Hantavirus: Cambodia Activates Precautions, Low Risk for Expats

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Updated 2026-05-14 5 min

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In short

●The Cambodian Ministry of Health considers the risk of hantavirus transmission low for the public.
●Precautions have been activated following an outbreak linked to a cruise ship in Antarctica.
●No cases have been reported in Cambodia to date.
●Expats are advised to follow official recommendations without giving in to panic.

Low

Risk to the public

May 14, 2026

Announcement date

Cruise ship in Antarctica

Outbreak source

Cambodianess

Source

Low risk. The Cambodian Ministry of Health considers the risk of hantavirus transmission low for the general public.
Distant outbreak. The outbreak is linked to a cruise ship in Antarctica, with no direct connection to Cambodia.
Precautions activated. Cambodia has implemented surveillance and prevention measures as a precaution.
No local cases. No hantavirus cases have been reported in Cambodia to date.
Information without panic. Authorities urge staying informed without giving in to alarmism.

The hantavirus outbreak emerged on a cruise ship in Antarctica, triggering a global health response. Here are the key steps.

April 2026: Several hantavirus cases are reported among passengers and crew of a cruise ship in Antarctica.
Early May 2026: The World Health Organization (WHO) issues an international health alert.
Mid-May 2026: The Cambodian Ministry of Health activates precautions, including surveillance at entry points and dissemination of recommendations.
May 14, 2026: Official announcement from the ministry: the risk is deemed low for Cambodia, but measures are in place.
Next steps: The ministry continues to monitor the situation and will adjust measures if necessary.

Although hantavirus is not segmented by province in Cambodia, here is key information by geographic area and population.

Segment	Number	Detail
Confirmed cases in Cambodia	0	No cases reported to date.
Global cases (Antarctic outbreak)	~15	Estimated number of cases linked to the cruise ship.
Countries that have activated precautions	Several	Cambodia is among the countries that have strengthened surveillance.
Risk for expats in Siem Reap	Low	No specific risk factors identified.

Local health authorities are on alert, but no travel or gathering restrictions have been imposed.
Expats should be aware of symptoms (fever, muscle aches, fatigue) but without excessive worry.
Basic hygiene measures (hand washing, avoiding rodents) are reiterated, but the risk of human-to-human transmission is very low.
Travelers from risk areas (Antarctica, Americas) may face enhanced surveillance at entry points.
Expats can continue their normal activities while following official information.

Stay informed: Follow announcements from the Cambodian Ministry of Health and WHO via reliable sources.
Practice good hygiene: Wash your hands regularly, especially before meals.
Avoid rodents: Hantavirus is mainly transmitted through rodent droppings. Eliminate food sources and seal holes.
Monitor symptoms: If you experience fever, headache, muscle aches, or breathing difficulties after travel, consult a doctor.
Don't panic: The risk is low in Cambodia. No exceptional measures are needed.
Consult a healthcare professional: If you have doubts or symptoms, contact a doctor or clinic in Siem Reap.

What is hantavirus?

Hantavirus is a virus transmitted by rodents that can cause severe respiratory illness. Human-to-human transmission is rare.

Are there any hantavirus cases in Cambodia?

No, no cases have been reported in Cambodia to date.

Should I cancel my trip to Siem Reap?

No, the risk is considered low. No travel restrictions are in place.

How is Cambodia preparing?

The Ministry of Health has activated surveillance measures at entry points and is disseminating recommendations.

What should I do if I have symptoms?

Consult a doctor and mention your travel history. Symptoms include fever, fatigue, and muscle aches.

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Siem Reap Hub

The community guide for expats and travelers in Siem Reap, Cambodia