Leptospirosis is a bacterial disease that affects humans and animals. It is caused by bacteria of the genus Leptospira. In humans it causes a wide range of symptoms, and some infected persons may have no symptoms at all. Symptoms of leptospirosis include high fever, severe headache, chills, muscle aches, and vomiting, and may include jaundice (yellow skin and eyes), red eyes, abdominal pain, diarrhea, or a rash. If the disease is not treated, the patient could develop kidney damage, meningitis (inflammation of the membrane around the brain and spinal cord), liver failure, and respiratory distress. In rare cases death occurs.
Many of these symptoms can be mistaken for other diseases. Leptospirosis is confirmed by laboratory testing of a blood or urine sample.
Leptospira organisms have been found in cattle, pigs, horses, dogs, rodents, and wild animals. Individuals working on farms are more likely to become infected due to thier increased contact with tthe above metnioned animals.
The illness lasts from a few days to 3 weeks or longer. Without treatment, recovery may take several months.
2006-07-10 06:32:59
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answer #1
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answered by mpc32 2
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Leptospirosis or Weil's disease is a rare bacterial infection that can be fatal. It was classified in 1917.
leptospirose 200x magnified with dark-field microscopeThe infection is often transmitted to humans by allowing fresh water that has been contaminated by rat urine to come in contact with unhealed breaks in the skin or with the mucous membranes.
Leptospirosis is a bacterial disease that affects humans and animals. It is caused by spirochaetes of the genus Leptospira. Approximately 250 strains have been found, divided into serogroups, serovars and strains, depending on serological differences. Not all strains are pathogenic, and most pathogenic strains are host specific. Some hosts can be carriers (i.e. without having disease), such as rats.
In humans it causes a wide range of symptoms, and some infected persons may have no symptoms at all. Because of the wide range of symptoms the infection is often wrongly diagnosed. This leads to a lower registered number of cases than there really are. Symptoms of leptospirosis include high fever, severe headache, chills, muscle aches, and vomiting, and may include jaundice, red eyes, abdominal pain, diarrhea, or a rash. Complications include renal failure, meningitis, liver failure, and respiratory distress (This severe form of the disease is known as Weil's disease). In rare cases death occurs. Diagnosis is confirmed with serological tests like enzyme-linked immunosorbent assay (ELISA) and PCR.
On infection the microorganism can be found in blood for the first 7 to 10 days, invoking a serological reaction and then moving to the kidneys. After 7 to 10 days the microorganism can be found in fresh urine. Diagnostics are performed by testing a serum or blood sample serologically with a panel of different strains. It is possible to culture of the microorganism from blood or serum, fresh urine and possibly fresh kidney biopsy. Serological testing is laborious and expensive, thus often not an option in developing countries.
Outbreaks of leptospirosis are usually caused by exposure to water contaminated with the urine of infected animals (cattle, pigs, horses, dogs, rodents, and wild animals). Humans become infected through contact with water, food, or soil containing urine from these infected animals. This may happen by swallowing contaminated food or water or through skin contact. The disease is not known to be spread from person to person.
There are no human vaccines. Animal vaccines are only for a few strains, and are only effective for a few months.
Leptospirosis is treated with antibiotics, such as doxycycline or penicillin. Doxycycline can also be used as a prophylaxis.
2006-07-10 13:15:37
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answer #2
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answered by kanajlo 5
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Symptoms of leptospirosis include high fever, severe headache, chills, muscle aches, and vomiting, and may include jaundice, red eyes, abdominal pain, diarrhea, and/or a rash.
It's a bacterial infection
2006-07-10 18:36:58
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answer #3
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answered by puppyraiser8 4
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Floodwater often contaminated with rat and cattle urine,carries leptospira bacteria, which can enter the body through skin abrasions or the nose.Effects range from fever to liver and kidney disease. it is sometimes fatal.
Its symtoms are: Chills, high fever, muscle aches, vomiting, severe headache
Precautions: Avoid walking throug water logged areas.
2006-07-10 10:54:09
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answer #4
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answered by ARSH 2
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It is a disease spead primarily by rats urine.
Symptoms high fever, vomiting, diarrhoea tiredness and sometimes death. I've had it and I thought I was going to die, but I didn't. It takes something like two weeks to feel ok again and substantially longer to feel fully recovered. See a doctor is the obvious advice - (I didn't)
2006-07-10 11:02:45
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answer #5
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answered by deflagrated 4
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