EMERGENT And INFECTIOUS DISEASES Report

Topics: Infectious disease, Bacteria, Tuberculosis Pages: 3 (898 words) Published: February 10, 2015
EMERGENT and INFECTIOUS DISEASES
KEY words to REMEMBER:


WHO- World Health Organization
- is a specialized agency of the United Nations (UN) that is concerned with international public health.
- It was established on 7 April 1948, headquartered in Geneva, Switzerland. -The main responsibility was to help anybody in need of medical assistance.



Vector (epidemiology)
-an organism, often an invertebrate arthropod, that transmits a pathogen from reservoir to host



Pathogen
- a microorganism, in the widest sense such as
a virus, bacterium, prion, fungus or protozoan, that causes disease in its host. The host may be an animal, a plant, a fungus or even another microorganism.



Emergent
- new, not identified or absent for last 20 years



Zoonotic
- transmitted from animal host to humans

INFECTIOUS DISEASES
1.Onchocerciasis (river blindness)
o Vector: Black fly
o Many roundworms get into eyes & die causing blindness
o Control with insecticide sprays
o Merck & Co. are providing free ivermectin to help eradicate. 2. Elephantiasis
o Vector: Mosquitoes
o Roundworm gets into lymph system and blocks lymph vessels causing fluid build up in the extremities.
o SmithKline Beecham is supplying free albendazole to eradicate. 3. Hemorrhagic Fever
o Some Types…
1. Ebola: Vector- unknown
2. Lassa: Vector- Mastomys rat species
3. Hanta: Vector- Deer mice
o All cause tissue deterioration, bleeding, pulmonary edema. o Ebola has 90% mortality rate.
4. Dengue Fever
o Vector: Mosquitoes
o 20 million new cases; 2.5 billion current cases
5. Malaria
o Vector: Mosquitoes
1

o
o
o

3 million die each year, 90% of them in Africa
In 1950’s & 60’s, sprayed DDT & knocked down from millions cases each year to thousands, now back to 2.5 million new cases
Some Aedes aegypti mosquitoes seen along Gulf Coast of America- due to climate change?

6. Cholera
o
o
o

Cause: Bacteria in unclean drinking water
Severe stomach cramping,...
Continue Reading

Please join StudyMode to read the full document

You May Also Find These Documents Helpful

  • INFECTIOUS DISEASE Essay
  • Role of Emerging Infectious Diseases Essay
  • Emerging Infectious Diseases Essay
  • Infectious Diseases Essay
  • Infectious Disease Essay
  • Infectious Disease Essay
  • Essay on Infectious Disease
  • Essay about Infectious Disease

Become a StudyMode Member

Sign Up - It's Free