Bronchiectasis epidemiology and demographics: Difference between revisions

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===Incidence===
===Incidence===
*An estimated 110,000 individuals have bronchiectasis in the United States
*34.5/100,000 individuals have bronchiectasis in the United States
 
*Average annual bronchiectasis-associated hospitalization rate is up to 16.5/100,000 in the United States<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>
*Bronchiectasis often goes unrecognized or is misdiagnosed as [[asthma]] or [[chronic obstructive pulmonary disease]] (COPD), leading to an underestimated prevalence.<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>  
*Bronchiectasis often goes unrecognized or is misdiagnosed as [[asthma]] or [[chronic obstructive pulmonary disease]] (COPD), leading to an underestimated prevalence.<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>  


===Age===  
===Age===  
*Bronchiectasis predominantly affect extremes of age<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>  
*Bronchiectasis predominantly affect extremes of age<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>  
*A recent US study demonstrated a marked increased [[prevalence]] in older populations varying from 4.2/100,000 adults aged 18–34 years to 271.8/100,000 older than 75 years.<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>
*4.2/100,000 adults aged 18-34 years to 271.8/100,000 older than 75 years in the United States<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>


===Gender===
===Gender===
*A US epidemiological study of bronchiectasis-associated hospitalizations from 1993 to 2006 demonstrated an average annual hospitalization rate of 16.5/100,000 population with a significant annual increase of 2.4% in men and 3.0% in women<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208}} </ref>
*Predominantly women
*The women that are infected with primary ''Mycobacterium avium'' complex (MAC) tend to be slender, caucasian, and older than 60 years. It is given the name of Lady Windermere syndrome which is named after a character in a novel by Oscar Wilde.
*The women that are infected with primary ''Mycobacterium avium'' complex (MAC) tend to be slender, caucasian, and older than 60 years. It is given the name of Lady Windermere syndrome which is named after a character in a novel by Oscar Wilde.
*Annual increase of about 2.4% in men and 3.0% in women for bronchiectasis-associated hospitalizations<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208 }} </ref>


===Race===
===Race===
*There is no known association of bronchiectasis and a particular race
*There is no known association of bronchiectasis and a particular race
*Very high prevalence has been described in certain indigenous populations such as Alaskan natives with 10-20/1000 children affected<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>
*Very high prevalence in certain indigenous populations such as Alaskan natives with 10-20/1000 children affected<ref name="pmid23728208">{{cite journal| author=McDonnell MJ, Ward C, Lordan JL, Rutherford RM| title=Non-cystic fibrosis bronchiectasis. | journal=QJM | year= 2013 | volume= 106 | issue= 8 | pages= 709-15 | pmid=23728208 | doi=10.1093/qjmed/hct109 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=23728208  }} </ref>


===Developed Countries===
===Developed Countries===
* Before antibiotics, the symptoms on bronchiectasis began in the patient's first decade of life. In developed countries, the age of onset has move to adulthood (except those with cysts fibrosis).<ref name="Bilton2008">{{cite journal|last1=Bilton|first1=Diana|title=Update on non-cystic fibrosis bronchiectasis|journal=Current Opinion in Pulmonary Medicine|volume=14|issue=6|year=2008|pages=595–599|issn=1070-5287|doi=10.1097/MCP.0b013e328312ed8c}}</ref>
* Before antibiotics, the symptoms on bronchiectasis began in the patient's first decade of life. In developed countries, the age of onset has move to adulthood (except those with cysts fibrosis).<ref name="Bilton2008">{{cite journal|last1=Bilton|first1=Diana|title=Update on non-cystic fibrosis bronchiectasis|journal=Current Opinion in Pulmonary Medicine|volume=14|issue=6|year=2008|pages=595–599|issn=1070-5287|doi=10.1097/MCP.0b013e328312ed8c}}</ref>
*It is important to understand the underlying cause before initiating treatment<ref name="Bilton2008">{{cite journal|last1=Bilton|first1=Diana|title=Update on non-cystic fibrosis bronchiectasis|journal=Current Opinion in Pulmonary Medicine|volume=14|issue=6|year=2008|pages=595–599|issn=1070-5287|doi=10.1097/MCP.0b013e328312ed8c}}</ref>
*It is important to understand the underlying cause before initiating treatment<ref name="Bilton2008">{{cite journal|last1=Bilton|first1=Diana|title=Update on non-cystic fibrosis bronchiectasis|journal=Current Opinion in Pulmonary Medicine|volume=14|issue=6|year=2008|pages=595–599|issn=1070-5287|doi=10.1097/MCP.0b013e328312ed8c}}</ref>


===Developing Countries===
===Developing Countries===
* Infections are an important cause of bronchiectasis in developing countries, therefore it is diagnosed during childhood.<ref name="KaradagKarakoc2005">{{cite journal|last1=Karadag|first1=B.|last2=Karakoc|first2=F.|last3=Ersu|first3=R.|last4=Kut|first4=A.|last5=Bakac|first5=S.|last6=Dagli|first6=E.|title=Non-Cystic-Fibrosis Bronchiectasis in Children: A Persisting Problem in Developing Countries|journal=Respiration|volume=72|issue=3|year=2005|pages=233–238|issn=1423-0356|doi=10.1159/000085362}}</ref>
*Infections are an important cause of bronchiectasis because it is not diagnosed or treated properly in developing countries,<ref name="KaradagKarakoc2005">{{cite journal|last1=Karadag|first1=B.|last2=Karakoc|first2=F.|last3=Ersu|first3=R.|last4=Kut|first4=A.|last5=Bakac|first5=S.|last6=Dagli|first6=E.|title=Non-Cystic-Fibrosis Bronchiectasis in Children: A Persisting Problem in Developing Countries|journal=Respiration|volume=72|issue=3|year=2005|pages=233–238|issn=1423-0356|doi=10.1159/000085362}}</ref>
*Bronchiectasis is a large concern for Pediatricians because children are largely affected<ref name="KaradagKarakoc2005">{{cite journal|last1=Karadag|first1=B.|last2=Karakoc|first2=F.|last3=Ersu|first3=R.|last4=Kut|first4=A.|last5=Bakac|first5=S.|last6=Dagli|first6=E.|title=Non-Cystic-Fibrosis Bronchiectasis in Children: A Persisting Problem in Developing Countries|journal=Respiration|volume=72|issue=3|year=2005|pages=233–238|issn=1423-0356|doi=10.1159/000085362}}</ref>
 


==References==
==References==

Revision as of 14:10, 30 June 2015

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Saarah T. Alkhairy, M.D.

Overview

Bronchiectasis affects extremes of age in certain indigenous populations with a slight female dominance. It is difficult to estimate the prevalence because it is often misdiagnosed. In developed countries, it is important to diagnose the underlying cause. The age of onset is adulthood. In developing countries, infection in childhood is a common cause.

Incidence

  • 34.5/100,000 individuals have bronchiectasis in the United States
  • Average annual bronchiectasis-associated hospitalization rate is up to 16.5/100,000 in the United States[1]
  • Bronchiectasis often goes unrecognized or is misdiagnosed as asthma or chronic obstructive pulmonary disease (COPD), leading to an underestimated prevalence.[1]

Age

  • Bronchiectasis predominantly affect extremes of age[1]
  • 4.2/100,000 adults aged 18-34 years to 271.8/100,000 older than 75 years in the United States[1]

Gender

  • Predominantly women
  • The women that are infected with primary Mycobacterium avium complex (MAC) tend to be slender, caucasian, and older than 60 years. It is given the name of Lady Windermere syndrome which is named after a character in a novel by Oscar Wilde.
  • Annual increase of about 2.4% in men and 3.0% in women for bronchiectasis-associated hospitalizations[1]

Race

  • There is no known association of bronchiectasis and a particular race
  • Very high prevalence in certain indigenous populations such as Alaskan natives with 10-20/1000 children affected[1]

Developed Countries

  • Before antibiotics, the symptoms on bronchiectasis began in the patient's first decade of life. In developed countries, the age of onset has move to adulthood (except those with cysts fibrosis).[2]
  • It is important to understand the underlying cause before initiating treatment[2]

Developing Countries

  • Infections are an important cause of bronchiectasis because it is not diagnosed or treated properly in developing countries,[3]
  • Bronchiectasis is a large concern for Pediatricians because children are largely affected[3]


References

  1. 1.0 1.1 1.2 1.3 1.4 1.5 McDonnell MJ, Ward C, Lordan JL, Rutherford RM (2013). "Non-cystic fibrosis bronchiectasis". QJM. 106 (8): 709–15. doi:10.1093/qjmed/hct109. PMID 23728208.
  2. 2.0 2.1 Bilton, Diana (2008). "Update on non-cystic fibrosis bronchiectasis". Current Opinion in Pulmonary Medicine. 14 (6): 595–599. doi:10.1097/MCP.0b013e328312ed8c. ISSN 1070-5287.
  3. 3.0 3.1 Karadag, B.; Karakoc, F.; Ersu, R.; Kut, A.; Bakac, S.; Dagli, E. (2005). "Non-Cystic-Fibrosis Bronchiectasis in Children: A Persisting Problem in Developing Countries". Respiration. 72 (3): 233–238. doi:10.1159/000085362. ISSN 1423-0356.

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