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Establish the site of the primary pathology

Authoring team

There are both invasive and non-invasive means of investigating the primary site of pathology for stroke:

  • non-invasive methods:
    • ultrasound - if normal, no need for more invasive methods
    • cardiac imaging:
      • transthoracic echocardiography
      • transoesophageal echocardiography

  • invasive methods:
    • angiography

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