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Influenza A (H1N1) Influenza Virus
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Hong Kong tracks swine flu suspects Source: MSN news
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Updated as on 12 May 2009
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WHO phase of pandemic alert Source: WHO
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LevelScenarioHK government response Alert response Highly
pathogenic influenza A (H1N1) outbreak or confirmation human case
outside HK A simplified emergency response command structure will
be put in place Serious response Confirmation of human case(s) of
influenza A (H1N1) in HK without evidence of efficient
human-to-human transmission Steering Committee chaired by Sectary
of Food and Health (SFH) will be set up to steer Government
response Emergency response Efficient human-to-human transmission
of novel influenza occurring overseas or in HK or declaration of
pandemic comes from WHO The Steering Committee will be chaired by
the Chief Executive. SFH evaluate the need to suspend the school,
public service and activities / Provide temporary accommodation for
health care workers who have contact with the affected patients
Activated on May 1st Hong Kong Government Response system Source:
Center for Health Protection
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What is Human Swine Influenza? New Influenza A (H1N1) virus
Swine Influenza A (H1N1) The spread from person to person has been
recognized in the Swine Influenza A (H1N1) epidemic
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Aemagglutinin ( ) 16 types Euraminidase ( ) 9 types H1N1 and
H3N2 are the most common types of Influenza A virus in Hong
Kong.
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Symptoms Similar to that of the seasonal flu: acute respiratory
disease Fever Fatigue No appetite Coughing
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Symptoms Running nose Sore throat diarrhea vomiting
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Mode of transmission Mainly spread from person to person by
respiratory droplets generated by coughing or sneezing People may
also become infected by touching objects soiled with the flu virus
and then touch their nose or mouth
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Mode of transmission There is no evidence showing that H1N1
Influenza A can be spread to people by eating properly cooked pork
and poultry products. H1N1 Influenza A virus can be killed if pork
is cooked at temperature of 70 o C (160 O F) and above.
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Preventive measures
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Use 70-80% Alcohol handrub to clean your hands if they are not
visible soiled. (Alcohol hand rub)
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Preventive measures Avoid touching nose, mouth and eyes Cover
your nose and mouth when sneezing or coughing Dont spit. Always
wrap nasal or mouth discharge with tissue paper, and dispose
properly in a lidded rubbish bin.
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Preventive measures Wear a surgical mask when symptoms of
respiratory tract infection or fever develops, and seek medical
advice promptly. Refrain from work or school if symptoms of flu
develop.
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Preventive measures Avoid traveling to the Influenza A (H1N1)
affected areas.
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Method of treatment Wear a surgical mask and seek medical
advice promptly when symptoms of flu develop. Tell doctor your
travel history and persons you have contacted with if you have
traveled to the affected places or contacted with the affected
person.
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Rules of reporting Travel to the affected places, or contact
with Influenza A (H1N1) patients, or contact with person with fever
or respiratory symptoms, who has been to the affected places in the
past 7 days. Report to Center for Health Protection promptly when
the increased number of absence and school children with
respiratory symptoms is noticed.
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Conclusions Avoid visiting crowded places with poor
ventilation; Keep your hands clean. Wash your hands properly. Using
alcohol- based handrub is also effective when your hands are not
visibly soiled; Avoid touching your eyes, nose and mouth; Wash your
hands with liquid soap promptly if they are soiled by respiratory
secretions, e.g., after sneezing or coughing; Cover your nose and
mouth when sneezing or coughing; Dont spit. Always wrap nasal or
mouth discharges with tissue paper, and dispose of the tissue paper
properly in a lidded rubbish bin; Wear a surgical mask when
symptoms of respiratory tract infection or fever develop, and seek
medical advice promptly; Maintain good environmental hygiene and
keep your home clean; Have plenty of sleep and rest: Take adequate
exercise; Eat a balanced diet; Dont smoke; Be happy; Refrain from
work or school if you develop symptoms of flu.
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/ www.chp.gov.hk Ministry of Health of Mexico US Centers for
Disease Control and Prevention World Health Organization