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Michele Brignole

, Jean-Jacques Blanc

, Richard Sutton

, and Angel Moya

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date: 24 September 2021

Syncope is a transient loss of consciousness due to global cerebral hypoperfusion characterized by rapid onset, short duration, and spontaneous complete recovery. The starting point for evaluation of syncope is the ‘initial evaluation’, which consists of history, physical examination, standard electrocardiogram and (if appropriate) echocardiogram, orthostatic challenge, and carotid sinus massage. The initial evaluation has two objectives: to assess the specific risk for the patient (death, severe adverse events, or recurrence of syncope) and to identify the specific cause of the faint in order to address an effective mechanism-specific treatment....

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