common cold vs influenza
TRANSCRIPT
Common Cold Vs Flu
Stuffy or runny nose
Sneezing
Coughing
Sore throat
Cold Flu
Yes Sometimes
Yes Sometimes
Yes Sometimes
Yes Sometimes
With green or yellow gunk
A dry cough
WebMD Medical Reference
Body aches
Nausea
Fever
Chills and Sweats
Cold Flu
Mild head/body aches
Severe aches all over
No Sometimes
Yes
No Yes
Rare for adults
WebMD Medical Reference
>200 different
viruses
What causes common cold?
No drugs to cure
Body defense to defeat these
Can be treated or not?
How to treat it?
How do you get cold?
4-6 days 7 days
symptoms contagious
contagious
incubation
How do you cope with common cold?
Feeling sick
Rest
A lot of fluids
Chicken soups
Sore throat
Gargle with warm salt water
Take lozenge
Stuffy nose
Try nasal decongestant
Try antihistamine
Body pain/fever
Try analgesic or antipyretic
“Flu”
Sudden onset
High fever/headache
Coughing (dry)
Sore throat/runny nose
Muscle/Joints pain
Severe pneumonia
Respiratory failure
Seasonal “Flu”
Influenza virus
A
B
C
H1N1 H5N1
Worldwide;
3-5 millions of severe illness
250,000 – 500,000 death
1-2 peaks in rainy season
Risk group: elderly, young, chronic illness
Seasonal epidemic
Seasonal epidemic
Mild illnesses/no epidemic
Sub-typeType
No sub-type
Epidemic/Not
Influenza A virus has many sub-types?
Why do we scare about “Swine flu”?
Bird flu
Swine flu
Spanish flu
Asian flu
H K flu
H1 N1
H2 N2
H3 N2
H5N1
H1N1
1918
1957
1968
2004
2009
50 millions
1 million
1 million
83
10,000
1.8 billion
3.8 billion
4.5 billion
6.5 billion
>6.5 billion
Death toll World pop
Spanish flu in history
How do you get Flu?
Inhalation Ingestion
Uncooked pork
Primary Prevention of Flu
Wash your hands
Cover your cough
Wearing facemask
Prevention with vaccination
Trivalent protect
Monovalentprotect
H1N1 H1N1
H3N2
Influenza B
http://www.immunize.org/askexperts/experts_inf.asp
1st dose of Flu vaccine
Start to protect after 2 weeks
2nd dose of FluAfter 1 month
Protect flu risk until
Can we treat it?
“Tamiflu” is the drug for cure “flu”
Common side effects: ARV=Tamiflu