Notes+on+epidemics+and+outbreaks-+kat

Syphilis- first report 193 and 1494. disease spread to 20% of people in french cities. -disease leads to death. -symptoms: loosing your skin - microbe was identified in 1905

Small pox- infectious disease caused Variola major virus - symptoms: days 1-3 rashes and blister 4-5 blisters get bigger, itch a lot 11-14: blisters become scabs leaving scars - native americans 30% had small pox - soo many people died, couldnt bury them anymore, no more ground -Europeans were then infected and spread to europeans -get it through inhalation and bodily fluids - back then no cure, now we have vaccinations, and can go away -doesnt exist anymore

Flu- PANDEMIC OF 1918 - killed 50 millions, attacked 1/5 of world pop caused by RNA virus -chills, fever, -transmitted through air, feces, blood -there is a vaccine now - three day fever first phase, no reported deaths - fall of 1918, finished in october in us - hard to protect ones self from it -most died in a few hours, could live for a couple days, die from suffication -killed more people than in WWI

Lyme disease- from old lyme conn. one year period 51 people had symptoms (1977) - tick was transmitter of disease 1982, the bacterium was found - changes in environment are blamed for advanced spread of lyme disease. - tick can move from people animals to people treatments--> vaccine on market, then taken off, didnt work well. -now we have antibiotics - untreated results in neurological problems - twitching, memory loss, mood swings

Legionnaire's disease- epidemic infectious disease caused by bacteria -can be found near water coolers

Ecoli- outbreak in 1993 -its a bacteria, inhabits intestinal tract of humans -symptoms- diarrhea, abdominal pain -acute kidney failure -600 people were injured and 4 children died after eating jack in the box burgers -meat wasnt cooked enough - 200,000 burgers were recalled

Crypto- diarrheal disease caused by microscopic parasites - get it through drinking water and reacreational -uncooked food, and from feces -MUST BE INGESTED IN MOUTH! -in milwaukee in 1993 -killed a little over 100, 400,000 people were infected - two water-treatment plant was infected--> they were shut down

Ebola- virus, ebola hemorrhagic fever, fatla in humans and monkeys - only been in africa, once in us. recognized in 1976 - different types based on where they are from - don't know exact origin from virus - think its zoonotic (comes from animals) - some people don't die, most people do - its very severe when you arent immune to it - you have 2-15 days to live - whole body breaks down, internal and external bleeding - get it from blood contact and secretions - they dont properly control the disease, spread from hospitals and funerals - spread in virginia, but didnt come into contact with people, just monkeys - the monkeys were brought from Africa to study

Black Plague: orginated in central asia 1340s, migrated to europe - killed 75 million people, 60% of europe's populations -spread because of rats on ships the flea on the rap carried the disease - blood poisoning, pneumonia - sores cause internal bleeding -dies within days

AIDS- Acquired Immune defiency syndrome - started in 1980, spread through young men, homosexuals - spread from person to person through sexual activity - damages immune system - there is no cure for HIV or AIds - but there is treatment to stop it from getting worse - transmitted through anal vaginal or oral sex, blood transfusions, mother to child through birth, and needles - 32 million have in the world. -women and teens most who have it - get tested!

SARS- Severe Acute Respiratory Syndrome -8,096 cases and 774 deaths - get it through any kind of contact -symptoms: fever (above 100 degrees), cough, sore throat, short of breath - first case in china, spread rapidly

Bird Flu- typical flu symptoms - no way to distinguish it from regular flu - die 48 hours later - cases in thailand, vietnam, indonesia - responsible for millions of poultry deaths each year -mortality rate is 95% - there is a vaccine, only for human to human transmission - for ages 18-64 - they give the vaccine to birds too