# Cholera outbreak in Yangon, Myanmar

> Live situation record from CLSTR: https://clstr.news/situations/cholera-outbreak-in-yangon-myanmar
> Updated: 2026-08-17T10:05:00.000Z. Sources: 8. Developments: 2.

Yangon, Myanmar, is experiencing a cholera outbreak following a surge in acute diarrhea cases linked to monsoon flooding and contaminated water. Initial reports indicated that 182 patients were admitted to Yangon General Hospital over a four-day period, with 93 testing positive for pathogens. While state media did not explicitly confirm cholera, local officials reported that the positive cases were indeed cholera.

By mid-August, authorities confirmed the outbreak, noting that approximately 500 people had been hospitalized in the city, with between 149 and 180 patients testing positive for the disease. Cases have been concentrated in downtown areas, specifically Chinatown. Potential sources of infection include contaminated water and takeaway street food.

As of August 17, regional authorities reported that rapid tests identified 149 positive cases, while the National Health Laboratory subsequently confirmed nine cases as ‘Vibrio cholerae’. Health officials, including Dr. Nanda Win, noted that more than 180 people have been hospitalized in the city. While one 92-year-old man died after admission, authorities stated his death was due to pre-existing heart and lung conditions.

The outbreak has placed significant strain on medical infrastructure, which experts note has suffered due to the ongoing civil war. Contributing factors include poor sanitation, insufficient water for cleaning, and poorly maintained drainage systems. Medical experts have expressed concern that the disease could spread to regions with weaker healthcare services, noting that reports of cases have already emerged in Mon State among individuals returning from Yangon. Health officials are preparing to distribute supplies to 83 other hospitals across the region to manage the spread.

## Claims

- Approximately 500 people have been hospitalized in Yangon since August 9 due to severe diarrhea. (disputed by 3 sources)
- More than 180 people have been hospitalized in Yangon with diarrhea. (disputed)
- Rapid tests identified 149 positive cases of cholera. (corroborated by 3 sources)
- Nine cases were confirmed as Vibrio cholerae by the National Health Laboratory. (corroborated by 3 sources)
- The death of a 92-year-old man was caused by heart and lung problems rather than cholera. (corroborated by 3 sources)
- At least 93 patients tested positive for cholera at a single hospital. (single source)
- Contaminated water and takeaway street food are possible sources of the outbreak. (single source)
- Cholera cases have been reported in Mon State among people returning from Yangon. (single source)

## Timeline

### 2026-08-17: Yangon faces cholera outbreak with hundreds hospitalized

A cholera outbreak in Yangon, Myanmar, has led to approximately 500 hospitalizations since August 9. Authorities confirmed 149 positive rapid tests, citing contaminated water and food as potential sources.

5 sources. https://clstr.news/cluster/cholera-outbreak-confirmed-in-yangon-myanmar

### 2026-08-14: Yangon faces rise in acute diarrhea cases amid monsoon flooding

Yangon is facing a surge in acute diarrhea and potential cholera cases, linked to monsoon flooding and contaminated water, leading to hospitalizations and at least one reported death.

3 sources. https://clstr.news/cluster/yangon-faces-rise-in-acute-diarrhea-cases-amid-monsoon-flooding

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Cite as: Cholera outbreak in Yangon, Myanmar. CLSTR, https://clstr.news/situations/cholera-outbreak-in-yangon-myanmar