CHA2DS2 VASc score
| CHA2DS2-VASc score | |
|---|---|
| [[File:|250px|]] | |
| Synonyms | N/A |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | |
| Complications | Stroke, Thromboembolism |
| Onset | |
| Duration | |
| Types | N/A |
| Causes | Atrial Fibrillation |
| Risks | |
| Diagnosis | |
| Differential diagnosis | N/A |
| Prevention | N/A |
| Treatment | Anticoagulation |
| Medication | N/A |
| Prognosis | |
| Frequency | |
| Deaths | N/A |
The CHA2DS2-VASc score is a clinical prediction rule for estimating the risk of stroke in patients with atrial fibrillation (AF), a common cardiac arrhythmia. It is used to guide decisions regarding the initiation of anticoagulation therapy to prevent stroke in these patients.
Components of the CHA2DS2-VASc Score[edit | edit source]
The CHA2DS2-VASc score is an acronym that stands for:
- C - Congestive heart failure (1 point)
- H - Hypertension (1 point)
- A - Age ≥ 75 years (2 points)
- D - Diabetes mellitus (1 point)
- S - Prior stroke or transient ischemic attack (TIA) or thromboembolism (2 points)
- V - Vascular disease (1 point)
- A - Age 65–74 years (1 point)
- Sc - Sex category (female sex) (1 point)
Scoring and Interpretation[edit | edit source]
The total CHA2DS2-VASc score ranges from 0 to 9. The higher the score, the greater the risk of stroke. The score is used to stratify patients into different risk categories:
- Score of 0: Low risk, no anticoagulation needed.
- Score of 1: Intermediate risk, consider anticoagulation based on patient-specific factors.
- Score of ≥2: High risk, anticoagulation is recommended.
Clinical Use[edit | edit source]
The CHA2DS2-VASc score is widely used in clinical practice to assess stroke risk in patients with non-valvular atrial fibrillation. It helps clinicians decide whether to start anticoagulation therapy, such as warfarin or direct oral anticoagulants (DOACs), to reduce the risk of stroke.
Limitations[edit | edit source]
While the CHA2DS2-VASc score is a useful tool, it has limitations. It does not account for all potential risk factors for stroke, and its predictive accuracy may vary among different populations. Clinical judgment should always be used in conjunction with the score.
History[edit | edit source]
The CHA2DS2-VASc score was developed as an improvement over the earlier CHADS2 score, which did not include some important risk factors such as vascular disease and age 65-74 years. The addition of these factors in the CHA2DS2-VASc score provides a more comprehensive assessment of stroke risk.
Also see[edit | edit source]
Cardiovascular disease A-Z
Most common cardiac diseases
- Cardiac arrhythmia
- Cardiogenetic disorders
- Cardiomegaly
- Cardiomyopathy
- Cardiopulmonary resuscitation
- Chronic rheumatic heart diseases
- Congenital heart defects
- Heart neoplasia
- Ischemic heart diseases
- Pericardial disorders
- Syndromes affecting the heart
- Valvular heart disease
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
A[edit source]
- Accelerated idioventricular rhythm
- Acute decompensated heart failure
- Arteriosclerotic heart disease
- Athletic heart syndrome
- Atrial flutter
- Atrioventricular fistula
- Cardiovascular disease in Australia
- Autoimmune heart disease
B[edit source]
C[edit source]
- Ebb Cade
- Cardiac allograft vasculopathy
- Cardiac amyloidosis
- Cardiac asthma
- Cardiac tamponade
- Cardiogenic shock
- Cardiogeriatrics
- Cardiorenal syndrome
- Cardiotoxicity
- Carditis
- Coronary artery aneurysm
- Coronary artery anomaly
- Coronary artery disease
- Spontaneous coronary artery dissection
- Coronary artery ectasia
- Coronary occlusion
- Coronary steal
- Coronary thrombosis
- Coronary vasospasm
- Cœur en sabot
- Coxsackievirus-induced cardiomyopathy
D[edit source]
E[edit source]
H[edit source]
- Heart attack
- Heart failure
- Heart failure with preserved ejection fraction
- Heart to Heart (1949 film)
- High-output heart failure
- Hyperdynamic precordium
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
I[edit source]
- Idiopathic giant-cell myocarditis
- Interventricular dyssynchrony
- Intraventricular dyssynchrony
- Isolated atrial amyloidosis
K[edit source]
L[edit source]
M[edit source]
- Mydicar
- Myocardial bridge
- Myocardial disarray
- Myocardial rupture
- Myocardial scarring
- Myocardial stunning
- Myocarditis
N[edit source]
O[edit source]
P[edit source]
- Papillary fibroelastoma
- Pathophysiology of heart failure
- Postpericardiotomy syndrome
- Pulmonary vein stenosis
R[edit source]
S[edit source]
- Saturated fat and cardiovascular disease
- SCAR-Fc
- Shone's syndrome
- Strain pattern
- Subacute bacterial endocarditis
- Sudden cardiac death of athletes
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
T[edit source]
V[edit source]
W[edit source]
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