View source for CHA2DS2-VASc

{{DISPLAYTITLE:CHA<sub>2</sub>DS<sub>2</sub>-VASc}}

== Background ==

* Risk stratification tool used to help determine utility of anticoagulation in [[atrial fibrillation]]

== Criteria ==
{| class="wikitable"
! colspan="2" |Criteria
!Points
|-
| rowspan="3" |Age
|<65
|0
|-
|65-74
|1
|-
|≥75
|2
|-
| colspan="2" |Female sex
|1
|-
| colspan="2" |CHF history
|1
|-
| colspan="2" |Hypertension
|1
|-
| colspan="2" |Stroke/TIA/thomboembolism
|2
|-
| colspan="2" |Vascular disease (prior MI, PAD, or aortic plaque)
|1
|-
| colspan="2" |Diabetes mellitus
|1
|}

== Interpretation ==
{| class="wikitable"
!Score
!Risk of Stroke
!Risk of Stroke/TIA/embolism
!Recommendation
|-
|0
|0.2%
|0.3%
|No need for anticoagulation
|-
|1
|0.6%
|0.9%
|Consider anticoagulation
|-
|2
|2.2%
|2.9%
| rowspan="8" |Recommend anticoagulation
|-
|3
|3.2%
|4.6%
|-
|4
|4.8%
|6.7%
|-
|5
|7.2%
|10.0%
|-
|6
|9.7%
|13.6%
|-
|7
|11.2%
|15.7%
|-
|8
|10.8%
|15.2%
|-
|9
|12.2%
|17.4%
|}

* In general, anticoagulation is recommended in patients with a score of 2 or greater, and 

[[Category:Cardiology]]