hantavirus in los angeles county

  • 5 min read
  • Feb 21, 2020

Department of Public Health - Acute Communicable Disease Control
Department of Public Health – Acute Communicable Disease Control

Last weekend, the Los Angeles County Department of Public Health confirmed another case of hantavirus pulmonary syndrome in the lives of youth in the Antelope Valley. She complained of fever, headache, shortness of breath, and coughing at the end of July. He was admitted to hospital when his condition deteriorated, and he died of acute respiratory distress syndrome on August 6 A test conducted by the California Viral and Rickettsial Disease Laboratory confirmed the disease caused by hantavirus. An investigation was underway to determine the source of exposure.

Hantavirus pulmonary syndrome (HPS) is a disease transmitted by infected rodents through urine, droppings, or saliva. Humans can contract the disease when they breathe in the virus aerosols through activities such as dust or sweep the area contaminated with rodent droppings. Hantavirus infection can be asymptomatic, causing the mild hantaviral disease or HPS. support medical care required because there is no specific treatment for this disease. HPS was first recognized in 1993 and has since been identified in the United States. The most common strain of the virus in the western United States is called Sin Nombre virus. the virus is not transmitted from person to person.

Environmental Health Division of Public Health will test the deer mice in an area frequented by youths for evidence of hantavirus. Evidence of hantavirus in deer mice have been detected by the Environmental Health earlier in some parts of the Antelope Valley. Deer mice commonly found in natural grasslands, chaparral habitat and sparse vegetated desert area. Two other confirmed case of hantavirus only recorded in Los Angeles County since the recognition of the disease in 1993, the disease was obtained in other parts of the country or outside of California.

In California, the only rodent to transmit hantavirus are deer mice, Peromyscus maniculatus. Control of deer mice in and around the house and the cabin remains the primary strategy for preventing hantavirus infection. Common house mouse or other rodents do not carry the disease. A list of frequently asked questions and answers attached.

About the Public Health

Public Health is committed to protecting and improving the health of the nearly 10 million residents of Los Angeles County. Through a variety of programs, community partnerships and services, Public Health oversees health, disease control and community environment and family health and comprises more than 3,800 employees with an annual budget exceeding $ 700 million. ************************************************** *******

Hantavirus – Frequently Asked Questions

What hantavirus pulmonary syndrome (HPS)?

Hantavirus pulmonary syndrome (HPS) is a deadly disease transmitted by infected rodents through urine, droppings, or saliva. Humans can contract the disease when they breathe in the virus aerosols.

Who is at risk for HPS?

Anyone who comes into contact with rodents that carry hantavirus risk of HPS. rodent infestation in and around the home remains the main risk for hantavirus exposure. Even healthy people at risk of infection if exposed to the virus HPS.

rodents are known to be carriers of hantavirus that cause HPS in humans?

In the United States, deer mice, cotton and rice rats (in the Southeast), and the white-footed mouse (in the Northeast), is the only known rodent carriers of hantaviruses cause HPS.

How HPS contagious?

Hantavirus is transmitted by infected rodents through urine, droppings, or saliva. Individuals infected with HPS after aerosol breathing fresh urine, feces, saliva, or nesting material. Transmission can also occur when these materials are directly introduced into broken skin, nose or mouth. If the rodent with the virus bites a person, the virus may spread to the man, but the type of transmission is rare.

HPS can contract from another person?

HPS in the United States can not be transmitted from one person to another. You can not get the virus from touching or kissing someone who has HPS or health worker who has treated someone with the disease. Additionally, you can not contractvirus from a blood transfusion in which you receive blood from people who survived HPS.

HPS can contract from other animals?

Hantaviruses that cause HPS in the United States is only known to be transmitted by certain species of rodents. HPS in the United States is not known to be transmitted by livestock, dogs, or cats or mice purchased from a pet store.

How long hantavirus can remain infectious in the environment?

Long hantaviruses time can remain infectious in the environment is variable and dependent on environmental conditions, such as temperature and humidity, whether the virus indoors or outdoors or exposed to sunlight, and even on a diet of rodent s (which will affect the chemistry of urine) , Viability for 2 or 3 days have been shown at normal room temperature. Exposure to sunlight will reduce the time of viability, and the freezing temperatures will actually increase the time that the virus remains viable. Because the survival of infectious virus measured in terms of hours or days, only active infestations of rodents infected produce conditions that are likely to cause human hantavirus infection.

How do I prevent HPS?

SEAL UP, TRAP UP, CLEAN UP: Seal up holes or cracks entries mice with steel wool, lath metal, or asleep. rat traps and rat using the appropriate snap trap. Clean rodent food sources and nesting sites and take precautions when cleaning the mice-infested area.

Any recommendation for cleaning rodent infested areas?

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