Quick Answer: Why Is Hantavirus So Rare?

Where is hantavirus most common?

Risk factors Hantavirus pulmonary syndrome is most common in rural areas of the western United States during the spring and summer months.

Hantavirus pulmonary syndrome also occurs in South America and Canada.

Other hantaviruses occur in Asia, where they cause kidney disorders rather than lung problems..

How many people die a year from hantavirus?

Hantavirus Disease Characteristics in the United StatesCharacteristicNumberCases of hantavirus infection (HPS and non-pulmonary hantavirus infection), as of January 2017728 casesPatients ill with HPS (Sex)63% Male 37% FemalePatients ill with HPS (Race)78% White 18% American Indian 1% African American 1% Asian3 more rows

How is hantavirus prevented?

To minimize the risk for hantavirus infection, follow these precautions: Avoid touching live or dead rodents. Do not disturb rodents, burrows, or nests. Before occupying abandoned or unused cabins, open them up to air out.

What does hantavirus do to humans?

How Hantavirus Affects Your Body. Hantaviruses infect people when they are inhaled. If the virus reaches your lungs, it can infect the cells that line the tiny blood vessels in the lungs, causing them to become “leaky.” The leaky blood vessels allow fluid to fill the lungs making it difficult to breathe.

Where is the hantavirus found in the US?

The Cotton Rat (Sigmodon hispidus), found in the southeastern US and down into Central and South America, has a bigger body than the deer mouse.

What are the chances of getting hantavirus?

Cohen: Hantavirus pulmonary syndrome is rare — the chance of getting the disease is 1 in 13,000,000, which is less likely than being struck by lightning. There were only 54 total reported cases in California from 1980 to until 2014.

Can you survive hantavirus?

There is no vaccine. The sooner people with hantavirus infection get intensive care, the better their chances of survival. Those who get care only when they can barely breathe do worst. If you’ve had a rodent exposure and get any of the early symptoms, contact your health care professional immediately.

How long does the hantavirus last?

It causes a rare but serious lung disease called Hantavirus pulmonary syndrome (HPS). The virus does not remain active for long once outside of its host — less than 1 week outdoors and a few hours when exposed to direct sunlight.

How long does hantavirus survive indoors?

Hantaviruses have been shown to be viable in the environment for 2 to 3 days at normal room temperature. The ultraviolet rays in sunlight kill hantaviruses. PREVENTION Rodent control in and around the home remains the primary strategy for preventing hantavirus infection. cleaning rodent infestations .

What are the first signs of hantavirus?

Early symptoms include fatigue, fever and muscle aches, especially in the large muscle groups—thighs, hips, back, and sometimes shoulders. These symptoms are universal. There may also be headaches, dizziness, chills, and abdominal problems, such as nausea, vomiting, diarrhea, and abdominal pain.

Is the hantavirus airborne?

The virus is mainly transmitted to people when they breathe in air contaminated with the virus. When fresh rodent urine, droppings, or nesting materials are stirred up, tiny droplets containing the virus get into the air. This process is known as “airborne transmission“.

How long can hantavirus live in feces?

Infection in the Host Although infected rodents shed virus in saliva, urine, and feces for many weeks, months, or for life, the quantity of virus shed can be much greater approximately 3–8 weeks after infection (18).

Can house mice carry hantavirus?

In North America, they are the deer mouse, the white-footed mouse, the rice rat, and the cotton rat. However, not every deer mouse, white-footed mouse, rice rat, or cotton rat carries a hantavirus. Other rodents, such as house mice, roof rats, and Norway rats, have never been known to give people HPS.

What to do if I vacuumed mouse droppings?

Make a solution of one-part bleach and nine-parts water in a spray bottle or use a general purpose household disinfectant. 2. Wearing rubber or plastic gloves, spray the solution or disinfectant on the dried urine, feces and nesting material until the substances are soaking wet.

What disinfectant kills hantavirus?

The disinfectant solution should be 10 percent chlorine bleach and 90 per- cent water (1.5 cups of bleach to 1 gallon of water). The chlorine bleach destroys the virus. Some clean- ing solutions will kill the hantavirus but others will not.

Can you get sick from cleaning mouse droppings?

It is believed that humans can get sick with this virus if they breathe in contaminated dust from mice nests or droppings. You may come in contact with such dust when cleaning homes, sheds, or other enclosed areas that have been empty for a long time. Hantavirus does not seem to spread from human to human.