流行性感冒讲座英文ppt课件
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流感ppt课件英语
To prevent indirect contact transmission, it is essential to disinfect contaminated surfaces with appropriate cleaning agents, wash hands thoroughly after touching potentially contaminated surfaces, and avoid touching the face.
Virulence
The H1N1 subtype was responsible for the Spanish flu pandemic in 1918, which killed millions of people worldwide.
H1N1
The H2N2 subtype caused the Asian flu pandemic in 1957, which also resulted in significant mortality.
PART
01
Introduction
REPORTING
Influenza is a contagious respiratory illness caused by the influenza virus. It is characterized by symptoms such as fever, cough, sore throat, runny nose, and fatigue.
Some people may be infected with the flu virus but show no symptoms. This is more common in children under age 5 and adults over age 65. However, even if you do not have symptoms, you can still spread the flu to others. It is important to wash your hands often and avoid close contact with people who are sick to help prevent the spread of the flu.
流行性感冒讲座英文(课堂PPT)
Influenza (the flu)
Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death. The best way to prevent seasonal flu is by getting a seasonal flu vaccination each year.
Whether a person has typical seasonal flu or swine flu, the symptoms seem to be quite similar. Flu symptoms are usually more severe than cold symptoms and come on quickly. Symptoms of swine flu and seasonal flu include sore throat, fever, headache, muscle aches and soreness, congestion, and cough. Swine flu in particular is also associated with vomiting and diarrhea.
▪ Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death.
流行性感冒 课件
流行性感冒课件流行性感冒（Influenza，也被称为流感）是一种由病毒引起的呼吸道传染病。
它通常通过空气传播，例如咳嗽、打喷嚏等方式将病毒传播给周围的人。
流感病毒有不同的亚型，例如H1N1和H3N2，这些亚型是根据病毒表面的血凝素和神经氨酸酶的种类命名的。
流感的症状通常包括发热、咳嗽、喉咙痛、肌肉疼痛、头痛、乏力等。
这些症状通常在感染病毒后的一周内出现，但有时也可能在感染后长达两周的时间内出现。
流感的症状与其他疾病的症状相似，例如普通感冒和RSV呼吸道病毒感染，因此诊断流感需要医生的诊断和实验室检测。
流感的预防措施包括接种流感疫苗和保持良好的卫生习惯。
流感疫苗可以减少感染流感的风险，并减轻流感症状的严重程度。
保持良好的卫生习惯，例如经常洗手、避免接触感染者、避免拥挤的场所等，也可以帮助减少感染流感的风险。
流感的治疗通常包括休息、饮食均衡、保持水分和药物治疗。
药物治疗可以缓解流感症状，例如发热和咳嗽，但这些药物并不能治愈流感。
在治疗期间，患者应该注意休息，避免过度活动。
总之，流行性感冒是一种常见的呼吸道传染病，但通过预防和及时治疗可以减少症状的严重程度和并发症的风险。
如果大家怀疑自己感染了流感，应该及时就医并遵循医生的建议进行治疗。
流行性感冒健康教育流行性感冒（流感）是一种由病毒引起的传染病，每年都会在全球范围内流行。
流感病毒有不同的亚型，因此每年的流感疫苗都会针对最有可能流行的亚型进行预防。
除了接种疫苗外，我们还可以通过采取一些预防措施来降低感染的风险。
流感的传播途径主要是通过空气传播，例如咳嗽、打喷嚏时，病毒会悬浮在空气中，被他人吸入后感染。
此外，病毒也可以通过接触污染的物体表面传播。
由于流感病毒的存活能力较弱，一般的清洁和消毒措施可以有效减少病毒的传播。
流感的症状包括发热、咳嗽、喉咙痛、肌肉疼痛、头痛、乏力等。
对于老年人、孕妇、慢性病患者等高危人群来说，流感可能会导致严重的并发症，如肺炎、心肌炎等，甚至危及生命。
流行性感冒讲座英文
Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death.
Antigenic shift: Is an abrupt, major change
Results in a new influenza A subtype or a virus
2.How Influenza Spreads
People with flu can spread it to others up to about 6 feet away Most experts think that flu viruses are spread mainly by
Influenza (the flu)
Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death. The best way to prevent seasonal flu is by getting a seasonal flu vaccination each year.
Influenza
Influenza
• 1.What is Influenza? • 2.HoDiagnosis • 5. Treatment • 6.How to Prevent
1.What is Influenza?
Antigenic shift: Is an abrupt, major change
Results in a new influenza A subtype or a virus
2.How Influenza Spreads
People with flu can spread it to others up to about 6 feet away Most experts think that flu viruses are spread mainly by
Influenza (the flu)
Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death. The best way to prevent seasonal flu is by getting a seasonal flu vaccination each year.
Influenza
Influenza
• 1.What is Influenza? • 2.HoDiagnosis • 5. Treatment • 6.How to Prevent
1.What is Influenza?
预防流感 英文版 PPT
How Flu Works
1.The virus enters the respiratory tract.（呼吸道） 2.After entering the respiratory tract , the virus starts to replicate itself. The respiratory tract bees swollen and inflamed. 3. Once inside the respiratory system , the virus enters the bloodstream . the first symptoms(cough) begin to show.
H5N1 Bird Flu
The avian influenza virus, or bird flu, occurs naturally in wild birds, but does not make them sick. Because the virus is very contagious among birds, avian influenza virus can be deadly if transmitted to domesticated birds. Human infections are caused by transmission of the Influenza A virus from infected birds to humans.
Types of Flu
There are three types of flu viruses: A, B, and C.
Influenza A can infect a range of mammals and birds as well as humans, while types B and C infect mainly humans.
流感科普英语版课件
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contents
What is influenza Is influenza a serious illness Severe complications of influenza Warning signs of influenza
THANK YOU.
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flu virus
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influenza
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influenza
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complication
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complication
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Cytokine storm
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Warning signs
• In children • Fast breathing or trouble breathing • Bluish skin color • Not drinking enough fluids • Not waking up or not interacting • Being so irritable that the child does not want to be held • Flu-like symptoms improve but then return with fever and worse cough • Fever with a rash • In addition to the signs above, get medical help right away for any infant
contents
What is influenza Is influenza a serious illness Severe complications of influenza Warning signs of influenza
THANK YOU.
文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。
flu virus
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influenza
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influenza
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complication
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complication
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Cytokine storm
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Warning signs
• In children • Fast breathing or trouble breathing • Bluish skin color • Not drinking enough fluids • Not waking up or not interacting • Being so irritable that the child does not want to be held • Flu-like symptoms improve but then return with fever and worse cough • Fever with a rash • In addition to the signs above, get medical help right away for any infant
流行性感冒讲座英文课件
01
Introduction
Definition of Influenza
Definition
Influenza, commonly known as the flus, is a highly contagious disease caused by influenza viruses
Types of Influenza
There are three types of influenza viruses - A, B, and C. Influenza A viruses are further classified into subtypes based on the two proteins they pose, hemagglutinin (H) and neuraminidase (N)
03
Epidemiological characteristics of influenza
The transmission mode and path of influenza virus
Aerosol transmission
Influenza virus can be transmitted through aerosols generated by coughing, snoring, or talking by affected individuals These aerosols can remain suspended in the air and be affected by susceptible people, leading to infection
vacancy and antiviral treatment
+Approve the global effects in monitoring and responding
流感预防ppt课件英语
Influenza prevention PPT courseware (in English)
CATALOGUE
目录
IntroductionThe Basics of InfluenzaPrevention StrategiesSelf Care and ManagementCommunity InterventionsConclusion
The flu can lead to serious health problems, especially for older adults, young children, pregnant women, and people with underlying health conditions.
Pregnant women, children, and people with chronic health conditions are at higher risk of developing severe flu complications and should get vaccinated as soon as the vaccine is available.
Vaccination can reduce the severity and duration of the flu if contracted.
05
Community Interventions
Health Education
Provide influenza-related health education to community members, emphasizing the importance of prevention, symptoms, and treatment.
CATALOGUE
目录
IntroductionThe Basics of InfluenzaPrevention StrategiesSelf Care and ManagementCommunity InterventionsConclusion
The flu can lead to serious health problems, especially for older adults, young children, pregnant women, and people with underlying health conditions.
Pregnant women, children, and people with chronic health conditions are at higher risk of developing severe flu complications and should get vaccinated as soon as the vaccine is available.
Vaccination can reduce the severity and duration of the flu if contracted.
05
Community Interventions
Health Education
Provide influenza-related health education to community members, emphasizing the importance of prevention, symptoms, and treatment.
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Whether a person has typical seasonal flu or swine flu, the symptoms seem to be quite similar. Flu symptoms are usually more severe than cold symptoms and come on quickly. Symptoms of swine flu and seasonal flu include sore throat, fever, headache, muscle aches and soreness, congestion, and cough. Swine flu in particular is also associated with vomiting and diarrhea.
▪ Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death.
•In virus classification influenza viruses are RNA viruses that make up three of the five genera of the family Orthomyxoviridae.
Influenzavirus A Influenzavirus B Influenzavirus C
Cold symptoms usually begin with a sore throat, which usually goes away after a day or two. Nasal symptoms, runny nose, and congestion follow, along with a cough by the fourth and fifth days. Fever is uncommon in adults, but a slight fever is possible. Children are more likely to have a fever with a cold. With cold symptoms, your nose teems with watery nasal secretions for the first few days. Later, these become thicker and darker.
血凝素 （H）
神经氨酸酶 （N）
Influenza: An Ever-Changing Virus
Antigenic drift: ▪ Small change ,happen continually over time
▪ Is one of the main reasons why people can get the flu more than one time
History：2,400 years
Difference Between Cold or FLU
A cold is a milder respiratory illness than the flu. While cold symptoms can make you feel bad for a few days. Flu symptoms can make you feel quite ill for a few days to weeks.
.
1
Influenza
.
2
Influenza
• 1.What is Influenza? • 2.How Influenza Spreads • 3.Symptoms • 4.Diagnosis • 5. Treatment • 6.How to Prevent
.
4
1.What is Influenza?
made when people with flu cough, sneeze or talk ▪ These droplets can land in the mouths or noses of people who are
20th century
World War I ：8 to 10 million
1918 1957 1968
H1N1 H2N3 H2N3
Spanish flu Far east flu Hong Kong flu
40 million 2 million 700000
.
10
Key Influenza A Viral Features
Influenza (the flu)
Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death. The best way to prevent seasonal flu is by getting a seasonal flu vaccination each year.
Antigenicቤተ መጻሕፍቲ ባይዱshift: ▪ Is an abrupt, major change
▪ Results in a new influenza A subtype or a virus
2.How Influenza Spreads
▪ People with flu can spread it to others up to about 6 feet away ▪ Most experts think that flu viruses are spread mainly by droplets
▪ Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death.
•In virus classification influenza viruses are RNA viruses that make up three of the five genera of the family Orthomyxoviridae.
Influenzavirus A Influenzavirus B Influenzavirus C
Cold symptoms usually begin with a sore throat, which usually goes away after a day or two. Nasal symptoms, runny nose, and congestion follow, along with a cough by the fourth and fifth days. Fever is uncommon in adults, but a slight fever is possible. Children are more likely to have a fever with a cold. With cold symptoms, your nose teems with watery nasal secretions for the first few days. Later, these become thicker and darker.
血凝素 （H）
神经氨酸酶 （N）
Influenza: An Ever-Changing Virus
Antigenic drift: ▪ Small change ,happen continually over time
▪ Is one of the main reasons why people can get the flu more than one time
History：2,400 years
Difference Between Cold or FLU
A cold is a milder respiratory illness than the flu. While cold symptoms can make you feel bad for a few days. Flu symptoms can make you feel quite ill for a few days to weeks.
.
1
Influenza
.
2
Influenza
• 1.What is Influenza? • 2.How Influenza Spreads • 3.Symptoms • 4.Diagnosis • 5. Treatment • 6.How to Prevent
.
4
1.What is Influenza?
made when people with flu cough, sneeze or talk ▪ These droplets can land in the mouths or noses of people who are
20th century
World War I ：8 to 10 million
1918 1957 1968
H1N1 H2N3 H2N3
Spanish flu Far east flu Hong Kong flu
40 million 2 million 700000
.
10
Key Influenza A Viral Features
Influenza (the flu)
Influenza (the flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death. The best way to prevent seasonal flu is by getting a seasonal flu vaccination each year.
Antigenicቤተ መጻሕፍቲ ባይዱshift: ▪ Is an abrupt, major change
▪ Results in a new influenza A subtype or a virus
2.How Influenza Spreads
▪ People with flu can spread it to others up to about 6 feet away ▪ Most experts think that flu viruses are spread mainly by droplets