-western shore of the Gulf of Carpentaria - near the Sir Edward Pellew Group and Limmen Bight. Fortunately, severe infections with Vibrio are rare. Since 2000 there have been only 4 serious infections of people in the Northern Territory. (see photo above)

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