BioTerrorism Flashcards
When did Bioterrorism become concerning
Within last 20 years
What is Bioterrorism
International use of biological agents or toxins to harm and incite terror
- very intentional
Category A
Significant threat that is easily transmitted between people.
It causes a high death rate or mortality.
Must use special efforts to be prepared
Category A agents
Smallpox Anthrax Plague Botulism Tularemia Viral Hemorhaguic Fever
This is mainly a disease of wild or domesticated animals that is spread to humans by ingesting infected meat or inhaling spores from contaminated wool or in soil.
Anthrax
What is Anthrax again?
How many forms does Anthrax have?
Disease of wild or domesticated animals
3
Cutaneous
Inhalation
Gastrointestinal
What type of Bacteria is Anthrax and how does it work?
Gram positive bacillus with spores that stay dormant until exposed to humans
What form of anthrax is used in bioterrorism.
Incubation of anthrax?
Inhalation Anthrax
1 day - 2 months
Signs and symptoms of inhalation anthrax?
Fever SOA, chest discomfort, cough confusion, dizziness Headache Sweating Pleural Effusion Mediastinal widening on chest x ray
How is inhalation anthrax diagnosed
Xray of chest
Bacillus culture
Toxin antibody blood measurement
Inhalation anthrax treatment
Prophylaxis meds
Focus?
Antibiotics
antitoxin
doxycycline, cipro, vaccine
control of infection
Does smallpox (variola) still exist
If it got out, what will be the world immunity to it
Yes but only in atlanta georgia vector institute or in russia
If it got out, we would have absolutely no immunity
Smallpox
Transmission
Incubation
Small pox
Droplet and direct contact with scabs or drainage can transmit it
7-19 days
Signs & symptoms of small pox
Diagnosis?
early high fever with aching
Then the scabs rash develops that can be contagious if they fall off
We actually just use symptoms to diagnose
Smallpox treatment
prophylaxis
antiviral drugs such as acyclovir .. but not always a good option
We have a vaccine. the last US case was in 1948.
Last case in the world was 1977. But the ultimate last case was 1978 whiel in lab