Cholera is an infectious intestinal disease with massive diarrhea and severe dehydration. It is caused by a specific bacteria,
the vibrio's. The disease occurs mainly in poor countries. Prerequisite
for its spread are poor hygienic conditions in which sewage is used as
drinking water. Mainly ill and malnourished people weakened by other infections.
The vibrio's can be detected in stool samples, rectal swabs and vomit.
In industrialized countries, the physician notified immediately of
suspected cholera bacteriological laboratory, which has a cholera
emergency cutlery. To open an account
immediately a culture. In areas where cholera the frequent occurrence
of severe, watery diarrhea should raise the suspicion always quick to
cholera.
Cholera causes
The causative
agent of classical cholera, also called Asiatic cholera, is a
rod-shaped bacterium, Vibrio cholerae. Since the comma bacillus is
curved, it is also called Vibrio comma. At the upper pole of the
bacterium, a scourge that makes it very portable liable. The cholera
vibrio's infect only humans, not animals. The main sources of infection
are the feces of infected persons and patients.
In the
transmission of Vibrio water is of particular importance. Infection
occurs through fecal contaminated (contaminated) water, through
contaminated food or by eating contaminated shellfish from bays. After
that, the cholera vibrio's multiply rapidly in the stomach, especially
in the upper small intestine. There they produce a poison that cholera
toxin. This poison makes the lining of the small intestine to swell and
leads to severe salt and water losses through the intestinal mucosa.
In
general, the risk of cholera is subject to seasonal fluctuations. In
tropical countries, the risk is higher during the rainy season in
southern Europe in the summer.
Cholera symptoms
There we submit common symptoms of cholera diseases.
1. Vomiting without nausea.
2. Numerous highly liquid diarrhea.
3. Dehydration with hoarseness and calf cramps.
4. Sunken eyes, wrinkled skin and Arrhythmias.
5. Blood pressure with pulse racing.
6. Reduce the amount of urine.
7. Drop in body temperature and Unconsciousness.
Cholera treatment and therapy
Since fluid
loss and dehydration progressing rapidly, must be started immediately
with the treatment. The immediate replacement of fluid and electrolytes
is lifesaving.
1. If the blood pressure already fallen
significantly, electrolyte solutions must be fed through a vein. The
infusions of the first liter of electrolyte solution should be
administered within ten minutes slower. During the fluid replacement,
the diarrhea can temporarily increase further. As soon as possible the
patient should drink normally again.
2. If clean drinking water
can not be provided in sufficient quantities, chlorine or iodine tablets
can be distributed for water disinfection. The most important measures
remain use only boiled water and find the source of infection. Long term
only helps the construction of separate water and sewerage systems.
3.
In the industrialized countries are ill and all persons for whom a
disease is suspected, isolated in a single room and treated with
antibiotics. The secretions of the affected disinfected before disposal.
Again, finding the source of infection has a significant meaning.
Cholera prevention
1. The available cholera disease
vaccines offer only limited protection. The vaccination by injection is
frequently associated with pain at the injection site, malaise and
fever.
2. The two oral vaccines available sometimes cause
diarrhea and indigestion. The protection of all vaccinations is only six
months.
3. Travelers to countries with poor water sanitation
should therefore comply with the recommended hygiene measures
necessarily always. The often life threatening course of the cholera
disease requires immediate life saving medical therapies.
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