Could hantavirus spread on a cruise ship? Experts weigh risks after deadly outbreak

A deadly hantavirus outbreak aboard a cruise vessel successful the Atlantic has raised caller questions astir however the rare, rodent-borne illness whitethorn person spread.

The outbreak has near astatine slightest 3 radical dormant with 5 further suspected cases, arsenic the World Health Organization investigates.

Although hantavirus is usually transmitted done interaction with infected rodent droppings, experts accidental the adjacent quarters of the vas could person amplified the risk.

CRUISE SHIP OUTBREAK LEAVES 3 DEAD AS OFFICIALS DELAY MEDICAL EVACUATIONS AND PROBE HANTAVIRUS THREAT

How hantavirus spreads

The microorganism is typically recovered successful rodent saliva, urine and feces, becoming airborne adjacent contaminated surfaces, according to Dr. Carrie Horn, main aesculapian serviceman astatine National Jewish Health successful Colorado.

A deadly hantavirus outbreak aboard a cruise vessel successful the Atlantic has raised caller questions astir however the rare, rodent-borne illness whitethorn person spread. (iStock)

While different viruses similar COVID-19 besides participate done inhalation, they originate from different person’s respiratory tract, she noted. In contrast, person-to-person hantavirus transmission is precise unlikely.

"It astir often gets into the aerial erstwhile the rodent nest is disturbed, specified arsenic erstwhile being cleaned up. It is past inhaled into the lungs," Horn told Fox News Digital.

GENE HACKMAN'S HOME FOUND TO BE INFESTED WITH RODENTS AFTER WIFE DIED OF HANTAVIRUS

It is "technically possible" that the microorganism could beryllium aerosolized (spread into the air) done a ventilation system, the doc said.

"It is besides imaginable that if a rodent infestation occurred and passengers tried to cleanable thing up, they could person go infected," Horn added. "This is precise debased risk, but possible. It is besides imaginable that they were exposed disconnected of the ship."

A wide presumption of the cruise vessel MV Hondius stationary disconnected the larboard of Praia, the superior of Cape Verde, connected May 3, 2026. An outbreak of "severe acute respiratory illness" connected committee the vessel has near 2 radical dormant and a 3rd successful intensive care. (AFP via Getty Images)

Another option, she said, is that eating contaminated nutrient could origin disease, though that would beryllium little apt than breathing it in.

Dr. Jacob Glanville, CEO of Centivax, a San Francisco biotechnology company, reiterated that hantavirus could perchance dispersed connected a cruise vessel nether definite conditions.

HANTAVIRUS, CAUSE OF GENE HACKMAN’S WIFE’S DEATH, KILLS THREE IN CALIFORNIA

"It’s possible, either due to the fact that determination are infected mice connected the vessel and radical are being infected from those mice, oregon due to the fact that of human-to-human interaction transmission, which the Andes strain has been antecedently demonstrated to beryllium susceptible of," helium told Fox News Digital.

CLICK HERE TO SIGN UP FOR OUR HEALTH NEWSLETTER

He besides pointed retired that the vessel had stopped successful South America and that the lethality appears much accordant with strains from the Americas.

"It astir often gets into the aerial erstwhile the rodent nest is disturbed, specified arsenic erstwhile being cleaned up. It is past inhaled into the lungs," an adept told Fox News Digital astir the virus. (iStock)

Glanville cautioned that until it tin beryllium ruled retired that a much transmissible strain is involved, removing passengers from the vessel could airs risks.

"Otherwise, determination is simply a tiny but high-consequence hazard of creating a lethal planetary outbreak," helium warned.

"This is simply a precise antithetic situation."

Historically, hantavirus has been "far little transmissible" than COVID-19, the doc said. "Unless that changes with a caller mutant strain, the hazard remains precise debased to the public."

Dr. Marc Siegel, Fox News elder aesculapian analyst, confirmed that hantavirus astir ever requires a rodent vector to spread, though uncommon cases tin hap done interaction with contaminated materials oregon bites.

Is the nationalist astatine risk?

The experts agreed that the hazard to the wider nationalist is low. Siegel reiterated that radical should "not beryllium precise concerned."

Glanville noted that it’s inactive unclear whether the clump came from human-to-human transmission – "although fixed a imaginable Andes strain origin, that is simply a risk."

Although hantavirus is usually transmitted done interaction with infected rodent droppings, experts accidental the adjacent quarters of the vas could person amplified the risk. (iStock)

"Even if it’s an Andes strain, historically transmission human-to-human is inefficient," helium told Fox News Digital. "However, it is ever imaginable that a caller mutant tin originate that is capable to propagate much easy betwixt humans."

CLICK HERE FOR MORE HEALTH STORIES

If immoderate caller transmission cases are recovered from contacts who were not connected the ship, the concern would go overmuch much concerning, according to Glanville.

"Hantavirus tin beryllium 30% to 50% lethal, has a agelong soundless incubation play of 1 to six weeks, and has the imaginable for droplet transmission," helium warned.

Symptoms to ticker for

Experts accidental symptoms typically statesman with fever, musculus aches, fatigue and headaches, followed by cough, shortness of enactment and, successful terrible cases, fluid buildup successful the lungs. 

CLICK HERE TO DOWNLOAD THE FOX NEWS APP

These symptoms tin mimic flu-like illness, according to Horn.

"From there, it tin advancement to having occupation breathing, needing oxygen and requiring hospitalization," she told Fox News Digital. "Some radical tin person gastrointestinal issues arsenic well, specified arsenic vomiting and diarrhea."

"It tin impact the heart, lungs and kidneys, causing each of them not to enactment appropriately."

In utmost cases, the microorganism tin origin terrible lung and cardiovascular disease, with a fatality complaint of 30% to 50%.

Experts hold that hantavirus poses a precise debased hazard to the wide nationalist — particularly for those not connected the affected ship. (iStock)

"It tin impact the heart, lungs and kidneys, causing each of them not to enactment appropriately," Horn told Fox News Digital. "Infected radical tin person occupation maintaining their oxygen levels to the constituent of needing to beryllium connected a ventilator oregon to get outer oxygenation support."

Because the microorganism is rare, circumstantial hazard factors are not well-known, but wide wellness tin power outcomes, the adept added. Age whitethorn besides beryllium a factor, arsenic those who died connected the cruise vessel were elderly.

Precautions for travelers

Experts counsel avoiding areas wherever rodents whitethorn beryllium contiguous — peculiarly dusty oregon enclosed spaces with signs of infestation — and not disturbing nests oregon droppings. If cleaning specified areas, wearing a filtered disguise tin assistance trim risk.

Travelers should besides debar interaction with rodents and contaminated materials, portion taking basal precautions similar handwashing, disinfecting surfaces and maintaining bully wide health.

TEST YOURSELF WITH OUR LATEST LIFESTYLE QUIZ

"This is simply a precise antithetic situation," Horn added, emphasizing that hantavirus poses a precise debased hazard to the wide nationalist — particularly for those not connected the affected ship.