Andersen-Tawil syndrome classification: Difference between revisions

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__NOTOC__
__NOTOC__
{{Andersen-Tawil syndrome}}
{{Andersen-Tawil syndrome}}
{{CMG}}; {{AE}} {{CP}}; {{RT}}
{{CMG}}; {{AE}} {{VKG}}


==Overview==
==Overview==
Andersen–Tawil syndrome may be classified according to genetic mutations into two groups: Type 1 Andersen–Tawil syndrome and type 2 Andersen–Tawil syndrome  
[[Andersen–Tawil syndrome]] may be classified according to [[genetic]] [[mutations]] into two groups: Type 1 [[Andersen–Tawil syndrome]] and type 2 [[Andersen–Tawil syndrome]].  
 
 
 
* Type 1, which accounts for about 60 percent of all cases of the disorder, is caused by mutations in the ''[[KCNJ2]]'' [[gene]]. <ref>{{cite journal|author=Tristani-Firouzi M, Jensen JL, Donaldson MR, ''et al'' |title=Functional and clinical characterization of KCNJ2 mutations associated with LQT7 (Andersen syndrome) |journal=J. Clin. Invest. |volume=110 |issue=3 |pages=381-8 |year=2002 |pmid=12163457 |doi=}}</ref><ref>{{cite journal |author=Pegan S, Arrabit C, Slesinger PA, Choe S |title=Andersen's syndrome mutation effects on the structure and assembly of the cytoplasmic domains of Kir2.1|journal=Biochemistry|volume=45 |issue=28 |pages=8599-606 |year=2006 |pmid=16834334 |doi=10.1021/bi060653d}}</ref>
* The remaining 40 percent of cases are designated as type 2; the cause of the condition in these cases is unknown.


== Classification ==
== Classification ==
There is no established system for the classification of [disease name].
[[Andersen–Tawil syndrome]] may be classified according to [[genetic mutations]] into two groups:<ref name="pmid24383070">{{cite journal| author=Nguyen HL, Pieper GH, Wilders R| title=Andersen-Tawil syndrome: clinical and molecular aspects. | journal=Int J Cardiol | year= 2013 | volume= 170 | issue= 1 | pages= 1-16 | pmid=24383070 | doi=10.1016/j.ijcard.2013.10.010 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=24383070  }}</ref><ref name="pmid20306271">{{cite journal| author=Tristani-Firouzi M, Etheridge SP| title=Kir 2.1 channelopathies: the Andersen-Tawil syndrome. | journal=Pflugers Arch | year= 2010 | volume= 460 | issue= 2 | pages= 289-94 | pmid=20306271 | doi=10.1007/s00424-010-0820-6 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=20306271  }}</ref><ref name="pmid17395133">{{cite journal| author=Sansone V, Tawil R| title=Management and treatment of Andersen-Tawil syndrome (ATS). | journal=Neurotherapeutics | year= 2007 | volume= 4 | issue= 2 | pages= 233-7 | pmid=17395133 | doi=10.1016/j.nurt.2007.01.005 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17395133  }}</ref><ref>{{cite journal |author=Pegan S, Arrabit C, Slesinger PA, Choe S |title=Andersen's syndrome mutation effects on the structure and assembly of the cytoplasmic domains of Kir2.1|journal=Biochemistry|volume=45 |issue=28 |pages=8599-606 |year=2006 |pmid=16834334 |doi=10.1021/bi060653d}}</ref><ref>{{cite journal|author=Tristani-Firouzi M, Jensen JL, Donaldson MR, ''et al'' |title=Functional and clinical characterization of KCNJ2 mutations associated with LQT7 (Andersen syndrome) |journal=J. Clin. Invest. |volume=110 |issue=3 |pages=381-8 |year=2002 |pmid=12163457 |doi=}}</ref>
 
OR
 
Andersen–Tawil syndrome may be classified according to genetic mutations into two groups:
 
<br />
{| class="wikitable"
{| class="wikitable"
|+
|+
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!'''Gene involved'''  
!'''Gene involved'''  
!'''Protein involved'''
!'''Protein involved'''
!'''Location'''
!'''Inheritance pattern'''
|-
|-
|Andersen–Tawil syndrome (ATS) 1
|[[Andersen–Tawil syndrome]] ([[Andersen-Tawil syndrome|ATS]]) 1
|KCNJ2 gene
|[[KCNJ2]] [[gene]] (60%)
|Kir2.1 inward rectifier potassium channel
|Kir2.1 inward rectifier [[potassium channel]]
|17q24.3
|[[Autosomal dominant]]
|-
|-
|Andersen–Tawil syndrome (ATS) 2
|[[Andersen–Tawil syndrome]] ([[Andersen-Tawil syndrome|ATS]]) 2
|Unknown gene defect  
|Unknown [[gene]] defect (40%)
|Kir2.1 inward rectifier potassium channel
|Kir2.1 inward rectifier [[potassium channel]]
|}
|17q24.3
[Disease name] may be classified into [large number > 6] subtypes based on:
|[[Autosomal dominant]]
 
|}<br />
* [Classification method 1]
* [Classification method 2]
* [Classification method 3]
 
[Disease name] may be classified into several subtypes based on:
 
* [Classification method 1]
* [Classification method 2]
* [Classification method 3]
 
==References==
==References==
{{Reflist|2}}
{{Reflist|2}}
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[[Category:Genetic disorders]]
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Latest revision as of 14:53, 17 February 2020

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Vamsikrishna Gunnam M.B.B.S [2]

Overview

Andersen–Tawil syndrome may be classified according to genetic mutations into two groups: Type 1 Andersen–Tawil syndrome and type 2 Andersen–Tawil syndrome.

Classification

Andersen–Tawil syndrome may be classified according to genetic mutations into two groups:[1][2][3][4][5]

Type Gene involved Protein involved Location Inheritance pattern
Andersen–Tawil syndrome (ATS) 1 KCNJ2 gene (60%) Kir2.1 inward rectifier potassium channel 17q24.3 Autosomal dominant
Andersen–Tawil syndrome (ATS) 2 Unknown gene defect (40%) Kir2.1 inward rectifier potassium channel 17q24.3 Autosomal dominant


References

  1. Nguyen HL, Pieper GH, Wilders R (2013). "Andersen-Tawil syndrome: clinical and molecular aspects". Int J Cardiol. 170 (1): 1–16. doi:10.1016/j.ijcard.2013.10.010. PMID 24383070.
  2. Tristani-Firouzi M, Etheridge SP (2010). "Kir 2.1 channelopathies: the Andersen-Tawil syndrome". Pflugers Arch. 460 (2): 289–94. doi:10.1007/s00424-010-0820-6. PMID 20306271.
  3. Sansone V, Tawil R (2007). "Management and treatment of Andersen-Tawil syndrome (ATS)". Neurotherapeutics. 4 (2): 233–7. doi:10.1016/j.nurt.2007.01.005. PMID 17395133.
  4. Pegan S, Arrabit C, Slesinger PA, Choe S (2006). "Andersen's syndrome mutation effects on the structure and assembly of the cytoplasmic domains of Kir2.1". Biochemistry. 45 (28): 8599–606. doi:10.1021/bi060653d. PMID 16834334.
  5. Tristani-Firouzi M, Jensen JL, Donaldson MR; et al. (2002). "Functional and clinical characterization of KCNJ2 mutations associated with LQT7 (Andersen syndrome)". J. Clin. Invest. 110 (3): 381–8. PMID 12163457.


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