10/13/2026
What happens when a rare virus that can spread from person to person emerges on a cruise ship carrying travelers from around the world?
A new in PDM from Dr. Aileen Marty, Dr. Kristi Koenig, and Christian Bey examines the 2026 Andes virus outbreak aboard the MV Hondius, in which 13 people fell ill across multiple countries, and three died. Andes virus is unusual among hantaviruses: unlike its relatives, it can spread through close human contact, and its early symptoms can resemble the flu, delaying recognition.
The outbreak exposed how confined travel settings, international flights, fragmented health systems, and long incubation periods can turn a local event into an international crisis. It also showed that fast action can limit spread.
For frontline clinicians, emergency responders, and public-health leaders, the message is simple: Identify, Isolate, Inform. Recognize compatible symptoms and exposure risks, promptly isolate suspected cases with appropriate precautions, and immediately notify infection-control and public-health authorities. Preparedness cannot wait for the next outbreak. Coordinated surveillance, contact tracing, clear risk communication, protective measures, and cross-border collaboration are essential to prevent a dangerous pathogen from spreading beyond what any single health system can manage.
Check out the article here: https://doi.org/10.1017/S1049023X26109108.