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Symptoms start two hours to five days after exposure. [3] Cholera is caused by a number of types of Vibrio cholerae, with some types producing more severe disease than others. [2] It is spread mostly by unsafe water and unsafe food that has been contaminated with human feces containing the bacteria. [2] Undercooked shellfish is a common source. [9]
Cholera is a bacterial infection of the intestines that leads to severe diarrhea and rapid dehydration, "which can quickly become life-threatening without treatment," says Dr. Jason Nagata, a ...
The study of cholera in England by John Snow, between 1849 and 1854, led to significant advances in the field of epidemiology. [ 4 ] [ 10 ] Seven large outbreaks have occurred over the last 200 years, with millions of deaths.
Cholera infections are most commonly acquired from drinking water in which V. cholerae is found naturally or into which it has been introduced from the feces of an infected person. Cholera is most likely to be found and spread in places with inadequate water treatment, poor sanitation, and inadequate hygiene.
A diagnosis usually can be made by the presenting signs and symptoms alone. If the diagnosis is unclear, a throat swab or stool specimen may be taken. Medications are usually not needed as hand, foot, and mouth disease is a viral disease that typically resolves on its own. Under research [15] [16] Sin Nombre virus: Hantavirus Pulmonary Syndrome ...
1 Signs and symptoms. 2 Causes. Toggle Causes subsection. 2.1 Risk factors. 2.2 Immunity. 3 Prevention. ... dehydration is a serious consequence of cholera, ...
The most common form of dysentery is bacillary dysentery, which is typically a mild sickness, causing symptoms normally consisting of mild abdominal pains and frequent passage of loose stools or diarrhea. Symptoms normally present themselves after 1–3 days, and are usually no longer present after a week.
Signs and symptoms [ edit ] The hallmarks of dehydration include thirst and neurological changes such as headaches , general discomfort , loss of appetite , nausea , decreased urine volume (unless polyuria is the cause of dehydration), confusion , unexplained tiredness , purple fingernails, and seizures . [ 7 ]