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Canadian Syncope Risk Score

Aka: Canadian Syncope Risk Score
  1. See Also
    1. Syncope
    2. San Francisco Syncope Rule (CHESS Criteria)
  2. Criteria: Clinical
    1. Score -1: Vasovagal symptom predisposition
    2. Score 1: Heart disease history
    3. Score 2: Any systolic Blood Pressure reading <90 mmHg or >180 mmHg
  3. Criteria: Evaluation
    1. Score 2: Troponin elevated
    2. Score 1: QRS Axis abnormal (<30 or >100 degrees)
    3. Score 1: QRS Duration >130 ms
    4. Score 2: QTc >480 ms
  4. Criteria: ED Diagnosis
    1. Score -2: Vasovagal Syncope
    2. Score 2: Cardiac Syncope
  5. Interpretation (based on the sum of all 9 criteria)
    1. Score -3 to 0: Very low risk (serious adverse events <=1.9% in 30 days)
    2. Score 1 to 3: Medium risk (serious adverse events >=3% in 30 days)
    3. Score 4 to 5: High risk
    4. Score >=6: Very high risk
  6. References
    1. thiruganasambandamoorthy (2016) CMAJ 88(12): E289-98 +PMID:27378464 [PubMed]

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