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2017年3月8日 星期三

Teenagers with asthma have increased risk of anaphylaxis, study finds

Teenagers with food allergy are four times more likely to report having asthma than those without, according to new data from the Murdoch Children's Research Institute.
The link between asthma and anaphylaxis was made from the results of a study of 10,000 adolescents (aged 10-14) in metropolitan Melbourne.

It found people with multiple food allergies report 10 times the incidence of asthma.


Health experts are warning people of the risks of delaying administration of an adrenaline auto injector if anaphylaxis ...
Health experts are warning people of the risks of delaying administration of an adrenaline auto injector if anaphylaxis is mistaken for an asthma attack. increasing the risk of fatal attacks. Photo: Eddie Jim

The link has prompted concerns among health professionals, that a teenager's anaphylactic reaction could be mistaken for an asthma attack, leading to a delay in the administration of a life-saving adrenaline auto injector.

"If a person is coughing, wheezing or experiencing breathing difficulties, sometimes it can be hard to work out if they are having an asthma attack or having anaphylaxis," said lead researcher Professor Katie Allen, from the Murdoch Children's Research Institute.


Up to two per cent of Australian adolescents aged 10-14 have a nut allergy.
Up to two per cent of Australian adolescents aged 10-14 have a nut allergy. Photo: William Meppem
 
"Instead of immediately administering valuable time can be wasted administering the asthma inhaler."

The findings come at the launch of Food Allergy Week 2016, which runs from May 15 to 21, and aims to raise awareness about food allergies.

Every year there are around 30,000 new cases of food allergy in Australia. Experts estimate that, at the current rate, there will be 7.7 million Australians with allergy by 2050.
Maria Said, President of Allergy & Anaphylaxis Australia, said the rate of allergy incidence in Australia was growing at "an alarming rate."


Experts estimate there will be 7.7 million Australians with allergy by 2050.
Experts estimate there will be 7.7 million Australians with allergy by 2050. Photo: Patrick Sison
 
 
"Australia has one of the highest rates of food allergy in the world … With such a rapid increase in food allergy over the last 10 to 15 years, our current generation of teenagers is one of the fastest-growing demographics for allergy management."

She pointed to the story of 15-year-old Jack Irvine, who tragically died in 2012 after mistakenly eating biscuit containing macadamia nuts.

Suffering from both nut allergies and asthma, Jack's symptoms initially presented as asthma-related, however his reaction was later identified as anaphylaxis.

Ms Said said Jack's story proved the importance of allergy education within the community.
In Australia up to two per cent of children and adolescents aged between 10 and 14 suffer from a nut allergy, while five per cent suffer from food allergy.

Professor Allen said the results of the Institute's study allowed researchers to look at the full spectrum of food allergic disease, including patients who were seeing doctors about their allergies and those who were not.

"A study of this type and size has never been undertaken anywhere in the world," she said.

"There have unfortunately been some deaths from anaphylaxis in recent years where children with food allergy and asthma have not been seeing an allergist for their problems and we wonder whether they have been poorly educated about the signs and symptoms and that's been a factor in their death."

If a person believes they may have eaten a food they are allergic to and they experience breathing difficulties, even if they have asthma, "anaphylaxis should be top consideration," Professor Allen said.

"And it's certainly not going to hurt to give the adrenaline anyway."




Reference information:  http://www.smh.com.au/business/consumer-affairs/teenagers-with-asthma-have-increased-risk-of-anaphylaxis-study-finds-20160515-govmnj.html
It is not intended as medical advice to any specific person. If you have any need for personal advice or have any questions regarding your health, please consult your doctor for diagnosis and treatment.

2016年8月4日 星期四

Teenagers with asthma have increased risk of anaphylaxis, study finds

Teenagers with food allergy are four times more likely to report having asthma than those without, according to new data from the Murdoch Children's Research Institute.
The link between asthma and anaphylaxis was made from the results of a study of 10,000 adolescents (aged 10-14) in metropolitan Melbourne.

It found people with multiple food allergies report 10 times the incidence of asthma.

Health experts are warning people of the risks of delaying administration of an adrenaline auto injector if anaphylaxis ...
Health experts are warning people of the risks of delaying administration of an adrenaline auto injector if anaphylaxis is mistaken for an asthma attack. increasing the risk of fatal attacks. Photo: Eddie Jim

The link has prompted concerns among health professionals, that a teenager's anaphylactic reaction could be mistaken for an asthma attack, leading to a delay in the administration of a life-saving adrenaline auto injector.

"If a person is coughing, wheezing or experiencing breathing difficulties, sometimes it can be hard to work out if they are having an asthma attack or having anaphylaxis," said lead researcher Professor Katie Allen, from the Murdoch Children's Research Institute.


Up to two per cent of Australian adolescents aged 10-14 have a nut allergy.
Up to two per cent of Australian adolescents aged 10-14 have a nut allergy. Photo: William Meppem
 
"Instead of immediately administering valuable time can be wasted administering the asthma inhaler."

The findings come at the launch of Food Allergy Week 2016, which runs from May 15 to 21, and aims to raise awareness about food allergies.

Every year there are around 30,000 new cases of food allergy in Australia. Experts estimate that, at the current rate, there will be 7.7 million Australians with allergy by 2050.
Maria Said, President of Allergy & Anaphylaxis Australia, said the rate of allergy incidence in Australia was growing at "an alarming rate."


Experts estimate there will be 7.7 million Australians with allergy by 2050.
Experts estimate there will be 7.7 million Australians with allergy by 2050. Photo: Patrick Sison
 
 
"Australia has one of the highest rates of food allergy in the world … With such a rapid increase in food allergy over the last 10 to 15 years, our current generation of teenagers is one of the fastest-growing demographics for allergy management."

She pointed to the story of 15-year-old Jack Irvine, who tragically died in 2012 after mistakenly eating biscuit containing macadamia nuts.

Suffering from both nut allergies and asthma, Jack's symptoms initially presented as asthma-related, however his reaction was later identified as anaphylaxis.

Ms Said said Jack's story proved the importance of allergy education within the community.
In Australia up to two per cent of children and adolescents aged between 10 and 14 suffer from a nut allergy, while five per cent suffer from food allergy.

Professor Allen said the results of the Institute's study allowed researchers to look at the full spectrum of food allergic disease, including patients who were seeing doctors about their allergies and those who were not.

"A study of this type and size has never been undertaken anywhere in the world," she said.

"There have unfortunately been some deaths from anaphylaxis in recent years where children with food allergy and asthma have not been seeing an allergist for their problems and we wonder whether they have been poorly educated about the signs and symptoms and that's been a factor in their death."

If a person believes they may have eaten a food they are allergic to and they experience breathing difficulties, even if they have asthma, "anaphylaxis should be top consideration," Professor Allen said.

"And it's certainly not going to hurt to give the adrenaline anyway."




Reference information:  http://www.smh.com.au/business/consumer-affairs/teenagers-with-asthma-have-increased-risk-of-anaphylaxis-study-finds-20160515-govmnj.html
It is not intended as medical advice to any specific person. If you have any need for personal advice or have any questions regarding your health, please consult your doctor for diagnosis and treatment.

2014年1月3日 星期五

Allergic rhinitis in Adult






Allergic rhinitis in adults, aged 30 to 64 years old, is a common co-morbid condition of asthma in Hong Kong.

Impacts on daily lives of adults with allergic rhinitis:

  • Nasal congestion leads to poor quality sleep, or even sleep apnea.
  • Poor sleeping quality results in chronic tiredness, and reduced working performance and efficiency.
  • Chronic nasal congestion in nose can cause sinus and middle ear infections.




Reference information:  http://www.allergic-rhinitis.com.hk/
It is not intended as medical advice to any specific person. If you have any need for personal advice or have any questions regarding your health, please consult your doctor for diagnosis and treatment.

2013年12月5日 星期四

Allergy and allergens

Allergy

Allergy means the body has abnormal immune response towards substances that are harmless to the body via touch, breathe or ingestion of allergens.

 

Allergens

Allergens are antibodies that cause allergies. Children would have allergic response once they come into contact with allergens.







 

Daily and psychological impact of allergies:

  • Skin itchiness may severely affect sleep quality in allergic patients
  • They cannot focus on their work or study
  • Allergy may cause redness and swollen skin on the face, affecting the appearance. In the case of children, they may be teased by their fellow classmates, thus losing self-confidence.
  • Feeling inferiority, losing abilities to interact socially
  • Emotionally unstable, being impatient irritable
If you do not want your life to be affected by allergic symptoms,
don’t hesitate to go for an Allergy Test!

Stay away from allergens is the best way to prevent allergies!
Reference information:  http://www.allergytest.com.hk/
It is not intended as medical advice to any specific person. If you have any need for personal advice or have any questions regarding your health, please consult your doctor for diagnosis and treatment.