Washington University School of Medicine

Environmental Health & Safety

Phone:  (314) 362-6816
Fax:       (314) 362-1995

esafety@msnotes.wustl.edu

Health & Safety Topic of the Month

November, 2001

CDC- Facts about Anthrax

bulletAnthrax is an acute infectious disease caused by the spore-forming bacterium Bacillus anthracis. Anthrax most commonly occurs in hoofed mammals and can also infect humans.
bulletSymptoms of disease vary depending on how the disease was contracted, but usually occur within 7 days after exposure. The serious forms of human anthrax are inhalation anthrax, cutaneous anthrax, and intestinal anthrax.
bulletInitial symptoms of inhalation anthrax infection may resemble a common cold. After several days, the symptoms may progress to severe breathing problems and shock. Inhalation anthrax is often fatal.
bulletThe intestinal disease form of anthrax may follow the consumption of contaminated food and is characterized by an acute inflammation of the intestinal tract. Initial signs of nausea, loss of appetite, vomiting, and fever are followed by abdominal pain, vomiting of blood, and severe diarrhea.
bulletDirect person-to-person spread of anthrax is extremely unlikely, if it occurs at all. Therefore, there is no need to immunize or treat contacts of persons ill with anthrax, such as household contacts, friends, or coworkers, unless they also were also exposed to the same source of infection.
bulletFor people with suspected anthrax disease, laboratory testing is essential to diagnosis. Tests may include:
bulletCultures of blood and spinal fluid (should be done before antibiotic treatment has bee initiated)
bulletCultures of tissue of fluids from affected areas.
bulletMicroscopic examination of tissue.
bulletPCR (polymerase chain reaction) test that amplifies trace amounts of DNA to document that the anthrax bacteria is present.
bulletAntibiotics are an effective treatment if the disease is diagnosed early on; but anthrax can be fatal if left untreated.
bulletThe Centers for Disease Control and Prevention continues to work with state and local health departments, law enforcement officials, and other federal agencies to investigate incidents of possible anthrax exposures around the United States. In Atlanta, CDC officials continue to work out of a 24-hour Operations Center. The Operations Center staff is also responding to hundreds of calls each day from the public. CDC has dispatched more than three dozen employees to Florida, New York City, or Washington, D.C. More than 50 CDC laboratories have processed hundreds of specimens.

More information on Anthrax and other Biological Agents

CDC Web Sites

http://www.bt.cdc.gov/Agent/Anthrax/Anthrax.asp

http://www.bt.cdc.gov/DocumentsApp/Anthrax/10122001Handle/10122001Handle.asp

United States Postal Service Web Sites

http://www.usps.com/news/_pdf/poster.pdf

http://www.usps.com/news/2001/press/pr01_1022gsa.htm

WB01219_.GIF (740 bytes)PREVIOUS SAFETY TOPICS OF THE MONTH
Accident Prevention
  Asbestos
Campus Safety
Carbon Monoxide
Defensive Driving
Fire Prevention
Fire Safety
Hand-Transmitted Infection
Hazard Communication
Heart Attacks
  Heat Safety
Holiday Safety
Holiday Travel Safety
Legionnaire's Disease
Needle-sticks
Personal Protective Equipment
Seasonal Affective Disorder
Sick Building Syndrome
Slips, Trips, and Falls
  Stress Management
Summer Safety
Time Management
Tornadoes
Water Safety
Workplace Violence

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