Non-bacterial thrombotic endocarditis classification: Difference between revisions

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==Overview==
==Overview==
There is no established system for the classification of [disease name].
According to Allen and Sirota, non-bacterial thrombotic endocarditis may be classified according to morphology into 5 subtypes
 
OR
 
[Disease name] may be classified according to [classification method] into [number] subtypes/groups: [group1], [group2], [group3], and [group4].
 
OR
 
[Disease name] may be classified into [large number > 6] subtypes based on [classification method 1], [classification method 2], and [classification method 3].
[Disease name] may be classified into several subtypes based on [classification method 1], [classification method 2], and [classification method 3].
 
OR
 
Based on the duration of symptoms, [disease name] may be classified as either acute or chronic.
 
OR
 
If the staging system involves specific and characteristic findings and features:
According to the [staging system + reference], there are [number] stages of [malignancy name] based on the [finding1], [finding2], and [finding3]. Each stage is assigned a [letter/number1] and a [letter/number2] that designate the [feature1] and [feature2].
 
OR
 
The staging of [malignancy name] is based on the [staging system].
 
OR
 
There is no established system for the staging of [malignancy name].


==Classification==
==Classification==


There is no established system for the classification of [disease name].
According to Allen and Sirota,<ref name="pmid19970792">{{cite journal |vauthors=Allen AC, Sirota JH |title=The Morphogenesis and Significance of Degenerative Verrucal Endocardiosis (Terminal Endocarditis, Endocarditis Simplex, Nonbacterial Thrombotic Endocarditis) |journal=Am. J. Pathol. |volume=20 |issue=6 |pages=1025–55 |date=November 1944 |pmid=19970792 |pmc=2033063 |doi= |url=}}</ref> <ref>Sanjay Asopa, Anish Patel, Omar A. Khan, Rajan Sharma, Sunil K. Ohri, Non-bacterial thrombotic endocarditis, European Journal of Cardio-Thoracic Surgery, Volume 32, Issue 5, November 2007, Pages 696–701, https://doi.org/10.1016/j.ejcts.2007.07.029</ref>  Non-bacterial thrombotic endocarditis may be classified according to morphology into 5 subtypes:
 
OR
 
[Disease name] may be classified according to [classification method] into [number] subtypes/groups:
*[Group1]
*[Group2]
*[Group3]
*[Group4]
 
OR
 
[Disease name] may be classified into [large number > 6] subtypes based on:
*[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]
 
OR
 
Based on the duration of symptoms, [disease name] may be classified as either acute or chronic.
 
OR
 
'''If the staging system involves specific and characteristic findings and features:'''
 
According to the [staging system + reference], there are [number] stages of [malignancy name] based on the [finding1], [finding2], and [finding3]. Each stage is assigned a [letter/number1] and a [letter/number2] that designate the [feature1] and [feature2].
 
OR
 
The staging of [malignancy name] is based on the [staging system].
 
OR


There is no established system for the staging of [malignancy name].
{| class="wikitable"
|+Allen and Sirota macroscopic classification of NBTE
!style="background: #4479BA; width: 200px;" | {{fontcolor|#FFF|Type of NBTE}}
!style="background: #4479BA; width: 200px;" | {{fontcolor|#FFF|Features}}
|-
|style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Type 1
|
* Small
* < 3 [[Millimeter|mm]]
* Univerrucal
* Firmly attached to the valve
|-
|style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Type 2
|
*[[Large-print|Large]]
* > 3 [[Millimeter|mm]]
* Univerrucal
*[[Adhesion|Adherent]] to the [[valve]]
|-
|style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Type 3
|
* Small
* 1 - 3 [[Millimeter|mm]]
* Multiverrucal
* Friable
|-
|style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Type 4
|
* Large
* > 3 [[Millimeter|mm]]
* Multiverrucal
* Friable
|-
|style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Type 5
|
* "Healed-type"
* Similar in consistency to the attached valve
|}


==References==
==References==

Latest revision as of 21:35, 22 August 2020

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

Overview

According to Allen and Sirota, non-bacterial thrombotic endocarditis may be classified according to morphology into 5 subtypes

Classification

According to Allen and Sirota,[1] [2] Non-bacterial thrombotic endocarditis may be classified according to morphology into 5 subtypes:

Allen and Sirota macroscopic classification of NBTE
Type of NBTE Features
Type 1
  • Small
  • < 3 mm
  • Univerrucal
  • Firmly attached to the valve
Type 2
Type 3
  • Small
  • 1 - 3 mm
  • Multiverrucal
  • Friable
Type 4
  • Large
  • > 3 mm
  • Multiverrucal
  • Friable
Type 5
  • "Healed-type"
  • Similar in consistency to the attached valve

References

  1. ↑ Allen AC, Sirota JH (November 1944). "The Morphogenesis and Significance of Degenerative Verrucal Endocardiosis (Terminal Endocarditis, Endocarditis Simplex, Nonbacterial Thrombotic Endocarditis)". Am. J. Pathol. 20 (6): 1025–55. PMC 2033063. PMID 19970792.
  2. ↑ Sanjay Asopa, Anish Patel, Omar A. Khan, Rajan Sharma, Sunil K. Ohri, Non-bacterial thrombotic endocarditis, European Journal of Cardio-Thoracic Surgery, Volume 32, Issue 5, November 2007, Pages 696–701, https://doi.org/10.1016/j.ejcts.2007.07.029

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