Passengers aboard a cruise ship that arrived in Tenerife, Canary Islands, on Sunday, following a suspected hantavirus incident, have been confirmed as asymptomatic, according to Spanish Health Minister Monica Garcia. Authorities are implementing a controlled disembarkation process, ensuring all individuals are checked for symptoms before being transferred to waiting evacuation flights for their return journeys.
The measure comes after concerns were raised regarding a potential hantavirus exposure on board. Hantavirus is a group of viruses carried by rodents that can cause severe respiratory and kidney diseases in humans. The World Health Organisation (WHO) highlights that human-to-human transmission of hantavirus is extremely rare, with the primary mode of transmission being inhalation of aerosolised virus particles from rodent urine, faeces, or saliva, or direct contact with infected rodents.
For UK citizens, understanding the nature of hantavirus is important. While cases are uncommon in the UK, the Health Protection Agency (now part of UK Health Security Agency) has previously reported sporadic cases, typically linked to occupational exposure or activities involving close contact with rodents. Symptoms can include fever, muscle aches, headaches, and gastrointestinal issues, potentially progressing to severe respiratory distress (Hantavirus Pulmonary Syndrome) or kidney failure (Haemorrhagic Fever with Renal Syndrome) in some cases.
The current protocol of monitoring passengers for symptoms and arranging direct flights aims to mitigate any potential risk and reassure the public. Given the virus's transmission characteristics, the risk to the general public from these asymptomatic passengers is considered very low. Public health bodies in the UK, such as the UK Health Security Agency, continuously monitor infectious disease threats and provide guidance on prevention and management.
Individuals experiencing symptoms consistent with hantavirus, especially after potential exposure to rodents or in areas where the virus is known to circulate, should seek medical advice promptly. It is crucial to consult a GP or call NHS 111 for guidance, rather than self-diagnosing or delaying professional medical assessment.