General information, not a diagnosis Method and limitations

Fact sheetBacteria

Cholera

Cholera is acquired by ingesting contaminated water or food. It can cause very rapid water losses.

Documentary Enrichment: · General information

Essentials

Acute diarrhoeal infection associated with ingestion of contaminated water or food, with the risk of rapid dehydration.

Agent
Vibrio cholerae
Transmission or exposure
Water and food

Situation and vulnerability

Limited access to safe water and sanitation promotes outbreaks; abundant diarrhea can rapidly threaten life.

Signs and limits of their interpretation

Cholera can produce watery diarrhea and rapid water loss. Some infections give few symptoms. The severity depends in particular on dehydration; it is not only judged by the presence of fever.

Diagnosis and monitoring

A context of outbreak, appropriate symptoms and examinations contribute to the diagnosis. Monitoring distinguishes the detection of a case and the study of an outbreak. Rehydrate people quickly is essential and should not wait for full confirmation.

Check these benchmarks in the WHO reference →

Prevention and care

Rehydration is central in management. Safe water, sanitation and oral vaccination in the contexts indicated are involved in prevention.

Practical issues

Can very abundant diarrhea wait?

No. Medical assistance must be sought quickly. Oral rehydration with a suitable solution can begin if the person can drink, without delaying treatment.

Do antibiotics replace rehydration?

No. Rehydration is central. Some cases require other treatments decided by the medical team.

Preparing for an exchange with a professional

  • Start, frequency of diarrhea and vomiting
  • Drinking capacity and quantity of urine
  • Water and food consumed, territory and possible related cases

Bring the full minutes and dates. This information facilitates evaluation; its collection must not delay an urgent appeal.

Individual decisionThe choice of a test, treatment or prevention depends on the local situation and recommendations. In case of distress, call 911.
A clean kitchen table with drinking water, washed produce and a clean chopping board. AI-generated illustration.
Prevention illustration — Choléra — A clean kitchen table with drinking water, washed produce and a clean chopping board.
Image generated by artificial intelligence. AI illustration; it does not depict a disease, biological agent or diagnosis.

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Related fact sheets

These sheets share ways or contexts of exhibition in our catalogue. This reconciliation does not establish a differential diagnosis.

Compare Cholera with associated sheets →

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Further reading

These publications help you verify the concepts discussed. Disease records and directory entries each identify their sources.

The content modification date does not mean that every source has undergone a new medical review. Verification method and scope.